chore(build): drop webpack and use Hugo Pipes (#130)

33 files changed, 3004 insertions, 0 deletions

diff --git a/assets/js/even.js b/assets/js/even.js
new file mode 100644
index 0000000..01b9200
--- /dev/null
+++ b/assets/js/even.js
@@ -0,0 +1,279 @@
+'use strict';
+
+const Even = {};
+
+Even.backToTop = function() {
+  const $backToTop = $('#back-to-top');
+
+  $(window).scroll(function() {
+    if ($(window).scrollTop() > 100) {
+      $backToTop.fadeIn(1000);
+    } else {
+      $backToTop.fadeOut(1000);
+    }
+  });
+
+  $backToTop.click(function() {
+    $('body,html').animate({scrollTop: 0});
+  });
+};
+
+Even.mobileNavbar = function() {
+  const $mobileNav = $('#mobile-navbar');
+  const $mobileNavIcon = $('.mobile-navbar-icon');
+  const slideout = new Slideout({
+    'panel': document.getElementById('mobile-panel'),
+    'menu': document.getElementById('mobile-menu'),
+    'padding': 180,
+    'tolerance': 70,
+  });
+  slideout.disableTouch();
+
+  $mobileNavIcon.click(function() {
+    slideout.toggle();
+  });
+
+  slideout.on('beforeopen', function() {
+    $mobileNav.addClass('fixed-open');
+    $mobileNavIcon.addClass('icon-click').removeClass('icon-out');
+  });
+
+  slideout.on('beforeclose', function() {
+    $mobileNav.removeClass('fixed-open');
+    $mobileNavIcon.addClass('icon-out').removeClass('icon-click');
+  });
+
+  $('#mobile-panel').on('touchend', function() {
+    slideout.isOpen() && $mobileNavIcon.click();
+  });
+};
+
+Even._initToc = function() {
+  const SPACING = 20;
+  const $toc = $('.post-toc');
+  const $footer = $('.post-footer');
+
+  if ($toc.length) {
+    const minScrollTop = $toc.offset().top - SPACING;
+    const maxScrollTop = $footer.offset().top - $toc.height() - SPACING;
+
+    const tocState = {
+      start: {
+        'position': 'absolute',
+        'top': minScrollTop,
+      },
+      process: {
+        'position': 'fixed',
+        'top': SPACING,
+      },
+      end: {
+        'position': 'absolute',
+        'top': maxScrollTop,
+      },
+    };
+
+    $(window).scroll(function() {
+      const scrollTop = $(window).scrollTop();
+
+      if (scrollTop < minScrollTop) {
+        $toc.css(tocState.start);
+      } else if (scrollTop > maxScrollTop) {
+        $toc.css(tocState.end);
+      } else {
+        $toc.css(tocState.process);
+      }
+    });
+  }
+
+  const HEADERFIX = 30;
+  const $toclink = $('.toc-link');
+  const $headerlink = $('.headerlink');
+  const $tocLinkLis = $('.post-toc-content li');
+
+  const headerlinkTop = $.map($headerlink, function(link) {
+    return $(link).offset().top;
+  });
+
+  const headerLinksOffsetForSearch = $.map(headerlinkTop, function(offset) {
+    return offset - HEADERFIX;
+  });
+
+  const searchActiveTocIndex = function(array, target) {
+    for (let i = 0; i < array.length - 1; i++) {
+      if (target > array[i] && target <= array[i + 1]) return i;
+    }
+    if (target > array[array.length - 1]) return array.length - 1;
+    return -1;
+  };
+
+  $(window).scroll(function() {
+    const scrollTop = $(window).scrollTop();
+    const activeTocIndex = searchActiveTocIndex(headerLinksOffsetForSearch, scrollTop);
+
+    $($toclink).removeClass('active');
+    $($tocLinkLis).removeClass('has-active');
+
+    if (activeTocIndex !== -1) {
+      $($toclink[activeTocIndex]).addClass('active');
+      let ancestor = $toclink[activeTocIndex].parentNode;
+      while (ancestor.tagName !== 'NAV') {
+        $(ancestor).addClass('has-active');
+        ancestor = ancestor.parentNode.parentNode;
+      }
+    }
+  });
+};
+
+Even.fancybox = function() {
+  if ($.fancybox) {
+    $('.post-content').each(function() {
+      $(this).find('img').each(function() {
+        $(this).wrap(`<a class="fancybox" href="${this.src}" data-fancybox="gallery" data-caption="${this.title}"></a>`);
+      });
+    });
+
+    $('.fancybox').fancybox({
+      selector: '.fancybox',
+      protect: true,
+    });
+  }
+};
+
+Even.highlight = function() {
+  const blocks = document.querySelectorAll('pre code');
+  for (let i = 0; i < blocks.length; i++) {
+    const block = blocks[i];
+    const rootElement = block.parentElement;
+    const lineCodes = block.innerHTML.split(/\n/);
+    if (lineCodes[lineCodes.length - 1] === '') lineCodes.pop();
+    const lineLength = lineCodes.length;
+
+    let codeLineHtml = '';
+    for (let i = 0; i < lineLength; i++) {
+      codeLineHtml += `<div class="line">${i + 1}</div>`;
+    }
+
+    let codeHtml = '';
+    for (let i = 0; i < lineLength; i++) {
+      codeHtml += `<div class="line">${lineCodes[i]}</div>`;
+    }
+
+    block.className += ' highlight';
+    const figure = document.createElement('figure');
+    figure.className = block.className;
+    figure.innerHTML = `<table><tbody><tr><td class="gutter"><pre>${codeLineHtml}</pre></td><td class="code"><pre>${codeHtml}</pre></td></tr></tbody></table>`;
+
+    rootElement.parentElement.replaceChild(figure, rootElement);
+  }
+};
+
+Even.chroma = function() {
+  const blocks = document.querySelectorAll('.highlight > .chroma');
+  for (let i = 0; i < blocks.length; i++) {
+    const block = blocks[i];
+    const afterHighLight = block.querySelector('pre.chroma > code');
+    const lang = afterHighLight ? afterHighLight.className : '';
+    block.className += ' ' + lang;
+  }
+};
+
+Even.toc = function() {
+  const tocContainer = document.getElementById('post-toc');
+  if (tocContainer !== null) {
+    const toc = document.getElementById('TableOfContents');
+    if (toc === null) {
+      // toc = true, but there are no headings
+      tocContainer.parentNode.removeChild(tocContainer);
+    } else {
+      this._refactorToc(toc);
+      this._linkToc();
+      this._initToc();
+    }
+  }
+};
+
+Even._refactorToc = function(toc) {
+  // when headings do not start with `h1`
+  const oldTocList = toc.children[0];
+  let newTocList = oldTocList;
+  let temp;
+  while (newTocList.children.length === 1
+      && (temp = newTocList.children[0].children[0]).tagName === 'UL') {
+    newTocList = temp;
+  }
+
+  if (newTocList !== oldTocList) toc.replaceChild(newTocList, oldTocList);
+};
+
+Even._linkToc = function() {
+  const links = document.querySelectorAll('#TableOfContents a:first-child');
+  for (let i = 0; i < links.length; i++) links[i].className += ' toc-link';
+
+  for (let num = 1; num <= 6; num++) {
+    const headers = document.querySelectorAll('.post-content>h' + num);
+    for (let i = 0; i < headers.length; i++) {
+      const header = headers[i];
+      header.innerHTML = `<a href="#${header.id}" class="headerlink anchor"><i class="iconfont icon-link"></i></a>${header.innerHTML}`;
+    }
+  }
+};
+
+Even.flowchart = function() {
+  if (!window.flowchart) return;
+
+  const blocks = document.querySelectorAll('pre code.language-flowchart, pre code.language-flow');
+  for (let i = 0; i < blocks.length; i++) {
+    if (!window.hljs && i % 2 === 0) continue;
+
+    const block = blocks[i];
+    const rootElement = window.hljs
+        ? block.parentElement
+        : block.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement;
+
+    const container = document.createElement('div');
+    const id = `js-flowchart-diagrams-${i}`;
+    container.id = id;
+    container.className = 'align-center';
+    rootElement.parentElement.replaceChild(container, rootElement);
+
+    const diagram = flowchart.parse(block.childNodes[0].nodeValue);
+    diagram.drawSVG(id, window.flowchartDiagramsOptions ? window.flowchartDiagramsOptions : {});
+  }
+};
+
+Even.sequence = function() {
+  if (!window.Diagram) return;
+
+  const blocks = document.querySelectorAll('pre code.language-sequence');
+  for (let i = 0; i < blocks.length; i++) {
+    if (!window.hljs && i % 2 === 0) continue;
+
+    const block = blocks[i];
+    const rootElement = window.hljs
+        ? block.parentElement
+        : block.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement;
+
+    const container = document.createElement('div');
+    const id = `js-sequence-diagrams-${i}`;
+    container.id = id;
+    container.className = 'align-center';
+    rootElement.parentElement.replaceChild(container, rootElement);
+
+    const diagram = Diagram.parse(block.childNodes[0].nodeValue);
+    diagram.drawSVG(id, window.sequenceDiagramsOptions
+        ? window.sequenceDiagramsOptions
+        : {theme: 'simple'});
+  }
+};
+
+Even.responsiveTable = function() {
+  const tables = document.querySelectorAll('.post-content > table');
+  for (let i = 0; i < tables.length; i++) {
+    const table = tables[i];
+    const wrapper = document.createElement('div');
+    wrapper.className = 'table-wrapper';
+    table.parentElement.replaceChild(wrapper, table);
+    wrapper.appendChild(table);
+  }
+};
+
diff --git a/assets/js/main.js b/assets/js/main.js
new file mode 100644
index 0000000..96db5db
--- /dev/null
+++ b/assets/js/main.js
@@ -0,0 +1,18 @@
+$(document).ready(function () {
+  Even.backToTop();
+  Even.mobileNavbar();
+  Even.toc();
+  Even.fancybox();
+});
+
+Even.responsiveTable();
+Even.flowchart();
+Even.sequence();
+
+if (window.hljs) {
+  hljs.initHighlighting();
+  Even.highlight();
+} else {
+  Even.chroma();
+}
+
diff --git a/assets/sass/_base.scss b/assets/sass/_base.scss
new file mode 100644
index 0000000..0e1c342
--- /dev/null
+++ b/assets/sass/_base.scss
@@ -0,0 +1,98 @@
+@import '_common/normalize';
+
+html {
+  font-size: $global-font-size;
+  box-sizing: border-box;
+}
+
+body {
+  padding: 0;
+  margin: 0;
+  font-family: $global-font-family;
+  font-weight: normal;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+  line-height: $global-lineheight;
+  color: $global-font-color;
+  background: $global-background;
+  scroll-behavior: smooth;
+  border-top: 3px solid $theme-color;
+}
+
+@include max-screen() {
+  body {
+    border-top: 0;
+  }
+}
+
+::selection {
+  background: $theme-color;
+  color: #fff; 
+}
+
+// ::-webkit-scrollbar {
+//   width: 8px;
+//   height: 6px; 
+// }
+
+// ::-webkit-scrollbar-thumb {
+//   background: lighten($theme-color, 10%);
+//   border-radius: 5px;
+// }
+
+// ::-webkit-scrollbar-track {
+//   background: rgba(211, 211, 211, 0.4);
+//   border-radius: 5px;
+// }
+
+img {
+  max-width: 100%;
+  height: auto;
+  display: inline-block;
+  vertical-align: middle;
+}
+
+a {
+  color: $global-font-color;
+  text-decoration: none;
+}
+
+@each $header, $size in $global-headings {
+  #{$header} {
+    font-size: $size;
+    font-family: $global-serif-font-family;
+  }
+}
+
+.container {
+  margin: 0 auto;
+  width: $global-body-width;
+}
+
+@include max-screen() {
+  .container {
+    width: 100%;
+    box-shadow: -1px -5px 5px $gray;
+  }
+}
+
+.content-wrapper {
+  padding: $global-container-padding;
+}
+
+// make video fluid:
+// https://css-tricks.com/NetMag/FluidWidthVideo/Article-FluidWidthVideo.php
+// class video-container is the wrapper used by hexo youtube tag plugin
+.video-container {
+	position: relative;
+	padding-bottom: 56.25%; /* 16:9 */
+	padding-top: 25px;
+	height: 0;
+}
+.video-container iframe {
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+}
\ No newline at end of file
diff --git a/assets/sass/_common/_animation.scss b/assets/sass/_common/_animation.scss
new file mode 100644
index 0000000..d596b16
--- /dev/null
+++ b/assets/sass/_common/_animation.scss
@@ -0,0 +1,156 @@
+@mixin underline-from-center() {
+  display: inline-block;
+  vertical-align: middle;
+  transform: translateZ(0);
+  backface-visibility: hidden;
+  box-shadow: 0 0 1px transparent;
+  position: relative;
+  overflow: hidden;
+
+  &:before {
+    content: '';
+    position: absolute;
+    z-index: -1;
+    height: 2px;
+    bottom: 0;
+    left: 51%;
+    right: 51%;
+    background: $theme-color;
+    transition-duration: 0.2s;
+    transition-property: right, left;
+    transition-timing-function: ease-out;
+  }
+
+  &.active,
+  &:active,
+  &:focus,
+  &:hover {
+    &:before {
+      right: 0;
+      left: 0;
+    }
+  }
+}
+
+@mixin mobile-menu-icon() {
+  @keyframes clickfirst {
+    0% {
+      transform: translateY(6px) rotate(0deg);
+      
+    }
+
+    100% {
+      transform: translateY(0) rotate(45deg);
+    }
+  }	
+
+  @keyframes clickmid {
+    0% {
+      opacity: 1;
+    }
+
+    100% {
+      opacity: 0;
+    }
+  }
+
+  @keyframes clicklast {
+    0% {
+      transform: translateY(-6px) rotate(0deg);
+    }
+
+    100% {
+      transform: translateY(0) rotate(-45deg);
+    }
+  }
+  
+  @keyframes outfirst {
+    0% {
+      transform: translateY(0) rotate(-45deg);
+    }
+
+    100% {
+      transform: translateY(-6px) rotate(0deg);
+    }
+  }	
+
+  @keyframes outmid {
+    0% {
+      opacity: 0;
+    }
+
+    100% {
+      opacity: 1;
+    }
+  }
+
+  @keyframes outlast {
+    0% {
+      transform: translateY(0) rotate(45deg);
+    }
+
+    100% {
+      transform: translateY(6px) rotate(0deg);
+    }
+  }
+
+  span {
+    position: absolute;
+    /* fallback for browsers which still doesn't support for `calc()` */
+    left: 15px;
+    top: 25px;
+    left: calc((100% - 20px) / 2);
+    top: calc((100% - 1px) / 2);
+    width: 20px;
+    height: 1px;
+    background-color: $theme-color;
+  
+    &:nth-child(1) {
+      transform: translateY(6px) rotate(0deg);
+    }
+
+    &:nth-child(3) {
+      transform: translateY(-6px) rotate(0deg);
+    }
+  }
+
+  &.icon-click {
+    span:nth-child(1) {
+      animation-duration: 0.5s;
+      animation-fill-mode: both;
+      animation-name: clickfirst;
+    }
+
+    span:nth-child(2) {
+      animation-duration: 0.2s;
+      animation-fill-mode: both;
+      animation-name: clickmid;
+    }
+
+    span:nth-child(3) {
+      animation-duration: 0.5s;
+      animation-fill-mode: both;
+      animation-name: clicklast;
+    }
+  }
+
+  &.icon-out {
+    span:nth-child(1) {
+      animation-duration: 0.5s;
+      animation-fill-mode: both;
+      animation-name: outfirst;
+    }
+
+    span:nth-child(2) {
+      animation-duration: 0.2s;
+      animation-fill-mode: both;
+      animation-name: outmid;
+    }
+
+    span:nth-child(3) {
+      animation-duration: 0.5s;
+      animation-fill-mode: both;
+      animation-name: outlast;
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_common/_normalize.scss b/assets/sass/_common/_normalize.scss
new file mode 100644
index 0000000..81c6f31
--- /dev/null
+++ b/assets/sass/_common/_normalize.scss
@@ -0,0 +1,427 @@
+/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
+
+/**
+ * 1. Set default font family to sans-serif.
+ * 2. Prevent iOS text size adjust after orientation change, without disabling
+ *    user zoom.
+ */
+
+html {
+  font-family: sans-serif; /* 1 */
+  -ms-text-size-adjust: 100%; /* 2 */
+  -webkit-text-size-adjust: 100%; /* 2 */
+}
+
+/**
+ * Remove default margin.
+ */
+
+body {
+  margin: 0;
+}
+
+/* HTML5 display definitions
+   ========================================================================== */
+
+/**
+ * Correct `block` display not defined for any HTML5 element in IE 8/9.
+ * Correct `block` display not defined for `details` or `summary` in IE 10/11
+ * and Firefox.
+ * Correct `block` display not defined for `main` in IE 11.
+ */
+
+article,
+aside,
+details,
+figcaption,
+figure,
+footer,
+header,
+hgroup,
+main,
+menu,
+nav,
+section,
+summary {
+  display: block;
+}
+
+/**
+ * 1. Correct `inline-block` display not defined in IE 8/9.
+ * 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
+ */
+
+audio,
+canvas,
+progress,
+video {
+  display: inline-block; /* 1 */
+  vertical-align: baseline; /* 2 */
+}
+
+/**
+ * Prevent modern browsers from displaying `audio` without controls.
+ * Remove excess height in iOS 5 devices.
+ */
+
+audio:not([controls]) {
+  display: none;
+  height: 0;
+}
+
+/**
+ * Address `[hidden]` styling not present in IE 8/9/10.
+ * Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
+ */
+
+[hidden],
+template {
+  display: none;
+}
+
+/* Links
+   ========================================================================== */
+
+/**
+ * Remove the gray background color from active links in IE 10.
+ */
+
+a {
+  background-color: transparent;
+}
+
+/**
+ * Improve readability when focused and also mouse hovered in all browsers.
+ */
+
+a:active,
+a:hover {
+  outline: 0;
+}
+
+/* Text-level semantics
+   ========================================================================== */
+
+/**
+ * Address styling not present in IE 8/9/10/11, Safari, and Chrome.
+ */
+
+abbr[title] {
+  border-bottom: 1px dotted;
+}
+
+/**
+ * Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
+ */
+
+b,
+strong {
+  font-weight: bold;
+}
+
+/**
+ * Address styling not present in Safari and Chrome.
+ */
+
+dfn {
+  font-style: italic;
+}
+
+/**
+ * Address variable `h1` font-size and margin within `section` and `article`
+ * contexts in Firefox 4+, Safari, and Chrome.
+ */
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+/**
+ * Address styling not present in IE 8/9.
+ */
+
+mark {
+  background: #ff0;
+  color: #000;
+}
+
+/**
+ * Address inconsistent and variable font size in all browsers.
+ */
+
+small {
+  font-size: 80%;
+}
+
+/**
+ * Prevent `sub` and `sup` affecting `line-height` in all browsers.
+ */
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sup {
+  top: -0.5em;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+/* Embedded content
+   ========================================================================== */
+
+/**
+ * Remove border when inside `a` element in IE 8/9/10.
+ */
+
+img {
+  border: 0;
+}
+
+/**
+ * Correct overflow not hidden in IE 9/10/11.
+ */
+
+svg:not(:root) {
+  overflow: hidden;
+}
+
+/* Grouping content
+   ========================================================================== */
+
+/**
+ * Address margin not present in IE 8/9 and Safari.
+ */
+
+figure {
+  margin: 1em 40px;
+}
+
+/**
+ * Address differences between Firefox and other browsers.
+ */
+
+hr {
+  -moz-box-sizing: content-box;
+  box-sizing: content-box;
+  height: 0;
+}
+
+/**
+ * Contain overflow in all browsers.
+ */
+
+pre {
+  overflow: auto;
+}
+
+/**
+ * Address odd `em`-unit font size rendering in all browsers.
+ */
+
+code,
+kbd,
+pre,
+samp {
+  font-family: monospace, monospace;
+  font-size: 1em;
+}
+
+/* Forms
+   ========================================================================== */
+
+/**
+ * Known limitation: by default, Chrome and Safari on OS X allow very limited
+ * styling of `select`, unless a `border` property is set.
+ */
+
+/**
+ * 1. Correct color not being inherited.
+ *    Known issue: affects color of disabled elements.
+ * 2. Correct font properties not being inherited.
+ * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
+ */
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  color: inherit; /* 1 */
+  font: inherit; /* 2 */
+  margin: 0; /* 3 */
+}
+
+/**
+ * Address `overflow` set to `hidden` in IE 8/9/10/11.
+ */
+
+button {
+  overflow: visible;
+}
+
+/**
+ * Address inconsistent `text-transform` inheritance for `button` and `select`.
+ * All other form control elements do not inherit `text-transform` values.
+ * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
+ * Correct `select` style inheritance in Firefox.
+ */
+
+button,
+select {
+  text-transform: none;
+}
+
+/**
+ * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
+ *    and `video` controls.
+ * 2. Correct inability to style clickable `input` types in iOS.
+ * 3. Improve usability and consistency of cursor style between image-type
+ *    `input` and others.
+ */
+
+button,
+html input[type="button"], /* 1 */
+input[type="reset"],
+input[type="submit"] {
+  -webkit-appearance: button; /* 2 */
+  cursor: pointer; /* 3 */
+}
+
+/**
+ * Re-set default cursor for disabled elements.
+ */
+
+button[disabled],
+html input[disabled] {
+  cursor: default;
+}
+
+/**
+ * Remove inner padding and border in Firefox 4+.
+ */
+
+button::-moz-focus-inner,
+input::-moz-focus-inner {
+  border: 0;
+  padding: 0;
+}
+
+/**
+ * Address Firefox 4+ setting `line-height` on `input` using `!important` in
+ * the UA stylesheet.
+ */
+
+input {
+  line-height: normal;
+}
+
+/**
+ * It's recommended that you don't attempt to style these elements.
+ * Firefox's implementation doesn't respect box-sizing, padding, or width.
+ *
+ * 1. Address box sizing set to `content-box` in IE 8/9/10.
+ * 2. Remove excess padding in IE 8/9/10.
+ */
+
+input[type="checkbox"],
+input[type="radio"] {
+  box-sizing: border-box; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Fix the cursor style for Chrome's increment/decrement buttons. For certain
+ * `font-size` values of the `input`, it causes the cursor style of the
+ * decrement button to change from `default` to `text`.
+ */
+
+input[type="number"]::-webkit-inner-spin-button,
+input[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+/**
+ * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
+ * 2. Address `box-sizing` set to `border-box` in Safari and Chrome
+ *    (include `-moz` to future-proof).
+ */
+
+input[type="search"] {
+  -webkit-appearance: textfield; /* 1 */
+  -moz-box-sizing: content-box;
+  -webkit-box-sizing: content-box; /* 2 */
+  box-sizing: content-box;
+}
+
+/**
+ * Remove inner padding and search cancel button in Safari and Chrome on OS X.
+ * Safari (but not Chrome) clips the cancel button when the search input has
+ * padding (and `textfield` appearance).
+ */
+
+input[type="search"]::-webkit-search-cancel-button,
+input[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+/**
+ * Define consistent border, margin, and padding.
+ */
+
+fieldset {
+  border: 1px solid #c0c0c0;
+  margin: 0 2px;
+  padding: 0.35em 0.625em 0.75em;
+}
+
+/**
+ * 1. Correct `color` not being inherited in IE 8/9/10/11.
+ * 2. Remove padding so people aren't caught out if they zero out fieldsets.
+ */
+
+legend {
+  border: 0; /* 1 */
+  padding: 0; /* 2 */
+}
+
+/**
+ * Remove default vertical scrollbar in IE 8/9/10/11.
+ */
+
+textarea {
+  overflow: auto;
+}
+
+/**
+ * Don't inherit the `font-weight` (applied by a rule above).
+ * NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
+ */
+
+optgroup {
+  font-weight: bold;
+}
+
+/* Tables
+   ========================================================================== */
+
+/**
+ * Remove most spacing between table cells.
+ */
+
+table {
+  border-collapse: collapse;
+  border-spacing: 0;
+}
+
+td,
+th {
+  padding: 0;
+}
\ No newline at end of file
diff --git a/assets/sass/_common/_utils.scss b/assets/sass/_common/_utils.scss
new file mode 100644
index 0000000..1c7b777
--- /dev/null
+++ b/assets/sass/_common/_utils.scss
@@ -0,0 +1,23 @@
+@mixin clearfix() {
+  &:before,
+  &:after {
+    content: " ";
+    display: table;
+  }
+  
+  &:after {
+    clear: both;
+  }
+}
+
+@mixin min-screen($min-width: $global-body-width) {
+   @media screen and (min-width: $min-width) {
+     @content;
+   }
+}
+
+@mixin max-screen($max-width: $global-body-width) {
+   @media screen and (max-width: $max-width) {
+     @content;
+   }
+}
diff --git a/assets/sass/_custom/_custom.scss b/assets/sass/_custom/_custom.scss
new file mode 100644
index 0000000..f7cbb5a
--- /dev/null
+++ b/assets/sass/_custom/_custom.scss
@@ -0,0 +1,4 @@
+// ==============================
+// Custom style
+// ==============================
+// You can override the variables in _variables.scss to customize the style
diff --git a/assets/sass/_iconfont.scss b/assets/sass/_iconfont.scss
new file mode 100644
index 0000000..f4fa791
--- /dev/null
+++ b/assets/sass/_iconfont.scss
@@ -0,0 +1,191 @@
+// ==============================
+// Iconfont
+// ==============================
+
+@font-face {
+  font-family: 'iconfont';
+
+  src: url('../fonts/iconfont/iconfont.eot');
+  src: url('../fonts/iconfont/iconfont.eot#iefix') format('embedded-opentype'), // not '?#iefix', because webpack will add '?hash=[hash]'
+  url('../fonts/iconfont/iconfont.woff') format('woff'),
+  url('../fonts/iconfont/iconfont.ttf') format('truetype'),
+  url('../fonts/iconfont/iconfont.svg#iconfont') format('svg');
+}
+
+%base-iconfont {
+  font-family: "iconfont" !important;
+  speak: none;
+  font-style: normal;
+  font-weight: normal;
+  font-variant: normal;
+  text-transform: none;
+  line-height: 1;
+
+  -webkit-text-stroke-width: 0.2px;
+  cursor: pointer;
+
+  /* Enable Ligatures ================ */
+  letter-spacing: 0;
+  font-feature-settings: "liga";
+  font-variant-ligatures: discretionary-ligatures;
+
+  /* Better Font Rendering =========== */
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+.iconfont {
+  @extend %base-iconfont;
+}
+
+/* Social Icon */
+.icon-bilibili:before {
+  content: "\e900";
+  font-size: .9em;
+  position: relative;
+  top: -4px;
+}
+.icon-instagram:before {
+  font-size: .95em;
+  content: "\e611";
+  position: relative;
+  top: 1px;
+}
+.icon-douban:before {
+  content: "\e610";
+  position: relative;
+  top: 2px;
+}
+.icon-tumblr:before {
+  content: "\e69f";
+  font-size: .85em;
+  position: relative;
+  top: -2px;
+}
+.icon-linkedin:before {
+  content: "\e60d";
+  position: relative;
+  top: -2px;
+}
+.icon-twitter:before {
+  content: "\e600";
+}
+.icon-weibo:before {
+  content: "\e602";
+  position: relative;
+  top: 2px;
+}
+.icon-stack-overflow:before {
+  content: "\e902";
+  font-size: .85em;
+  position: relative;
+  top: -4px;
+}
+.icon-email:before {
+  content: "\e605";
+  position: relative;
+  top: -2px;
+}
+.icon-facebook:before {
+  content: "\e601";
+  font-size: .95em;
+  position: relative;
+  top: -2px;
+}
+.icon-gitlab:before {
+  content: "\e901";
+  font-size: .9em;
+  position: relative;
+  top: -4px;
+}
+.icon-github:before {
+  content: "\e606";
+  position: relative;
+  top: -1px;
+}
+.icon-rss:before {
+  content: "\e604";
+}
+.icon-google:before {
+  content: "\e609";
+  position: relative;
+  top: 2px;
+}
+.icon-zhihu:before {
+  content: "\e607";
+  font-size: .9em;
+}
+.icon-pocket:before {
+  content: "\e856";
+  position: relative;
+  top: 2px;
+}
+
+/* Generic Icon */
+.icon-heart:before {
+  content: "\e608";
+}
+.icon-right:before {
+  content: "\e60a";
+}
+.icon-left:before {
+  content: "\e60b";
+}
+.icon-up:before {
+  content: "\e60c";
+}
+.icon-close:before {
+  content: "\e60f";
+}
+.icon-link:before {
+  content: "\e909";
+}
+
+/* Admonition Icon */
+/*
+.icon-chevron-down:before {
+  content: "\e908";
+}
+.icon-format-quote:before {
+  content: "\e904";
+}
+.icon-pencil:before {
+  content: "\e903";
+}
+.icon-list-numbered:before {
+  content: "\e9b9";
+}
+.icon-list:before {
+  content: "\e9bb";
+}
+.icon-warning:before {
+  content: "\ea07";
+}
+.icon-question:before {
+  content: "\ea09";
+}
+.icon-info:before {
+  content: "\ea0c";
+}
+.icon-cross:before {
+  content: "\ea0f";
+}
+.icon-checkmark:before {
+  content: "\ea10";
+}
+.icon-fire:before {
+  content: "\e905";
+}
+.icon-danger:before {
+  content: "\e905";
+}
+.icon-flame:before {
+  content: "\e905";
+}
+.icon-hot:before {
+  content: "\e905";
+}
+.icon-bulb:before {
+  content: "\e906";
+}
+*/
diff --git a/assets/sass/_partial/_404.scss b/assets/sass/_partial/_404.scss
new file mode 100644
index 0000000..63eb465
--- /dev/null
+++ b/assets/sass/_partial/_404.scss
@@ -0,0 +1,25 @@
+// ==============================
+// Archive
+// =============================
+
+.not-found {
+  text-align: center;
+
+  .error-emoji {
+    color: #363636;
+    font-size: 3rem;
+  }
+
+  .error-text {
+    color: #797979;
+    font-size: 1.25rem;
+  }
+
+  .error-link {
+    margin-top: 2rem;
+
+    a {
+      color: $theme-color;
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_archive.scss b/assets/sass/_partial/_archive.scss
new file mode 100644
index 0000000..f1431c4
--- /dev/null
+++ b/assets/sass/_partial/_archive.scss
@@ -0,0 +1,100 @@
+// ==============================
+// Archive
+// =============================
+
+.archive {
+  margin: $archive-margin;
+  max-width: $archive-max-width;
+
+  .archive-title {
+    font-family: $global-serif-font-family;
+
+    &.tag,
+    &.category {
+      margin: 15px 0;
+    }
+
+    .archive-name {
+      margin: 0;
+      display: inline-block;
+      font-weight: 400;
+      font-size: $archive-name-font-size;
+      line-height: $archive-name-font-size + 2px;
+    }
+
+    .archive-post-counter {
+      color: $dark-gray;
+    }
+  }
+
+  .collection-title {
+    font-family: $global-serif-font-family;
+  
+    .archive-year {
+      margin: 15px 0;
+      font-weight: 400;
+      font-size: $collection-title-font-size;
+      line-height: $collection-title-font-size + 2px;
+    }
+  }
+
+  .archive-post {
+    padding: $archive-post-padding;
+    border-left: $archive-post-border-left;
+
+    .archive-post-time {
+      margin-right: 10px;
+      color: $dark-gray;
+    }
+
+    .archive-post-title {
+      
+      .archive-post-link {
+        color: $theme-color;
+      }
+    }
+
+    &::first-child {
+      margin-top: 10px;
+    }
+
+    &:hover {
+      border-left: $archive-post-hover-border-left;
+      transition: $archive-post-hover-transition;
+      transform: $archive-post-hover-transform;
+
+      .archive-post-time {
+        color: darken($dark-gray, 10%);
+      }
+
+      .archive-post-title .archive-post-link {
+        color: darken($theme-color, 10%);
+      }
+    }
+  }
+}
+
+@include max-screen() {
+  .archive {
+    margin-left: auto;
+    margin-right: auto;
+
+    .archive-title .archive-name {
+      font-size: $archive-name-font-size - 4px;
+    }
+
+    .collection-title .archive-year {
+      margin: 10px 0;
+      font-size: $collection-title-font-size - 4px;
+    }
+
+    .archive-post {
+      padding: $archive-post-mobile-padding;
+
+      .archive-post-time {
+        font-size: $archive-post-mobile-time-font-size;
+        display: block;
+      }
+    }
+  }
+}
diff --git a/assets/sass/_partial/_back-to-top.scss b/assets/sass/_partial/_back-to-top.scss
new file mode 100644
index 0000000..ee67aa2
--- /dev/null
+++ b/assets/sass/_partial/_back-to-top.scss
@@ -0,0 +1,24 @@
+// ==============================
+// Back to top
+// =============================
+
+.back-to-top {
+  display: none;
+  position: fixed;
+  right: 20px;
+  bottom: 20px;
+  transition-property: transform;
+  transition-timing-function: ease-out;
+  transition-duration: 0.3s;
+  z-index: 10;
+
+  &:hover {
+    transform: translateY(-5px); 
+  }
+}
+
+@include max-screen() {
+  .back-to-top {
+    display: none !important;
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_footer.scss b/assets/sass/_partial/_footer.scss
new file mode 100644
index 0000000..1f8cdae
--- /dev/null
+++ b/assets/sass/_partial/_footer.scss
@@ -0,0 +1,10 @@
+// ==============================
+// Post footer
+// =============================
+
+.footer {
+  margin-top: $footer-margin-top;
+
+  @import "_footer/social";
+  @import "_footer/copyright";
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_footer/_copyright.scss b/assets/sass/_partial/_footer/_copyright.scss
new file mode 100644
index 0000000..7d33fe3
--- /dev/null
+++ b/assets/sass/_partial/_footer/_copyright.scss
@@ -0,0 +1,23 @@
+// ==============================
+// Copyright
+// =============================
+
+.copyright {
+  margin: $copyright-margin;
+  color: $dark-gray;
+  text-align: center;
+  font-family: $global-serif-font-family;
+
+  .hexo-link,
+  .theme-link {
+    color: $theme-color;
+  }
+
+  .copyright-year {
+    display: block;
+
+    .heart {
+      font-size: 14px;
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_footer/_social.scss b/assets/sass/_partial/_footer/_social.scss
new file mode 100644
index 0000000..a23eb69
--- /dev/null
+++ b/assets/sass/_partial/_footer/_social.scss
@@ -0,0 +1,19 @@
+// ==============================
+// Social
+// =============================
+
+.social-links {
+  text-align: center;
+
+  .iconfont {
+    font-size: $social-icon-font-size;
+
+    & + .iconfont {
+      margin-left: $social-link-margin-left;
+    } 
+
+    &:hover {
+      color: $theme-color;
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_header.scss b/assets/sass/_partial/_header.scss
new file mode 100644
index 0000000..d81f17c
--- /dev/null
+++ b/assets/sass/_partial/_header.scss
@@ -0,0 +1,19 @@
+// ==============================
+// Header
+// ==============================
+
+.header {
+  @include clearfix; 
+  padding: $header-padding;
+
+  @import '_header/logo';
+  @import '_header/menu';
+}
+
+
+@include max-screen() {
+  .header {
+    padding: 50px 0 0;
+    text-align: center;
+  }
+}
diff --git a/assets/sass/_partial/_header/_logo.scss b/assets/sass/_partial/_header/_logo.scss
new file mode 100644
index 0000000..cd6435f
--- /dev/null
+++ b/assets/sass/_partial/_header/_logo.scss
@@ -0,0 +1,18 @@
+// ==============================
+// Logo
+// =============================
+
+.logo-wrapper {
+  float: left;
+
+  .logo {
+    font-size: $logo-font-size;
+    font-family: $logo-font-family;
+  }
+}
+
+@include max-screen() {
+  .logo-wrapper {
+    display: none;
+  }
+}
diff --git a/assets/sass/_partial/_header/_menu.scss b/assets/sass/_partial/_header/_menu.scss
new file mode 100644
index 0000000..7209c80
--- /dev/null
+++ b/assets/sass/_partial/_header/_menu.scss
@@ -0,0 +1,35 @@
+// ==============================
+// Menu
+// =============================
+
+.site-navbar {
+  float: right;
+
+  .menu {
+    display: inline-block;
+    position: relative;
+    padding-left: 0;
+    padding-right: 25px;
+    font-family: $global-serif-font-family;
+
+    .menu-item {
+      display: inline-block;
+
+      & + .menu-item {
+        margin-left: $menu-item-margin-left;;
+      }
+
+      @include underline-from-center;
+    }
+
+    .menu-item-link {
+      font-size: $menu-link-font-size;
+    }
+  }
+}
+
+@include max-screen() {
+  .site-navbar {
+    display: none;
+  }
+}
diff --git a/assets/sass/_partial/_mobile.scss b/assets/sass/_partial/_mobile.scss
new file mode 100644
index 0000000..26e4c76
--- /dev/null
+++ b/assets/sass/_partial/_mobile.scss
@@ -0,0 +1,77 @@
+// ==============================
+// Mobile Navbar
+// ==============================
+
+.mobile-navbar {
+  display: none;
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: $mobile-navbar-height;
+  background: $white;
+  box-shadow: 0px 2px 2px $gray;
+  text-align: center;
+  transition: transform 300ms ease;
+  z-index: 99;
+
+  &.fixed-open {
+    transform: translate3d(180px, 0px, 0px);
+  }
+
+  .mobile-header-logo {
+    display: inline-block;
+    margin-right: 50px;
+
+    .logo {
+      font-size: 22px;
+      line-height: $mobile-navbar-height;
+      font-family: $logo-font-family;
+    }
+  }
+
+  .mobile-navbar-icon {
+    color: $theme-color;
+    height: $mobile-navbar-height;
+    width: $mobile-navbar-height;
+    font-size: 24px;
+    text-align: center;
+    float: left;
+    position: relative;
+    transition: background 0.5s;
+
+    @include mobile-menu-icon();
+  }
+}
+
+.mobile-menu {
+  background-color: rgba($deputy-color, 0.5);
+
+  .mobile-menu-list {
+    position: relative;
+    list-style: none;
+    margin-top: 50px;
+    padding: 0;
+    border-top: 1px solid $deputy-color;
+
+    .mobile-menu-item {
+      padding: 10px 30px;
+      border-bottom: 1px solid $deputy-color;
+    }
+
+    a {
+      font-size: 18px;
+      font-family: $global-serif-font-family;
+
+      &:hover {
+        color: $theme-color;
+      }
+    }
+  }
+}
+
+@include max-screen() {
+  .mobile-navbar {
+    display: block;
+  }
+}
diff --git a/assets/sass/_partial/_pagination.scss b/assets/sass/_partial/_pagination.scss
new file mode 100644
index 0000000..c58f8db
--- /dev/null
+++ b/assets/sass/_partial/_pagination.scss
@@ -0,0 +1,36 @@
+// ==============================
+// Pagination
+// ==============================
+
+.pagination {
+  margin: $pagination-margin;
+  @include clearfix;
+
+  .prev,
+  .next {
+    font-weight: 600;
+    font-size: $pagination-font-size;
+    font-family: $global-serif-font-family;
+    transition-property: transform;
+    transition-timing-function: ease-out;
+    transition-duration: 0.3s;
+  }
+
+  .prev {
+    float: left;
+
+    &:hover {
+      color: $theme-color;
+      transform: translateX(-4px); 
+    }
+  }
+
+  .next {
+    float: right;
+
+    &:hover {
+      color: $theme-color;
+      transform: translateX(4px); 
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_post.scss b/assets/sass/_partial/_post.scss
new file mode 100644
index 0000000..a980b29
--- /dev/null
+++ b/assets/sass/_partial/_post.scss
@@ -0,0 +1,24 @@
+// ==============================
+// Post
+// ==============================
+
+.posts {
+  margin-bottom: $post-list-margin-bottom;
+  border-bottom: $post-border;
+}
+
+.post {
+  padding: $post-padding;
+
+  & + .post {
+    border-top: $post-border;
+  }
+
+  @import '_post/header';
+  @import '_post/toc';
+  @import '_post/content';
+  @import '_post/copyright';
+  @import '_post/reward';
+  @import '_post/footer';
+  @import '_post/outdated';
+}
diff --git a/assets/sass/_partial/_post/_admonition.scss b/assets/sass/_partial/_post/_admonition.scss
new file mode 100644
index 0000000..75444d6
--- /dev/null
+++ b/assets/sass/_partial/_post/_admonition.scss
@@ -0,0 +1,210 @@
+.admonition {
+  box-shadow: 0 2px 2px 0 rgba(0,0,0,.14),
+      0 1px 5px 0 rgba(0,0,0,.12),
+      0 3px 1px -2px rgba(0,0,0,.2);
+  position: relative;
+  margin: .9765em 0;
+  padding: 0 .75rem;
+  border-left: .25rem solid #448aff;
+  border-radius: .125rem;
+  overflow: auto;
+
+  .admonition-title {
+    margin: 0 -0.75rem;
+    padding: .5rem .75rem .5rem 2.5rem;
+    border-bottom: .1rem solid rgba(68,138,255,.1);
+    background-color: rgba(68,138,255,.1);
+    font-weight: 700;
+  }
+
+  .admonition-title:before {
+    @extend %base-iconfont;
+    cursor: auto;
+    position: absolute;
+    left: .75rem;
+    top: .75rem;
+  }
+
+  &.note {
+    border-left-color: #448aff;
+
+    .admonition-title:before {
+      color: #448aff;
+      content: "\e903";
+    }
+  }
+
+  &.abstract {
+    border-left-color: #00b0ff;
+
+    .admonition-title {
+      background-color: rgba(0,176,255,.1);
+    }
+
+    .admonition-title:before {
+      color: #00b0ff;
+      content: "\e9bb";
+    }
+  }
+
+  &.info {
+    border-left-color: #00b8d4;
+
+    .admonition-title {
+      background-color: rgba(0,184,212,.1);
+    }
+
+    .admonition-title:before {
+      color: #00b8d4;
+      content: "\ea0c";
+    }
+  }
+
+  &.tip {
+    border-left-color: #00bfa5;
+
+    .admonition-title {
+      background-color: rgba(0,191,165,.1);
+    }
+
+    .admonition-title:before {
+      color: #00bfa5;
+      content: "\e906";
+    }
+  }
+
+  &.success {
+    border-left-color: #00c853;
+
+    .admonition-title {
+      background-color: rgba(0,200,83,.1);
+    }
+
+    .admonition-title:before {
+      color: #00c853;
+      content: "\ea10";
+    }
+  }
+
+  &.question {
+    border-left-color: #64dd17;
+
+    .admonition-title {
+      background-color: rgba(100,221,23,.1);
+    }
+
+    .admonition-title:before {
+      color: #64dd17;
+      content: "\ea09";
+    }
+  }
+
+  &.warning {
+    border-left-color: #ff9100;
+
+    .admonition-title {
+      background-color: rgba(255,145,0,.1);
+    }
+
+    .admonition-title:before {
+      color: #ff9100;
+      content: "\ea07";
+    }
+  }
+
+  &.failure {
+    border-left-color: #ff5252;
+
+    .admonition-title {
+      background-color: rgba(255,82,82,.1);
+    }
+
+    .admonition-title:before {
+      color: #ff5252;
+      content: "\ea0f";
+    }
+  }
+
+  &.danger {
+    border-left-color: #ff1744;
+
+    .admonition-title {
+      background-color: rgba(255,23,68,.1);
+    }
+
+    .admonition-title:before {
+      color: #ff1744;
+      content: "\e905";
+    }
+  }
+
+  &.bug {
+    border-left-color: #f50057;
+
+    .admonition-title {
+      background-color: rgba(245,0,87,.1);
+    }
+
+    .admonition-title:before {
+      color: #f50057;
+      content: "\e907";
+    }
+  }
+
+  &.example {
+    border-left-color: #651fff;
+
+    .admonition-title {
+      background-color: rgba(101,31,255,.1);
+    }
+
+    .admonition-title:before {
+      color: #651fff;
+      content: "\e9b9";
+    }
+  }
+
+  &.quote {
+    border-left-color: #9e9e9e;
+
+    .admonition-title {
+      background-color: hsla(0,0%,62%,.1);
+    }
+
+    .admonition-title:before {
+      color: #9e9e9e;
+      content: "\e904";
+    }
+  }
+
+  &:last-child {
+    margin-bottom: .75rem;
+  }
+}
+
+details.admonition {
+  summary {
+    display: block;
+    outline: none;
+    cursor: pointer;
+
+    &::-webkit-details-marker {
+      display: none;
+    }
+
+    &:after {
+      @extend %base-iconfont;
+      position: absolute;
+      top: .75rem;
+      right: .75rem;
+      color: rgba(0,0,0,.26);
+      content: "\e908";
+    }
+  }
+}
+
+details.admonition[open] {
+  > summary:after {
+    transform: rotate(180deg);
+  }
+}
diff --git a/assets/sass/_partial/_post/_code.scss b/assets/sass/_partial/_post/_code.scss
new file mode 100644
index 0000000..50fcdd2
--- /dev/null
+++ b/assets/sass/_partial/_post/_code.scss
@@ -0,0 +1,283 @@
+code, pre {
+  padding: 7px;
+  font-size: $code-font-size;
+  font-family: $code-font-family;
+  background: $code-background;
+}
+
+code {
+  padding: 3px 5px;
+  border-radius: 4px;
+  color: $code-color;
+}
+
+// highlight.js
+figure.highlight {
+  margin: 1em 0;
+  border-radius: 5px;
+  overflow-x: auto;
+  box-shadow: 1px 1px 2px rgba(0,0,0,0.125);
+  position: relative;
+
+  table {
+    position: relative;
+
+    &::after {
+      position: absolute;
+      top: 0;
+      right: 0;
+      left: 0;
+      padding: 2px 7px;
+      font-size: $code-font-size;
+      font-weight: bold;
+      color: darken($gray, 10%);
+      background: darken($code-background, 3%);
+      content: 'Code';
+    }
+  }
+
+  @each $sign, $text in $code-type-list {
+    &.#{$sign} > table::after {
+      content: $text;
+    }
+  }
+
+  .code {
+    pre {
+      margin: 0;
+      padding: 30px 10px 10px;
+    }
+  }
+
+  .gutter {
+    width: 10px;
+    color: $gray;
+
+    pre {
+      margin: 0;
+      padding: 30px 7px 10px;
+    }
+  }
+
+  .line {
+    // Fix code block null line height and
+    // Synchronous gutter and code line highly.
+    height: round($code-font-size * 1.5);
+  }
+
+  table, tr, td {
+    margin: 0;
+    padding: 0;
+    width: 100%;
+    border-collapse: collapse;
+  }
+
+  .code {
+    .hljs-comment,
+    .hljs-quote {
+      color: map-get($code-highlight-color, comment);
+    }
+
+    .hljs-keyword,
+    .hljs-selector-tag,
+    .hljs-addition {
+      color: map-get($code-highlight-color, keyword);
+    }
+
+    .hljs-number,
+    .hljs-string,
+    .hljs-meta .hljs-meta-string,
+    .hljs-literal,
+    .hljs-doctag,
+    .hljs-regexp {
+      color: map-get($code-highlight-color, number);
+    }
+
+    .hljs-title,
+    .hljs-section,
+    .hljs-name,
+    .hljs-selector-id,
+    .hljs-selector-class {
+      color: map-get($code-highlight-color, title);
+    }
+
+    .hljs-attribute,
+    .hljs-attr,
+    .hljs-variable,
+    .hljs-template-variable,
+    .hljs-class .hljs-title,
+    .hljs-type {
+      color: map-get($code-highlight-color, attribute);
+    }
+
+    .hljs-symbol,
+    .hljs-bullet,
+    .hljs-subst,
+    .hljs-meta,
+    .hljs-meta .hljs-keyword,
+    .hljs-selector-attr,
+    .hljs-selector-pseudo,
+    .hljs-link {
+      color: map-get($code-highlight-color, symbol);
+    }
+
+    .hljs-built_in,
+    .hljs-deletion {
+      color: map-get($code-highlight-color, built_in);
+    }
+
+    .hljs-formula {
+      background: map-get($code-highlight-color, formula);
+    }
+    
+    .hljs-emphasis {
+      font-style: italic;
+    }
+    
+    .hljs-strong {
+      font-weight: bold;
+    }
+  }
+}
+
+// chroma
+.highlight > .chroma {
+  margin: 1em 0;
+  border-radius: 5px;
+  overflow-x: auto;
+  box-shadow: 1px 1px 2px rgba(0,0,0,0.125);
+  position: relative;
+  background: $code-background;
+
+  code {
+    padding: 0;
+  }
+
+  table {
+    position: relative;
+
+    &::after {
+      position: absolute;
+      top: 0;
+      right: 0;
+      left: 0;
+      padding: 2px 7px;
+      font-size: $code-font-size;
+      font-weight: bold;
+      color: darken($gray, 10%);
+      background: darken($code-background, 3%);
+      content: 'Code';
+    }
+  }
+
+  @each $sign, $text in $code-type-list {
+    &.#{$sign} > table::after {
+      content: $text;
+    }
+  }
+
+  .lntd {
+    // Fix code block null line height and
+    // Synchronous gutter and code line highly.
+    line-height: round($code-font-size * 1.5);
+
+    &:first-child {
+      width: 10px;
+
+      pre {
+        margin: 0;
+        padding: 30px 7px 10px;
+      }
+    }
+
+    &:last-child {
+      vertical-align: top;
+
+      pre {
+        margin: 0;
+        padding: 30px 10px 10px;
+      }
+    }
+  }
+
+  table, tr, td {
+    margin: 0;
+    padding: 0;
+    width: 100%;
+    border-collapse: collapse;
+  }
+
+  /* LineNumbersTable */  .lnt { color: $gray; }
+  /* LineHighlight */  .hl { display: block; width: 100%; background-color: #ffffcc }
+
+  /* Keyword */  .k { color: #859900 }
+  /* KeywordConstant */  .kc { color: #859900; font-weight: bold }
+  /* KeywordDeclaration */  .kd { color: #859900 }
+  /* KeywordNamespace */  .kn { color: #dc322f; font-weight: bold }
+  /* KeywordPseudo */  .kp { color: #859900 }
+  /* KeywordReserved */  .kr { color: #859900 }
+  /* KeywordType */  .kt { color: #859900; font-weight: bold }
+  /* Name */  .n { color: #268bd2 }
+  /* NameAttribute */  .na { color: #268bd2 }
+  /* NameBuiltin */  .nb { color: #cb4b16 }
+  /* NameBuiltinPseudo */  .bp { color: #268bd2 }
+  /* NameClass */  .nc { color: #cb4b16 }
+  /* NameConstant */  .no { color: #268bd2 }
+  /* NameDecorator */  .nd { color: #268bd2 }
+  /* NameEntity */  .ni { color: #268bd2 }
+  /* NameException */  .ne { color: #268bd2 }
+  /* NameFunction */  .nf { color: #268bd2 }
+  /* NameFunctionMagic */  .fm { color: #268bd2 }
+  /* NameLabel */  .nl { color: #268bd2 }
+  /* NameNamespace */  .nn { color: #268bd2 }
+  /* NameOther */  .nx { color: #268bd2 }
+  /* NameProperty */  .py { color: #268bd2 }
+  /* NameTag */  .nt { color: #268bd2; font-weight: bold }
+  /* NameVariable */  .nv { color: #268bd2 }
+  /* NameVariableClass */  .vc { color: #268bd2 }
+  /* NameVariableGlobal */  .vg { color: #268bd2 }
+  /* NameVariableInstance */  .vi { color: #268bd2 }
+  /* NameVariableMagic */  .vm { color: #268bd2 }
+  /* Literal */  .l { color: #2aa198 }
+  /* LiteralDate */  .ld { color: #2aa198 }
+  /* LiteralString */  .s { color: #2aa198 }
+  /* LiteralStringAffix */  .sa { color: #2aa198 }
+  /* LiteralStringBacktick */  .sb { color: #2aa198 }
+  /* LiteralStringChar */  .sc { color: #2aa198 }
+  /* LiteralStringDelimiter */  .dl { color: #2aa198 }
+  /* LiteralStringDoc */  .sd { color: #2aa198 }
+  /* LiteralStringDouble */  .s2 { color: #2aa198 }
+  /* LiteralStringEscape */  .se { color: #2aa198 }
+  /* LiteralStringHeredoc */  .sh { color: #2aa198 }
+  /* LiteralStringInterpol */  .si { color: #2aa198 }
+  /* LiteralStringOther */  .sx { color: #2aa198 }
+  /* LiteralStringRegex */  .sr { color: #2aa198 }
+  /* LiteralStringSingle */  .s1 { color: #2aa198 }
+  /* LiteralStringSymbol */  .ss { color: #2aa198 }
+  /* LiteralNumber */  .m { color: #2aa198; font-weight: bold }
+  /* LiteralNumberBin */  .mb { color: #2aa198; font-weight: bold }
+  /* LiteralNumberFloat */  .mf { color: #2aa198; font-weight: bold }
+  /* LiteralNumberHex */  .mh { color: #2aa198; font-weight: bold }
+  /* LiteralNumberInteger */  .mi { color: #2aa198; font-weight: bold }
+  /* LiteralNumberIntegerLong */  .il { color: #2aa198; font-weight: bold }
+  /* LiteralNumberOct */  .mo { color: #2aa198; font-weight: bold }
+  /* OperatorWord */  .ow { color: #859900 }
+  /* Comment */  .c { color: #93a1a1; font-style: italic }
+  /* CommentHashbang */  .ch { color: #93a1a1; font-style: italic }
+  /* CommentMultiline */  .cm { color: #93a1a1; font-style: italic }
+  /* CommentSingle */  .c1 { color: #93a1a1; font-style: italic }
+  /* CommentSpecial */  .cs { color: #93a1a1; font-style: italic }
+  /* CommentPreproc */  .cp { color: #93a1a1; font-style: italic }
+  /* CommentPreprocFile */  .cpf { color: #93a1a1; font-style: italic }
+  /* Generic */  .g { color: #d33682 }
+  /* GenericDeleted */  .gd { color: #b58900 }
+  /* GenericEmph */  .ge { color: #d33682 }
+  /* GenericError */  .gr { color: #d33682 }
+  /* GenericHeading */  .gh { color: #d33682 }
+  /* GenericInserted */  .gi { color: #859900 }
+  /* GenericOutput */  .go { color: #d33682 }
+  /* GenericPrompt */  .gp { color: #d33682 }
+  /* GenericStrong */  .gs { color: #d33682 }
+  /* GenericSubheading */  .gu { color: #d33682 }
+  /* GenericTraceback */  .gt { color: #d33682 }
+}
diff --git a/assets/sass/_partial/_post/_content.scss b/assets/sass/_partial/_post/_content.scss
new file mode 100644
index 0000000..688a924
--- /dev/null
+++ b/assets/sass/_partial/_post/_content.scss
@@ -0,0 +1,197 @@
+// ==============================
+// Post content
+// ==============================
+
+.post-content {
+  word-wrap: break-word;
+
+  @for $i from 1 through 6 {
+    h#{$i} {
+      font-weight: 400;
+      font-family: $global-serif-font-family;
+
+      .anchor {
+        float: left;
+        line-height: 1;
+        margin-left: -20px;
+        padding-right: 4px;
+
+        &:hover {
+          border-bottom: initial;
+        }
+
+        .icon-link {
+          visibility: hidden;
+          font-size: 16px;
+
+          &:before {
+            vertical-align: middle;
+          }
+        }
+      }
+
+      &:hover {
+        .icon-link {
+          visibility: visible;
+        }
+      }
+    }
+  }
+
+  a {
+    color: $theme-color;
+    word-break: break-all;
+
+    &:hover {
+      border-bottom: $content-link-border;
+    }
+
+    &.fancybox {
+      border: 0;
+    }
+  }
+
+  blockquote {
+    margin: 2em 0;
+    padding: 10px 20px;
+    position: relative;
+    color: rgba(#34495e, 0.8);
+    background-color: $content-blockquote-backgroud;
+    border-left: $content-blockquote-border-left;
+    box-shadow: 1px 1px 2px rgba(0,0,0,0.125);
+
+    p {
+      margin: 0;
+    }
+  }
+
+  img {
+    display: inline-block;
+    max-width: 100%;
+  }
+
+  .table-wrapper {
+    overflow-x: auto;
+
+    > table {
+      max-width: 100%;
+      margin: 10px 0;
+      border-spacing: 0;
+      box-shadow: 2px 2px 3px rgba(0,0,0,.125);
+
+      thead {
+        background: $deputy-color;
+      }
+
+      th, td {
+        padding: 5px 15px;
+        border: 1px double $content-table-border-color;
+      }
+
+      tr:hover {
+        background-color: $deputy-color;
+      }
+    }
+  }
+
+  @import 'code';
+  @import 'admonition';
+
+  .post-summary {
+    margin-bottom: 1em;
+  }
+
+  .read-more {
+    .read-more-link {
+      color: $theme-color;
+      font-size: 1.1em;
+      font-family: $global-serif-font-family;
+    
+      &:hover {
+        border-bottom: $post-readMore-border-bottom;
+      }
+    }
+  }
+
+  kbd {
+    display: inline-block;
+    padding: 0.25em;
+    background-color: #fafafa;
+    border: 1px solid #dbdbdb;
+    border-bottom-color: #b5b5b5;
+    border-radius: 3px;
+    box-shadow: inset 0 -1px 0 #b5b5b5;
+    font-size: 0.8em;
+    line-height: 1.25;
+    font-family: "SFMono-Regular","Liberation Mono","Roboto Mono",Menlo,Monaco,Consolas,"Courier New",Courier,monospace;
+    color: #4a4a4a;
+  }
+
+  dl dt::after {
+    content: ':';
+  }
+
+  figure {
+    &.center {
+      text-align: center;
+    }
+
+    &.right {
+      text-align: right;
+    }
+
+    &.left {
+      text-align: left;
+    }
+
+    figcaption h4 {
+      color: #b5b5b5;
+      font-size: 0.9rem;
+    }
+  }
+
+  hr {
+    margin: 1rem 0;
+    position: relative;
+    border-top: 2px dashed $theme-color;
+    border-bottom: none;
+  }
+
+  .footnote-ref {
+    > a {
+      font-weight: bold;
+      margin-left: 3px;
+
+      &:before {
+        content: "[";
+      }
+
+      &:after {
+        content: "]";
+      }
+    }
+  }
+
+  .task-list {
+    list-style: none;
+    padding-left: 1.5rem;
+  }
+
+  .align-center {
+    text-align: center;
+  }
+
+  .align-right {
+    text-align: right;
+  }
+
+  .align-left {
+    text-align: left;
+  }
+
+  .MJXc-display {
+    overflow-x: auto;
+    overflow-y: hidden;
+    padding-right: 1px;
+  }
+}
diff --git a/assets/sass/_partial/_post/_copyright.scss b/assets/sass/_partial/_post/_copyright.scss
new file mode 100644
index 0000000..374061f
--- /dev/null
+++ b/assets/sass/_partial/_post/_copyright.scss
@@ -0,0 +1,29 @@
+.post-copyright {
+  margin-top: 20px;
+  padding-top: 10px;
+  border-top: 1px dashed $light-gray;
+
+  .copyright-item {
+    margin: 5px 0;
+
+    a {
+      color: $theme-color;
+      word-wrap: break-word;
+
+      &:hover {
+        border-bottom: $content-link-border;
+      }
+    }
+
+    .item-title {
+      display: inline-block;
+      min-width: 5rem;
+      margin-right: .5rem;
+      text-align: right;
+
+      &:after {
+        content: " :";
+      }
+    }
+  }
+}
diff --git a/assets/sass/_partial/_post/_footer.scss b/assets/sass/_partial/_post/_footer.scss
new file mode 100644
index 0000000..012110f
--- /dev/null
+++ b/assets/sass/_partial/_post/_footer.scss
@@ -0,0 +1,74 @@
+// ==============================
+// Post footer
+// ==============================
+
+.post-footer {
+  margin-top: $post-footer-margin-top;
+  border-top: $post-footer-border-top;
+  font-family: $global-serif-font-family;
+
+  .post-tags {
+    padding: $post-tags-padding;
+
+    a {
+      margin-right: 5px;
+      color: $theme-color;
+      word-break: break-all;
+
+      &::before {
+        content: '#';
+      }
+    }
+  }
+
+  .post-nav {
+    margin: 1em 0;
+    @include clearfix;
+
+    .prev,
+    .next {
+      font-weight: 600;
+      font-size: $post-nav-font-size;
+      font-family: $global-serif-font-family;
+      transition-property: transform;
+      transition-timing-function: ease-out;
+      transition-duration: 0.3s;
+    }
+
+    .prev {
+      float: left;
+
+      &:hover {
+        color: $theme-color;
+        transform: translateX(-4px); 
+      }
+    }
+
+    .next {
+      float: right;
+
+      &:hover {
+        color: $theme-color;
+        transform: translateX(4px); 
+      }
+    }
+
+    .nav-mobile {
+      display: none;
+    }
+  }
+}
+
+@include max-screen() {
+  .post-footer {
+    .post-nav {
+      .nav-default {
+        display: none;
+      }
+
+      .nav-mobile {
+        display: inline;
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_post/_header.scss b/assets/sass/_partial/_post/_header.scss
new file mode 100644
index 0000000..7faf4e3
--- /dev/null
+++ b/assets/sass/_partial/_post/_header.scss
@@ -0,0 +1,46 @@
+.post-header {
+  margin-bottom: 20px;
+
+  .post-title {
+    margin: 0;
+    font-size: $post-title-font-size;
+    font-weight: $post-title-font-weight;
+    font-family: $global-serif-font-family;
+  }
+
+  .post-link {
+    @include underline-from-center;
+  }
+
+  .post-meta {
+    font-size: 14px;
+    color: $post-meta-font-color;
+
+    .post-time {
+      font-size: 15px;
+    }
+
+    .post-category {
+      display: inline;
+
+      a {
+        color: inherit;
+
+        &::before {
+          content: '·';
+        }
+
+        &:hover {
+          color: $theme-color;
+        }
+      }
+    }
+
+    .more-meta {
+      &::before {
+        content: '·';
+      }
+    }
+
+  }
+}
diff --git a/assets/sass/_partial/_post/_outdated.scss b/assets/sass/_partial/_post/_outdated.scss
new file mode 100644
index 0000000..be7b5ea
--- /dev/null
+++ b/assets/sass/_partial/_post/_outdated.scss
@@ -0,0 +1,25 @@
+.post-outdated {
+  .hint {
+    position: relative;
+    margin-top: 20px;
+    margin-bottom: 20px;
+    padding: 5px 10px;
+    border-left: 4px solid rgb(66, 172, 243);
+    background-color: rgb(239, 245, 255);
+    border-color: rgb(66, 172, 243);
+  }
+
+  .warn {
+    position: relative;
+    margin-top: 20px;
+    margin-bottom: 20px;
+    padding: 5px 10px;
+    border-left: 4px solid #f9cf63;
+    background-color: #ffffc0;
+    border-color: #f9cf63;
+  }
+}
+
+
+
+
diff --git a/assets/sass/_partial/_post/_reward.scss b/assets/sass/_partial/_post/_reward.scss
new file mode 100644
index 0000000..3a03a9f
--- /dev/null
+++ b/assets/sass/_partial/_post/_reward.scss
@@ -0,0 +1,54 @@
+.post-reward {
+  margin-top: 20px;
+  padding-top: 10px;
+  text-align: center;
+  border-top: 1px dashed $light-gray;
+
+  .reward-button {
+    margin: 15px 0;
+    padding: 3px 7px;
+    display: inline-block;
+    color: $theme-color;
+    border: 1px solid $theme-color;
+    border-radius: 5px;
+    cursor: pointer;
+
+    &:hover {
+      color: $white;
+      background-color: $theme-color;
+      transition: 0.5s;
+    }
+  }
+
+  #reward:checked {
+    & ~ .qr-code {
+      display: block;
+    }
+
+    & ~ .reward-button {
+      display: none;
+    }
+  }
+
+  .qr-code {
+    display: none;
+
+    .qr-code-image {
+      display: inline-block;
+      min-width: 200px;
+      width: 40%;
+      margin-top: 15px;
+
+      span {
+        display: inline-block;
+        width: 100%;
+        margin: 8px 0;
+      }
+    }
+
+    .image {
+      width: 200px;
+      height: 200px;
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_partial/_post/_toc.scss b/assets/sass/_partial/_post/_toc.scss
new file mode 100644
index 0000000..8327055
--- /dev/null
+++ b/assets/sass/_partial/_post/_toc.scss
@@ -0,0 +1,55 @@
+.post-toc {
+  position: absolute;
+  width: $post-toc-width;
+  margin-left: $post-toc-margin-left;
+  padding: 10px;
+  font-family: $global-serif-font-family;
+  border-radius: 5px;
+  background: $post-toc-backgroud;
+  box-shadow: 1px 1px 2px rgba(0,0,0,0.125);
+  word-wrap: break-word;
+  box-sizing: border-box;
+
+  .post-toc-title {
+    margin: 0 10px;
+    font-size: $post-toc-title-size;
+    font-weight: 400;
+    text-transform: uppercase;
+  }
+
+  .post-toc-content {
+    font-size: $post-toc-content;
+
+    &.always-active ul {
+      display: block;
+    }
+
+    >nav>ul {
+      margin: 10px 0;
+    }
+
+    ul {
+      padding-left: 20px;
+      list-style: $post-toc-list-style;
+
+      ul {
+        padding-left: 15px;
+        display: none;
+      }
+
+      .has-active > ul {
+        display: block;
+      }
+    }
+
+    .toc-link.active {
+      color: $theme-color;
+    }
+  }
+}
+
+@include max-screen($toc-max-sreen-width) {
+  .post-toc {
+    display: none;
+  }
+}
diff --git a/assets/sass/_partial/_slideout.scss b/assets/sass/_partial/_slideout.scss
new file mode 100644
index 0000000..2dc757d
--- /dev/null
+++ b/assets/sass/_partial/_slideout.scss
@@ -0,0 +1,33 @@
+// ==============================
+// slideout (https://github.com/mango/slideout)
+// ==============================
+
+.slideout-menu {
+  position: fixed;
+  top: 0;
+  left: 0px;
+  bottom: 0;
+  width: 180px;
+  min-height: 100vh;
+  overflow-y: hidden;
+  -webkit-overflow-scrolling: touch;
+  z-index: 0;
+  display: none;
+}
+
+.slideout-panel {
+  position: relative;
+  z-index: 1;
+  background-color: $white;
+  min-height: 100vh;
+}
+
+.slideout-open,
+.slideout-open body,
+.slideout-open .slideout-panel {
+  overflow: hidden;
+}
+
+.slideout-open .slideout-menu {
+  display: block;
+}
diff --git a/assets/sass/_partial/_terms.scss b/assets/sass/_partial/_terms.scss
new file mode 100644
index 0000000..f498ffe
--- /dev/null
+++ b/assets/sass/_partial/_terms.scss
@@ -0,0 +1,46 @@
+// ==============================
+// General Terms(tags, categories, etc.)
+// =============================
+
+.terms {
+  margin: 2em 0 3em;
+  text-align: center;
+  font-family: $global-serif-font-family;
+
+  .terms-title {
+    display: inline-block;
+    font-size: $terms-title-size;
+    color: $theme-color;
+    border-bottom: $terms-title-border-bottom;
+  }
+
+  .terms-tags {
+    margin: 10px 0;
+
+    .terms-link {
+      display: inline-block;
+      position: relative;
+      margin: $terms-link-margin;
+      word-wrap: break-word;
+      transition-duration: 0.2s;
+      transition-property: transform;
+      transition-timing-function: ease-out;
+
+      .terms-count {
+        display: inline-block;
+        position: relative;
+        top: -8px;
+        right: -2px;
+        color: $theme-color;
+        font-size: $terms-count-font-size;
+      }
+
+      &:active,
+      &:focus,
+      &:hover {
+        color: $theme-color;
+        transform: scale(1.1);
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/assets/sass/_variables.scss b/assets/sass/_variables.scss
new file mode 100644
index 0000000..8e1553b
--- /dev/null
+++ b/assets/sass/_variables.scss
@@ -0,0 +1,328 @@
+// ==============================
+// Variables
+// ==============================
+
+// ========== Theme Color ========== //
+// Config here to change theme color
+// Default | Mint Green | Cobalt Blue | Hot Pink | Dark Violet
+$theme-color-config: 'Default';
+
+// Default theme color map
+$theme-color-map: (
+  'Default': #c05b4d #f8f5ec,
+  'Mint Green': #16982B #f5f5f5,
+  'Cobalt Blue': #0047AB #f0f2f5,
+  'Hot Pink': #FF69B4 #f8f5f5,
+  'Dark Violet': #9932CC #f5f4fa
+);
+
+// Check theme color config.
+// if it does not exist, use default theme color.
+@if not(map-has-key($theme-color-map, $theme-color-config)) {
+  $theme-color-config: 'Default';
+}
+$theme-color-list: map-get($theme-color-map, $theme-color-config);
+
+// Default theme color of the site.
+$theme-color: nth($theme-color-list, 1) !default;
+
+// Deputy theme color of the site.
+$deputy-color: nth($theme-color-list, 2) !default;
+
+
+// ========== Color ========== //
+$black: #0a0a0a !default;
+$white: #fefefe !default;
+$light-gray: #e6e6e6 !default;
+$gray: #cacaca !default;
+$dark-gray: #8a8a8a !default;
+
+
+// ========== Global ========== //
+// Text color of the body.
+$global-font-color: #34495e !default;
+
+// Font size attribute applied to '<html>' and '<body>'.
+$global-font-size: 16px !default;
+
+// Global width of '<body>'.
+$global-body-width: 800px !default;
+
+// Padding of container main
+$global-container-padding: 0 20px !default;
+
+// Default line height for all type. `$global-lineheight` is 24px while `$global-font-size` is 16px.
+$global-lineheight: 1.5 !default;
+
+// Font family of the site.
+$global-font-family: 'Source Sans Pro', 'Helvetica Neue', Arial, sans-serif !default;
+
+// Serif font family of the site.
+$global-serif-font-family: Athelas, STHeiti, Microsoft Yahei, serif !default;
+
+// Background color of the site.
+$global-background: $white !default;
+
+// Headings font size of the site.
+$global-headings: (
+  h1: 26px,
+  h2: 24px,
+  h3: 20px,
+  h4: 16px,
+  h5: 14px,
+  h6: 14px
+) !default;
+
+
+// ========== Header ========== //
+// Padding of the site header.
+$header-padding: 20px 20px !default;
+
+// Font family: Chancery
+@font-face {
+  font-family: 'Chancery';
+  src: url('../fonts/chancery/apple-chancery-webfont.eot');
+  src: local('Apple Chancery'), url('../fonts/chancery/apple-chancery-webfont.eot?#iefix') format('embedded-opentype'),
+  url('../fonts/chancery/apple-chancery-webfont.woff2') format('woff2'),
+  url('../fonts/chancery/apple-chancery-webfont.woff') format('woff'),
+  url('../fonts/chancery/apple-chancery-webfont.ttf') format('truetype'),
+  url('../fonts/chancery/apple-chancery-webfont.svg#apple-chancery') format('svg');
+  font-weight: lighter;
+  font-style: normal;
+}
+
+// Font size of the logo.
+$logo-font-size: 48px !default;
+
+// Font family of the logo.
+$logo-font-family: 'Chancery', cursive, LiSu, sans-serif !default;
+
+// Margin of menu item.
+$menu-item-margin-left: 10px !default;
+
+// Margin of menu item in mobile.
+$menu-item-mobile-margin: 5px !default;
+
+// Font size of menu item link.
+$menu-link-font-size: 18px !default;
+
+// Height of the mobile header.
+$mobile-navbar-height: 50px !default;
+
+// ========== Post ========== //
+// Margin bottom of post list.
+$post-list-margin-bottom: 20px !default;
+
+// Padding of the post.
+$post-padding: 1.5em 0 !default;
+
+// Border top of the post + post.
+$post-border: 1px solid $light-gray !default;
+
+// Font size of post title.
+$post-title-font-size: 27px !default;
+
+// Font weight of post title.
+$post-title-font-weight: 400 !default;
+
+// Margin top of the post meta (post time).
+$post-meta-margin-top: 5px !default;
+
+// Font color of the post meta.
+$post-meta-font-color: $dark-gray !default;
+
+// Border bottom of the read more link when hover it.
+$post-readMore-border-bottom: 1px solid $theme-color !default;
+
+// Margin top of the post footer.
+$post-footer-margin-top: 20px !default;
+
+// Border top of post footer.
+$post-footer-border-top: 1px solid $light-gray !default;
+
+// Padding of the post tags.
+$post-tags-padding: 15px 0 !default;
+
+// Font size of post pagination.
+$post-nav-font-size: 18px !default;
+
+
+// ========== TOC ========== //
+// Width of the post toc.
+$post-toc-width: 200px !default;
+
+// Backgroud color of the post toc.
+$post-toc-backgroud: rgba($deputy-color, 0.6) !default;
+
+// Margin left of the post toc.
+$post-toc-margin-left: $global-body-width - 15px !default;
+
+// Font size of the post toc title.
+$post-toc-title-size: 20px !default;
+
+// Font size of the post toc content.
+$post-toc-content: 15px !default;
+
+// List style of the post toc list.
+$post-toc-list-style: square !default;
+
+// Max screen media of the post toc.
+$toc-max-sreen-width: 2 * $post-toc-width + $post-toc-margin-left !default;
+
+// ========== Content ========== //
+// Headings anchor.
+$content-headings-anchor: "" !default;
+
+// Border bottom of the link when hover it.
+$content-link-border: 1px solid $theme-color !default;
+
+// Background color of the blockquote.
+$content-blockquote-backgroud: rgba($theme-color, 0.05) !default;
+
+// Border left of the blockquote.
+$content-blockquote-border-left: 3px solid rgba($theme-color, 0.3) !default;
+
+// Border color of the table.
+$content-table-border-color: darken($deputy-color, 3%) !default;
+
+// ========== Code ========== //
+// Color of the code.
+$code-color: #c7254e !default;
+
+// Font size of code.
+$code-font-size: 0.9em !default;
+
+// Font family of the code.
+$code-font-family: Consolas, Monaco, Menlo, "DejaVu Sans Mono",
+ "Bitstream Vera Sans Mono", "Courier New", monospace !default;
+
+// Color of code highlight, solarized.
+$code-highlight-color: (
+  comment: #93a1a1,
+  keyword: #859900,
+  number: #2aa198,
+  title: #268bd2,
+  attribute: #b58900,
+  symbol: #cb4b16,
+  built_in: #dc322f,
+  formula: #eee8d5
+) !default;
+
+// Code type list.
+$code-type-list: (
+  // Custom code type
+  language-bash: "Bash",
+  language-c: "C",
+  language-cs: "C#",
+  language-cpp: "C++",
+  language-css: "CSS",
+  language-coffeescript: "CoffeeScript",
+  language-html: "HTML",
+  language-xml: "XML",
+  language-http: "HTTP",
+  language-json: "JSON",
+  language-java: "Java",
+  language-js: "JavaScript",
+  language-javascript: "JavaScript",
+  language-makefile: "Makefile",
+  language-markdown: "Markdown",
+  language-objectivec: "Objective-C",
+  language-php: "PHP",
+  language-perl: "Perl",
+  language-python: "Python",
+  language-ruby: "Ruby",
+  language-sql: "SQL",
+  language-shell: "Shell",
+
+  language-erlang: "Erlang",
+  language-go: "Go",
+  language-go-html-template: "Go HTML Template",
+  language-groovy: "Groovy",
+  language-haskell: "Haskell",
+  language-kotlin: "Kotlin",
+  language-clojure: "Clojure",
+  language-less: "Less",
+  language-lisp: "Lisp",
+  language-lua: "Lua",
+  language-matlab: "Matlab",
+  language-rust: "Rust",
+  language-scss: "Scss",
+  language-scala: "Scala",
+  language-swift: "Swift",
+  language-typescript: "TypeScript",
+  language-yml: "YAML",
+  language-yaml: "YAML",
+  language-toml: "TOML",
+  language-diff: "Diff"
+) !default;
+
+// Color of the code background.
+$code-background: $deputy-color !default;
+
+
+// ========== Pagination ========== //
+// Margin of the pagination.
+$pagination-margin: 2em 0 !default;
+
+// Font size of the pagination (Without post, post pagination see line 140).
+$pagination-font-size: 20px !default;
+
+
+// ========== Footer ========== //
+// Margin top of the footer.
+$footer-margin-top: 2em !default;
+
+// Margin left of the social link.
+$social-link-margin-left: 10px !default;
+
+// Font size of the social icon.
+$social-icon-font-size: 30px !default;
+
+// Margin of the copyright.
+$copyright-margin: 10px 0 !default;
+
+
+// ========== Archive ========== //
+// Margin of the archive.
+$archive-margin: 2em 0px !default;
+
+// Max width of the archive.
+$archive-max-width: 550px !default;
+
+// Font size of the archive name.
+$archive-name-font-size: 30px !default;
+
+// Font size of the collection title.
+$collection-title-font-size: 28px !default;
+
+// Padding of the archive post.
+$archive-post-padding: 3px 20px !default;
+
+// Padding of the archive post in mobile.
+$archive-post-mobile-padding: 5px 10px !default;
+
+// Font size of the archive post time in mobile.
+$archive-post-mobile-time-font-size: 13px !default;
+
+// Border left of the archive post, use $archive-post-hover-border-left when hover it.
+$archive-post-border-left: 1px solid $gray !default;
+$archive-post-hover-border-left: 3px solid $theme-color !default;
+
+// Transition of the archive post when hover it.
+$archive-post-hover-transition: 0.2s ease-out !default;
+
+// Transform of the archive post when hover it.
+$archive-post-hover-transform: translateX(4px) !default;
+
+// ========== General Terms ========== //
+// Font size of the terms title.
+$terms-title-size: 18px !default;
+
+// Border bottom of the terms title.
+$terms-title-border-bottom: 2px solid $theme-color !default;
+
+// Margin of the terms link.
+$terms-link-margin: 5px 10px !default;
+
+// Font size of the terms count
+$terms-count-font-size: 12px !default;
diff --git a/assets/sass/main.scss b/assets/sass/main.scss
new file mode 100644
index 0000000..5bdac04
--- /dev/null
+++ b/assets/sass/main.scss
@@ -0,0 +1,18 @@
+@import "_custom/custom";
+@import "_variables";
+
+@import "_common/utils";
+@import "_common/animation";
+
+@import "_base";
+@import "_iconfont";
+@import "_partial/header";
+@import "_partial/post";
+@import "_partial/pagination";
+@import "_partial/footer";
+@import "_partial/archive";
+@import "_partial/terms";
+@import "_partial/slideout";
+@import "_partial/mobile";
+@import "_partial/back-to-top";
+@import "_partial/404";