Init

src/css/components/back-to-top-button.scss

@@ -0,0 +1,39 @@
+.back-to-top-button {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  cursor: pointer;
+  font-size: 2rem;
+  font-weight: bold;
+  background: white;
+  width: 4rem;
+  height: 4rem;
+  position: fixed;
+  right: 2rem;
+  bottom: 2rem;
+  border-radius: 50%;
+  user-select: none;
+  box-shadow: 0 0.4rem 0.8rem -0.1rem rgba(0, 32, 128, 0.15);
+  transition: all 0.2s ease-out;
+  visibility: hidden;
+  opacity: 0;
+  z-index: 1;
+  border: 1px solid rgba(0, 32, 128, 0.1);
+  outline: 0;
+
+  &:hover,
+  &:focus {
+    transform: scale(1.1);
+    box-shadow: 0 0.8rem 1.6rem -0.2rem rgba(0, 32, 128, 0.15);
+    color: #35a8ff;
+  }
+
+  &:focus {
+    box-shadow: 0 0.8rem 1.6rem -0.2rem rgba(0, 32, 128, 0.15), 0 0 2px 2px #35a8ff;
+  }
+
+  &.is-visible {
+    visibility: visible;
+    opacity: 1;
+  }
+}

src/css/components/base.scss

@@ -0,0 +1,60 @@
+html {
+  font-size: 0.95rem;
+}
+
+body {
+  font-family: -apple-system, BlinkMacSystemFont, Roboto, Segoe UI, 'Helvetica Neue', Helvetica,
+    Arial, sans-serif;
+  background: #f6f7fd;
+  color: rgb(50, 75, 100);
+  line-height: 1.5;
+}
+
+a {
+  color: #157bda;
+  text-decoration: none;
+  word-wrap: break-word;
+  overflow-wrap: break-word;
+
+  &:hover {
+    color: #0090ff;
+  }
+}
+
+hr {
+  border: 0;
+  border-top: 1px solid rgba(0, 32, 128, 0.1);
+}
+
+ul,
+ol {
+  padding-left: 1.25rem;
+}
+
+.container {
+  max-width: 1000px;
+  padding: 0 2%;
+  margin: 0 auto;
+}
+
+.main > .container {
+  padding: 0;
+}
+
+@media (min-width: 579px) {
+  .main > .container {
+    padding: 0 2%;
+  }
+}
+
+@media (min-width: 768px) {
+  html {
+    font-size: 1rem;
+  }
+}
+
+@media (min-width: 992px) {
+  .content-wrapper {
+    margin-left: 200px;
+  }
+}

src/css/components/hamburger.scss

@@ -0,0 +1,927 @@
+/*!
+ * Hamburgers
+ * @description Tasty CSS-animated hamburgers
+ * @author Jonathan Suh @jonsuh
+ * @site https://jonsuh.com/hamburgers
+ * @link https://github.com/jonsuh/hamburgers
+ */
+.hamburger {
+  padding: 1rem;
+  display: inline-block;
+  cursor: pointer;
+  transition-property: opacity, filter;
+  transition-duration: 0.15s;
+  transition-timing-function: linear;
+  font: inherit;
+  color: inherit;
+  text-transform: none;
+  background-color: transparent;
+  border: 0;
+  margin: 0;
+  overflow: visible;
+  outline: 0;
+}
+.hamburger:hover {
+  opacity: 0.7;
+}
+
+.hamburger-box {
+  width: 40px;
+  height: 20px;
+  display: inline-block;
+  position: relative;
+}
+
+.hamburger-inner {
+  display: block;
+  top: 50%;
+}
+.hamburger-inner,
+.hamburger-inner::before,
+.hamburger-inner::after {
+  width: 36px;
+  height: 2px;
+  background-color: #e3f5ff;
+  border-radius: 4px;
+  position: absolute;
+  transition-property: transform;
+  transition-duration: 0.15s;
+  transition-timing-function: ease;
+}
+.hamburger-inner::before,
+.hamburger-inner::after {
+  content: '';
+  display: block;
+}
+.hamburger-inner::before {
+  top: -10px;
+}
+.hamburger-inner::after {
+  bottom: -10px;
+}
+
+/*
+   * 3DX
+   */
+.hamburger--3dx .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dx .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dx .hamburger-inner::before,
+.hamburger--3dx .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dx.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateY(180deg);
+}
+.hamburger--3dx.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dx.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * 3DX Reverse
+   */
+.hamburger--3dx-r .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dx-r .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dx-r .hamburger-inner::before,
+.hamburger--3dx-r .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dx-r.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateY(-180deg);
+}
+.hamburger--3dx-r.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dx-r.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * 3DY
+   */
+.hamburger--3dy .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dy .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dy .hamburger-inner::before,
+.hamburger--3dy .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dy.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateX(-180deg);
+}
+.hamburger--3dy.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dy.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * 3DY Reverse
+   */
+.hamburger--3dy-r .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dy-r .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dy-r .hamburger-inner::before,
+.hamburger--3dy-r .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dy-r.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateX(180deg);
+}
+.hamburger--3dy-r.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dy-r.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * 3DXY
+   */
+.hamburger--3dxy .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dxy .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dxy .hamburger-inner::before,
+.hamburger--3dxy .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dxy.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateX(180deg) rotateY(180deg);
+}
+.hamburger--3dxy.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dxy.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * 3DXY Reverse
+   */
+.hamburger--3dxy-r .hamburger-box {
+  perspective: 80px;
+}
+
+.hamburger--3dxy-r .hamburger-inner {
+  transition: transform 0.15s cubic-bezier(0.645, 0.045, 0.355, 1),
+    background-color 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+.hamburger--3dxy-r .hamburger-inner::before,
+.hamburger--3dxy-r .hamburger-inner::after {
+  transition: transform 0s 0.1s cubic-bezier(0.645, 0.045, 0.355, 1);
+}
+
+.hamburger--3dxy-r.is-active .hamburger-inner {
+  background-color: transparent;
+  transform: rotateX(180deg) rotateY(180deg) rotateZ(-180deg);
+}
+.hamburger--3dxy-r.is-active .hamburger-inner::before {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--3dxy-r.is-active .hamburger-inner::after {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+}
+
+/*
+   * Arrow
+   */
+.hamburger--arrow.is-active .hamburger-inner::before {
+  transform: translate3d(-8px, 0, 0) rotate(-45deg) scale(0.7, 1);
+}
+
+.hamburger--arrow.is-active .hamburger-inner::after {
+  transform: translate3d(-8px, 0, 0) rotate(45deg) scale(0.7, 1);
+}
+
+/*
+   * Arrow Right
+   */
+.hamburger--arrow-r.is-active .hamburger-inner::before {
+  transform: translate3d(8px, 0, 0) rotate(45deg) scale(0.7, 1);
+}
+
+.hamburger--arrow-r.is-active .hamburger-inner::after {
+  transform: translate3d(8px, 0, 0) rotate(-45deg) scale(0.7, 1);
+}
+
+/*
+   * Arrow Alt
+   */
+.hamburger--arrowalt .hamburger-inner::before {
+  transition: top 0.1s 0.1s ease, transform 0.1s cubic-bezier(0.165, 0.84, 0.44, 1);
+}
+
+.hamburger--arrowalt .hamburger-inner::after {
+  transition: bottom 0.1s 0.1s ease, transform 0.1s cubic-bezier(0.165, 0.84, 0.44, 1);
+}
+
+.hamburger--arrowalt.is-active .hamburger-inner::before {
+  top: 0;
+  transform: translate3d(-8px, -10px, 0) rotate(-45deg) scale(0.7, 1);
+  transition: top 0.1s ease, transform 0.1s 0.1s cubic-bezier(0.895, 0.03, 0.685, 0.22);
+}
+
+.hamburger--arrowalt.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: translate3d(-8px, 10px, 0) rotate(45deg) scale(0.7, 1);
+  transition: bottom 0.1s ease, transform 0.1s 0.1s cubic-bezier(0.895, 0.03, 0.685, 0.22);
+}
+
+/*
+   * Arrow Alt Right
+   */
+.hamburger--arrowalt-r .hamburger-inner::before {
+  transition: top 0.1s 0.1s ease, transform 0.1s cubic-bezier(0.165, 0.84, 0.44, 1);
+}
+
+.hamburger--arrowalt-r .hamburger-inner::after {
+  transition: bottom 0.1s 0.1s ease, transform 0.1s cubic-bezier(0.165, 0.84, 0.44, 1);
+}
+
+.hamburger--arrowalt-r.is-active .hamburger-inner::before {
+  top: 0;
+  transform: translate3d(8px, -10px, 0) rotate(45deg) scale(0.7, 1);
+  transition: top 0.1s ease, transform 0.1s 0.1s cubic-bezier(0.895, 0.03, 0.685, 0.22);
+}
+
+.hamburger--arrowalt-r.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: translate3d(8px, 10px, 0) rotate(-45deg) scale(0.7, 1);
+  transition: bottom 0.1s ease, transform 0.1s 0.1s cubic-bezier(0.895, 0.03, 0.685, 0.22);
+}
+
+/*
+ * Arrow Turn
+ */
+.hamburger--arrowturn.is-active .hamburger-inner {
+  transform: rotate(-180deg);
+}
+.hamburger--arrowturn.is-active .hamburger-inner::before {
+  transform: translate3d(8px, 0, 0) rotate(45deg) scale(0.7, 1);
+}
+.hamburger--arrowturn.is-active .hamburger-inner::after {
+  transform: translate3d(8px, 0, 0) rotate(-45deg) scale(0.7, 1);
+}
+
+/*
+ * Arrow Turn Right
+ */
+.hamburger--arrowturn-r.is-active .hamburger-inner {
+  transform: rotate(-180deg);
+}
+.hamburger--arrowturn-r.is-active .hamburger-inner::before {
+  transform: translate3d(-8px, 0, 0) rotate(-45deg) scale(0.7, 1);
+}
+.hamburger--arrowturn-r.is-active .hamburger-inner::after {
+  transform: translate3d(-8px, 0, 0) rotate(45deg) scale(0.7, 1);
+}
+
+/*
+   * Boring
+   */
+.hamburger--boring .hamburger-inner,
+.hamburger--boring .hamburger-inner::before,
+.hamburger--boring .hamburger-inner::after {
+  transition-property: none;
+}
+
+.hamburger--boring.is-active .hamburger-inner {
+  transform: rotate(45deg);
+}
+.hamburger--boring.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+}
+.hamburger--boring.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(-90deg);
+}
+
+/*
+   * Collapse
+   */
+.hamburger--collapse .hamburger-inner {
+  top: auto;
+  bottom: 0;
+  transition-duration: 0.13s;
+  transition-delay: 0.13s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--collapse .hamburger-inner::after {
+  top: -20px;
+  transition: top 0.2s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1), opacity 0.1s linear;
+}
+.hamburger--collapse .hamburger-inner::before {
+  transition: top 0.12s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1),
+    transform 0.13s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--collapse.is-active .hamburger-inner {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+  transition-delay: 0.22s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--collapse.is-active .hamburger-inner::after {
+  top: 0;
+  opacity: 0;
+  transition: top 0.2s cubic-bezier(0.33333, 0, 0.66667, 0.33333), opacity 0.1s 0.22s linear;
+}
+.hamburger--collapse.is-active .hamburger-inner::before {
+  top: 0;
+  transform: rotate(-90deg);
+  transition: top 0.1s 0.16s cubic-bezier(0.33333, 0, 0.66667, 0.33333),
+    transform 0.13s 0.25s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Collapse Reverse
+   */
+.hamburger--collapse-r .hamburger-inner {
+  top: auto;
+  bottom: 0;
+  transition-duration: 0.13s;
+  transition-delay: 0.13s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--collapse-r .hamburger-inner::after {
+  top: -20px;
+  transition: top 0.2s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1), opacity 0.1s linear;
+}
+.hamburger--collapse-r .hamburger-inner::before {
+  transition: top 0.12s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1),
+    transform 0.13s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--collapse-r.is-active .hamburger-inner {
+  transform: translate3d(0, -10px, 0) rotate(45deg);
+  transition-delay: 0.22s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--collapse-r.is-active .hamburger-inner::after {
+  top: 0;
+  opacity: 0;
+  transition: top 0.2s cubic-bezier(0.33333, 0, 0.66667, 0.33333), opacity 0.1s 0.22s linear;
+}
+.hamburger--collapse-r.is-active .hamburger-inner::before {
+  top: 0;
+  transform: rotate(90deg);
+  transition: top 0.1s 0.16s cubic-bezier(0.33333, 0, 0.66667, 0.33333),
+    transform 0.13s 0.25s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Elastic
+   */
+.hamburger--elastic .hamburger-inner {
+  top: 2px;
+  transition-duration: 0.275s;
+  transition-timing-function: cubic-bezier(0.68, -0.55, 0.265, 1.55);
+}
+.hamburger--elastic .hamburger-inner::before {
+  top: 10px;
+  transition: opacity 0.125s 0.275s ease;
+}
+.hamburger--elastic .hamburger-inner::after {
+  top: 20px;
+  transition: transform 0.275s cubic-bezier(0.68, -0.55, 0.265, 1.55);
+}
+
+.hamburger--elastic.is-active .hamburger-inner {
+  transform: translate3d(0, 10px, 0) rotate(135deg);
+  transition-delay: 0.075s;
+}
+.hamburger--elastic.is-active .hamburger-inner::before {
+  transition-delay: 0s;
+  opacity: 0;
+}
+.hamburger--elastic.is-active .hamburger-inner::after {
+  transform: translate3d(0, -20px, 0) rotate(-270deg);
+  transition-delay: 0.075s;
+}
+
+/*
+   * Elastic Reverse
+   */
+.hamburger--elastic-r .hamburger-inner {
+  top: 2px;
+  transition-duration: 0.275s;
+  transition-timing-function: cubic-bezier(0.68, -0.55, 0.265, 1.55);
+}
+.hamburger--elastic-r .hamburger-inner::before {
+  top: 10px;
+  transition: opacity 0.125s 0.275s ease;
+}
+.hamburger--elastic-r .hamburger-inner::after {
+  top: 20px;
+  transition: transform 0.275s cubic-bezier(0.68, -0.55, 0.265, 1.55);
+}
+
+.hamburger--elastic-r.is-active .hamburger-inner {
+  transform: translate3d(0, 10px, 0) rotate(-135deg);
+  transition-delay: 0.075s;
+}
+.hamburger--elastic-r.is-active .hamburger-inner::before {
+  transition-delay: 0s;
+  opacity: 0;
+}
+.hamburger--elastic-r.is-active .hamburger-inner::after {
+  transform: translate3d(0, -20px, 0) rotate(270deg);
+  transition-delay: 0.075s;
+}
+
+/*
+   * Emphatic
+   */
+.hamburger--emphatic {
+  overflow: hidden;
+}
+.hamburger--emphatic .hamburger-inner {
+  transition: background-color 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic .hamburger-inner::before {
+  left: 0;
+  transition: transform 0.125s cubic-bezier(0.6, 0.04, 0.98, 0.335), top 0.05s 0.125s linear,
+    left 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic .hamburger-inner::after {
+  top: 10px;
+  right: 0;
+  transition: transform 0.125s cubic-bezier(0.6, 0.04, 0.98, 0.335), top 0.05s 0.125s linear,
+    right 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic.is-active .hamburger-inner {
+  transition-delay: 0s;
+  transition-timing-function: ease-out;
+  background-color: transparent;
+}
+.hamburger--emphatic.is-active .hamburger-inner::before {
+  left: -80px;
+  top: -80px;
+  transform: translate3d(80px, 80px, 0) rotate(45deg);
+  transition: left 0.125s ease-out, top 0.05s 0.125s linear,
+    transform 0.125s 0.175s cubic-bezier(0.075, 0.82, 0.165, 1);
+}
+.hamburger--emphatic.is-active .hamburger-inner::after {
+  right: -80px;
+  top: -80px;
+  transform: translate3d(-80px, 80px, 0) rotate(-45deg);
+  transition: right 0.125s ease-out, top 0.05s 0.125s linear,
+    transform 0.125s 0.175s cubic-bezier(0.075, 0.82, 0.165, 1);
+}
+
+/*
+   * Emphatic Reverse
+   */
+.hamburger--emphatic-r {
+  overflow: hidden;
+}
+.hamburger--emphatic-r .hamburger-inner {
+  transition: background-color 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic-r .hamburger-inner::before {
+  left: 0;
+  transition: transform 0.125s cubic-bezier(0.6, 0.04, 0.98, 0.335), top 0.05s 0.125s linear,
+    left 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic-r .hamburger-inner::after {
+  top: 10px;
+  right: 0;
+  transition: transform 0.125s cubic-bezier(0.6, 0.04, 0.98, 0.335), top 0.05s 0.125s linear,
+    right 0.125s 0.175s ease-in;
+}
+.hamburger--emphatic-r.is-active .hamburger-inner {
+  transition-delay: 0s;
+  transition-timing-function: ease-out;
+  background-color: transparent;
+}
+.hamburger--emphatic-r.is-active .hamburger-inner::before {
+  left: -80px;
+  top: 80px;
+  transform: translate3d(80px, -80px, 0) rotate(-45deg);
+  transition: left 0.125s ease-out, top 0.05s 0.125s linear,
+    transform 0.125s 0.175s cubic-bezier(0.075, 0.82, 0.165, 1);
+}
+.hamburger--emphatic-r.is-active .hamburger-inner::after {
+  right: -80px;
+  top: 80px;
+  transform: translate3d(-80px, -80px, 0) rotate(45deg);
+  transition: right 0.125s ease-out, top 0.05s 0.125s linear,
+    transform 0.125s 0.175s cubic-bezier(0.075, 0.82, 0.165, 1);
+}
+
+/*
+   * Minus
+   */
+.hamburger--minus .hamburger-inner::before,
+.hamburger--minus .hamburger-inner::after {
+  transition: bottom 0.08s 0s ease-out, top 0.08s 0s ease-out, opacity 0s linear;
+}
+
+.hamburger--minus.is-active .hamburger-inner::before,
+.hamburger--minus.is-active .hamburger-inner::after {
+  opacity: 0;
+  transition: bottom 0.08s ease-out, top 0.08s ease-out, opacity 0s 0.08s linear;
+}
+
+.hamburger--minus.is-active .hamburger-inner::before {
+  top: 0;
+}
+
+.hamburger--minus.is-active .hamburger-inner::after {
+  bottom: 0;
+}
+
+/*
+   * Slider
+   */
+.hamburger--slider .hamburger-inner {
+  top: 2px;
+}
+.hamburger--slider .hamburger-inner::before {
+  top: 10px;
+  transition-property: transform, opacity;
+  transition-timing-function: ease;
+  transition-duration: 0.15s;
+}
+.hamburger--slider .hamburger-inner::after {
+  top: 20px;
+}
+
+.hamburger--slider.is-active .hamburger-inner {
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--slider.is-active .hamburger-inner::before {
+  transform: rotate(-45deg) translate3d(-5.71429px, -6px, 0);
+  opacity: 0;
+}
+.hamburger--slider.is-active .hamburger-inner::after {
+  transform: translate3d(0, -20px, 0) rotate(-90deg);
+}
+
+/*
+   * Slider Reverse
+   */
+.hamburger--slider-r .hamburger-inner {
+  top: 2px;
+}
+.hamburger--slider-r .hamburger-inner::before {
+  top: 10px;
+  transition-property: transform, opacity;
+  transition-timing-function: ease;
+  transition-duration: 0.15s;
+}
+.hamburger--slider-r .hamburger-inner::after {
+  top: 20px;
+}
+
+.hamburger--slider-r.is-active .hamburger-inner {
+  transform: translate3d(0, 10px, 0) rotate(-45deg);
+}
+.hamburger--slider-r.is-active .hamburger-inner::before {
+  transform: rotate(45deg) translate3d(5.71429px, -6px, 0);
+  opacity: 0;
+}
+.hamburger--slider-r.is-active .hamburger-inner::after {
+  transform: translate3d(0, -20px, 0) rotate(90deg);
+}
+
+/*
+   * Spin
+   */
+.hamburger--spin .hamburger-inner {
+  transition-duration: 0.22s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--spin .hamburger-inner::before {
+  transition: top 0.1s 0.25s ease-in, opacity 0.1s ease-in;
+}
+.hamburger--spin .hamburger-inner::after {
+  transition: bottom 0.1s 0.25s ease-in, transform 0.22s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--spin.is-active .hamburger-inner {
+  transform: rotate(225deg);
+  transition-delay: 0.12s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--spin.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+  transition: top 0.1s ease-out, opacity 0.1s 0.12s ease-out;
+}
+.hamburger--spin.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(-90deg);
+  transition: bottom 0.1s ease-out, transform 0.22s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Spin Reverse
+   */
+.hamburger--spin-r .hamburger-inner {
+  transition-duration: 0.22s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--spin-r .hamburger-inner::before {
+  transition: top 0.1s 0.25s ease-in, opacity 0.1s ease-in;
+}
+.hamburger--spin-r .hamburger-inner::after {
+  transition: bottom 0.1s 0.25s ease-in, transform 0.22s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--spin-r.is-active .hamburger-inner {
+  transform: rotate(-225deg);
+  transition-delay: 0.12s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--spin-r.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+  transition: top 0.1s ease-out, opacity 0.1s 0.12s ease-out;
+}
+.hamburger--spin-r.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(90deg);
+  transition: bottom 0.1s ease-out, transform 0.22s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Spring
+   */
+.hamburger--spring .hamburger-inner {
+  top: 2px;
+  transition: background-color 0s 0.13s linear;
+}
+.hamburger--spring .hamburger-inner::before {
+  top: 10px;
+  transition: top 0.1s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1),
+    transform 0.13s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--spring .hamburger-inner::after {
+  top: 20px;
+  transition: top 0.2s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1),
+    transform 0.13s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--spring.is-active .hamburger-inner {
+  transition-delay: 0.22s;
+  background-color: transparent;
+}
+.hamburger--spring.is-active .hamburger-inner::before {
+  top: 0;
+  transition: top 0.1s 0.15s cubic-bezier(0.33333, 0, 0.66667, 0.33333),
+    transform 0.13s 0.22s cubic-bezier(0.215, 0.61, 0.355, 1);
+  transform: translate3d(0, 10px, 0) rotate(45deg);
+}
+.hamburger--spring.is-active .hamburger-inner::after {
+  top: 0;
+  transition: top 0.2s cubic-bezier(0.33333, 0, 0.66667, 0.33333),
+    transform 0.13s 0.22s cubic-bezier(0.215, 0.61, 0.355, 1);
+  transform: translate3d(0, 10px, 0) rotate(-45deg);
+}
+
+/*
+   * Spring Reverse
+   */
+.hamburger--spring-r .hamburger-inner {
+  top: auto;
+  bottom: 0;
+  transition-duration: 0.13s;
+  transition-delay: 0s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--spring-r .hamburger-inner::after {
+  top: -20px;
+  transition: top 0.2s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1), opacity 0s linear;
+}
+.hamburger--spring-r .hamburger-inner::before {
+  transition: top 0.1s 0.2s cubic-bezier(0.33333, 0.66667, 0.66667, 1),
+    transform 0.13s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--spring-r.is-active .hamburger-inner {
+  transform: translate3d(0, -10px, 0) rotate(-45deg);
+  transition-delay: 0.22s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--spring-r.is-active .hamburger-inner::after {
+  top: 0;
+  opacity: 0;
+  transition: top 0.2s cubic-bezier(0.33333, 0, 0.66667, 0.33333), opacity 0s 0.22s linear;
+}
+.hamburger--spring-r.is-active .hamburger-inner::before {
+  top: 0;
+  transform: rotate(90deg);
+  transition: top 0.1s 0.15s cubic-bezier(0.33333, 0, 0.66667, 0.33333),
+    transform 0.13s 0.22s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Stand
+   */
+.hamburger--stand .hamburger-inner {
+  transition: transform 0.075s 0.15s cubic-bezier(0.55, 0.055, 0.675, 0.19),
+    background-color 0s 0.075s linear;
+}
+.hamburger--stand .hamburger-inner::before {
+  transition: top 0.075s 0.075s ease-in, transform 0.075s 0s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--stand .hamburger-inner::after {
+  transition: bottom 0.075s 0.075s ease-in,
+    transform 0.075s 0s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--stand.is-active .hamburger-inner {
+  transform: rotate(90deg);
+  background-color: transparent;
+  transition: transform 0.075s 0s cubic-bezier(0.215, 0.61, 0.355, 1),
+    background-color 0s 0.15s linear;
+}
+.hamburger--stand.is-active .hamburger-inner::before {
+  top: 0;
+  transform: rotate(-45deg);
+  transition: top 0.075s 0.1s ease-out, transform 0.075s 0.15s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--stand.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(45deg);
+  transition: bottom 0.075s 0.1s ease-out,
+    transform 0.075s 0.15s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Stand Reverse
+   */
+.hamburger--stand-r .hamburger-inner {
+  transition: transform 0.075s 0.15s cubic-bezier(0.55, 0.055, 0.675, 0.19),
+    background-color 0s 0.075s linear;
+}
+.hamburger--stand-r .hamburger-inner::before {
+  transition: top 0.075s 0.075s ease-in, transform 0.075s 0s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--stand-r .hamburger-inner::after {
+  transition: bottom 0.075s 0.075s ease-in,
+    transform 0.075s 0s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--stand-r.is-active .hamburger-inner {
+  transform: rotate(-90deg);
+  background-color: transparent;
+  transition: transform 0.075s 0s cubic-bezier(0.215, 0.61, 0.355, 1),
+    background-color 0s 0.15s linear;
+}
+.hamburger--stand-r.is-active .hamburger-inner::before {
+  top: 0;
+  transform: rotate(-45deg);
+  transition: top 0.075s 0.1s ease-out, transform 0.075s 0.15s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--stand-r.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(45deg);
+  transition: bottom 0.075s 0.1s ease-out,
+    transform 0.075s 0.15s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Squeeze
+   */
+.hamburger--squeeze .hamburger-inner {
+  transition-duration: 0.075s;
+  transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+.hamburger--squeeze .hamburger-inner::before {
+  transition: top 0.075s 0.12s ease, opacity 0.075s ease;
+}
+.hamburger--squeeze .hamburger-inner::after {
+  transition: bottom 0.075s 0.12s ease, transform 0.075s cubic-bezier(0.55, 0.055, 0.675, 0.19);
+}
+
+.hamburger--squeeze.is-active .hamburger-inner {
+  transform: rotate(45deg);
+  transition-delay: 0.12s;
+  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+.hamburger--squeeze.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+  transition: top 0.075s ease, opacity 0.075s 0.12s ease;
+}
+.hamburger--squeeze.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(-90deg);
+  transition: bottom 0.075s ease, transform 0.075s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
+}
+
+/*
+   * Vortex
+   */
+.hamburger--vortex .hamburger-inner {
+  transition-duration: 0.2s;
+  transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1);
+}
+.hamburger--vortex .hamburger-inner::before,
+.hamburger--vortex .hamburger-inner::after {
+  transition-duration: 0s;
+  transition-delay: 0.1s;
+  transition-timing-function: linear;
+}
+.hamburger--vortex .hamburger-inner::before {
+  transition-property: top, opacity;
+}
+.hamburger--vortex .hamburger-inner::after {
+  transition-property: bottom, transform;
+}
+
+.hamburger--vortex.is-active .hamburger-inner {
+  transform: rotate(765deg);
+  transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1);
+}
+.hamburger--vortex.is-active .hamburger-inner::before,
+.hamburger--vortex.is-active .hamburger-inner::after {
+  transition-delay: 0s;
+}
+.hamburger--vortex.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+}
+.hamburger--vortex.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(90deg);
+}
+
+/*
+   * Vortex Reverse
+   */
+.hamburger--vortex-r .hamburger-inner {
+  transition-duration: 0.2s;
+  transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1);
+}
+.hamburger--vortex-r .hamburger-inner::before,
+.hamburger--vortex-r .hamburger-inner::after {
+  transition-duration: 0s;
+  transition-delay: 0.1s;
+  transition-timing-function: linear;
+}
+.hamburger--vortex-r .hamburger-inner::before {
+  transition-property: top, opacity;
+}
+.hamburger--vortex-r .hamburger-inner::after {
+  transition-property: bottom, transform;
+}
+
+.hamburger--vortex-r.is-active .hamburger-inner {
+  transform: rotate(-765deg);
+  transition-timing-function: cubic-bezier(0.19, 1, 0.22, 1);
+}
+.hamburger--vortex-r.is-active .hamburger-inner::before,
+.hamburger--vortex-r.is-active .hamburger-inner::after {
+  transition-delay: 0s;
+}
+.hamburger--vortex-r.is-active .hamburger-inner::before {
+  top: 0;
+  opacity: 0;
+}
+.hamburger--vortex-r.is-active .hamburger-inner::after {
+  bottom: 0;
+  transform: rotate(-90deg);
+}

src/css/components/sidebar.scss

@@ -0,0 +1,104 @@
+.sidebar {
+  background: #202e4e;
+  position: fixed;
+  z-index: 2;
+  width: 100%;
+  height: 44px;
+  box-shadow: 0 0.25rem 0.5rem -0.1rem rgba(0, 32, 128, 0.2);
+
+  &__menu {
+    position: absolute;
+    font-weight: bold;
+    border: none;
+    text-align: left;
+    text-transform: uppercase;
+    left: 0;
+    top: 0;
+    padding: 0.75rem 1rem;
+    outline: 0;
+  }
+
+  &__menu-icon {
+    height: 24px;
+  }
+
+  &__links {
+    background: #202e4e;
+    overflow-y: auto;
+    transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
+    transform-origin: 0% 0%;
+    transform: rotateX(-90deg);
+    visibility: hidden;
+    opacity: 0;
+    overflow-y: auto;
+    max-height: 378px;
+    margin-top: 44px;
+    box-shadow: 0 0.25rem 0.5rem -0.1rem rgba(0, 32, 128, 0.2);
+
+    &.is-active {
+      transform: rotateX(0);
+      visibility: visible;
+      opacity: 1;
+    }
+  }
+
+  &__link {
+    display: block;
+    color: #e3f5ff;
+    padding: 0.5rem 0.75rem;
+    transition: all 0.1s ease-out;
+    border-left: 2px solid #576a85;
+    margin: 0.5rem;
+    font-weight: 500;
+    font-size: 0.95rem;
+
+    &:hover {
+      color: #88f4ff;
+      background: rgba(255, 255, 255, 0.1);
+      border-color: pink;
+    }
+  }
+}
+
+@media (min-width: 992px) {
+  .sidebar {
+    left: 0;
+    top: 0;
+    bottom: 0;
+    width: 15%;
+    max-width: 250px;
+    min-width: 200px;
+    height: 100%;
+    background: linear-gradient(-30deg, #2a3d67, #14264e);
+    box-shadow: 0.4rem 0.4rem 0.8rem rgba(0, 32, 64, 0.1);
+    overflow-y: auto;
+    color: white;
+
+    &::-webkit-scrollbar-track {
+      background-color: rgba(0, 0, 0, 0.6);
+    }
+
+    &::-webkit-scrollbar {
+      width: 10px;
+      background-color: #4b6191;
+    }
+
+    &::-webkit-scrollbar-thumb {
+      background-color: #4b6191;
+    }
+
+    &__links {
+      background: none;
+      box-shadow: none;
+      visibility: visible;
+      opacity: 1;
+      transform: rotateX(0);
+      margin-top: 0;
+      max-height: none;
+    }
+
+    &__menu {
+      display: none;
+    }
+  }
+}

src/css/components/snippet.scss

@@ -0,0 +1,128 @@
+.snippet {
+  position: relative;
+  background: white;
+  padding: 2rem 5%;
+  box-shadow: 0 0.4rem 0.8rem -0.1rem rgba(0, 32, 128, 0.1), 0 0 0 1px #f0f2f7;
+  border-radius: 0.25rem;
+  font-size: 1.1rem;
+  margin-bottom: 1.5rem;
+
+  h3 {
+    font-size: 2rem;
+    padding: 0.5rem 0;
+    border-bottom: 1px solid rgba(0, 32, 128, 0.1);
+    margin-bottom: 1.25rem;
+    margin-top: 0;
+    line-height: 1.3;
+  }
+
+  code:not([class*='lang']) {
+    background: #fcfaff;
+    border: 1px solid #e2ddff;
+    color: #4b00da;
+    border-radius: 0.15rem;
+    font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
+    font-size: 0.9rem;
+    padding: 0.2rem 0.4rem;
+    margin: 0 0.1rem;
+  }
+
+  ol {
+    margin-top: 0.5rem;
+  }
+
+  ol > li {
+    margin-bottom: 0.5rem;
+  }
+
+  > p {
+    margin-top: 0.5rem;
+  }
+
+  h4 {
+    display: inline-block;
+    margin: 1rem 0 0.5rem;
+    line-height: 2;
+    padding: 0 0.5rem;
+    border-radius: 3px;
+    font-size: 0.9rem;
+    text-transform: uppercase;
+    background: #333;
+    border: 1px solid #c6d6ea;
+    border-bottom-color: darken(#c6d6ea, 5);
+    background: white;
+    box-shadow: 0 0.25rem 0.5rem -0.1rem rgba(0, 32, 64, 0.15);
+
+    &[data-type='HTML'] {
+      color: white;
+      border: none;
+      background: linear-gradient(135deg, #ff4c9f, #ff7b74);
+    }
+    &[data-type='CSS'] {
+      color: white;
+      border: none;
+      background: linear-gradient(135deg, #7983ff, #5f9de9);
+    }
+    &[data-type='JavaScript'] {
+      color: white;
+      border: none;
+      background: linear-gradient(135deg, #ffb000, #f58818);
+    }
+  }
+
+  &__browser-support {
+    display: inline-block;
+    font-size: 2rem;
+    font-weight: 200;
+    line-height: 1;
+    margin: 0.5rem 0;
+  }
+
+  &__subheading.is-html {
+    color: #e22f70;
+  }
+
+  &__subheading.is-css {
+    color: #0a91d4;
+  }
+
+  &__subheading.is-explanation {
+    color: #4b00da;
+  }
+
+  &__support-note {
+    color: #9fa5b5;
+    font-weight: bold;
+  }
+
+  &__requires-javascript {
+    position: absolute;
+    background: red;
+    background: linear-gradient(145deg, #ff003b, #ff4b39);
+    color: white;
+    padding: 0.25rem 0.5rem;
+    font-size: 0.9rem;
+    transform: rotate(20deg);
+    font-weight: bold;
+    top: 1rem;
+    right: 0;
+  }
+}
+
+.snippet-demo {
+  background: #f5f6f9;
+  border-radius: 0.25rem;
+  padding: 0.75rem 1.25rem;
+
+  &.is-distinct {
+    background: linear-gradient(135deg, #ff4c9f, #ff7b74);
+  }
+}
+
+@media (min-width: 768px) {
+  .snippet {
+    &__requires-javascript {
+      right: -0.5rem;
+    }
+  }
+}

src/css/deps/prism.css

@@ -0,0 +1,146 @@
+code[class*='language-'],
+pre[class*='language-'] {
+  color: rgb(50, 75, 100);
+  background: none;
+  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
+  text-align: left;
+  white-space: pre;
+  word-spacing: normal;
+  word-break: normal;
+  word-wrap: normal;
+  line-height: 2;
+  font-size: 1rem;
+  -webkit-overflow-scrolling: touch;
+  margin: 0;
+
+  -moz-tab-size: 4;
+  -o-tab-size: 4;
+  tab-size: 4;
+
+  -webkit-hyphens: none;
+  -moz-hyphens: none;
+  -ms-hyphens: none;
+  hyphens: none;
+}
+
+pre[class*='language-']::-moz-selection,
+pre[class*='language-'] ::-moz-selection,
+code[class*='language-']::-moz-selection,
+code[class*='language-'] ::-moz-selection {
+  text-shadow: none;
+  background: #b3d4fc;
+}
+
+pre[class*='language-']::selection,
+pre[class*='language-'] ::selection,
+code[class*='language-']::selection,
+code[class*='language-'] ::selection {
+  text-shadow: none;
+  background: #b3d4fc;
+}
+
+@media print {
+  code[class*='language-'],
+  pre[class*='language-'] {
+    text-shadow: none;
+  }
+}
+
+/* Code blocks */
+pre[class*='language-'] {
+  overflow: auto;
+  padding: 0.75rem 1.25rem;
+}
+
+pre.is-option {
+  margin: 0;
+  padding: 0;
+}
+
+:not(pre) > code[class*='language-'],
+pre[class*='language-'] {
+  background: #f5f6f9;
+  border-radius: 0.25rem;
+}
+
+/* Inline code */
+:not(pre) > code[class*='language-'] {
+  padding: 0.1em;
+  border-radius: 0.3em;
+  white-space: normal;
+}
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+  color: #8ca2d3;
+}
+
+.token.selector,
+.token.attr-name {
+  color: #da7800;
+}
+
+.token.punctuation {
+  color: #93a0c7;
+}
+
+.namespace {
+  opacity: 0.7;
+}
+
+.token.tag {
+  color: #e22f70;
+}
+
+.token.property,
+.token.boolean,
+.token.number,
+.token.constant,
+.token.symbol,
+.token.deleted {
+  color: #0087ca;
+}
+
+.token.string,
+.language-css .token.string,
+.token.url,
+.token.attr-value,
+.token.char,
+.token.builtin,
+.token.inserted {
+  color: #008a7e;
+}
+
+.token.operator,
+.token.entity,
+.style .token.string {
+  color: #f53737;
+}
+
+.token.important,
+.token.atrule,
+.token.keyword {
+  color: #7552ff;
+}
+
+.token.function {
+  color: #396dff;
+}
+
+.token.regex,
+.token.variable {
+  color: #00a8d4;
+}
+
+.token.bold {
+  font-weight: bold;
+}
+.token.italic {
+  font-style: italic;
+}
+
+.token.entity {
+  cursor: help;
+}

src/css/index.scss

@@ -0,0 +1,6 @@
+@import './components/base.scss';
+@import './components/hamburger.scss';
+@import './components/sidebar.scss';
+@import './components/header.scss';
+@import './components/snippet.scss';
+@import './components/back-to-top-button.scss';