index.css

@import url(fonts/calligraffitti-regular-webfont.css);
@import url(fonts/iconfont.css);
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, button, textarea, p, blockquote, th, td {
  margin: 0;
  padding: 0; }

h1, h2, h3, h4, h5, h6, input, textarea, select, button {
  font-size: 100%;
  font-weight: normal; }

ul, ol {
  list-style-type: none;
  list-style-image: none; }

li {
  list-style: none; }

a, img {
  -webkit-touch-callout: none; }

a {
  text-decoration: none;
  color: #333; }

a:active, a:hover {
  outline: 0 none; }

a:focus {
  outerline: 1px dotted; }

img {
  vertical-align: middle; }

sub, sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline; }

sup {
  top: -0.5em; }

sub {
  bottom: -0.25em; }

body, button, input, select, textarea {
  font-family: "helvetica neue", tahoma, "hiragino sans gb", stheiti, "wenquanyi micro hei", \5FAE\8F6F\96C5\9ED1, \5B8B\4F53, sans-serif; }

button, input, select, textarea {
  font-family: inherit;
  font-size: 100%;
  vertical-align: baseline; }

textarea {
  overflow: auto;
  vertical-align: top;
  resize: vertical; }

section, article, aside, header, footer, nav, figure, menu {
  display: block;
  padding: 0;
  margin: 0; }

* {
  -webkit-tap-highlight-color: transparent; }

html, body, form, fieldset, p, div, h1, h2, h3, h4, h5, h6 {
  -webkit-text-size-adjust: none; }

input, button, select, textarea {
  outline: none;
  -webkit-appearance: none; }

input {
  border: none; }

input:focus::-webkit-input-placeholder {
  color: #efefef; }

html {
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-size: 62.5%; }

body {
  font-size: 14px;
  line-height: 1.5; }

article, aside, figcaption, figure, footer, header, nav, section, summary {
  display: block; }

html, body {
  width: 100%;
  min-width: 320px;
  min-height: 100%; }

html {
  height: 100%; }

body {
  overflow: hidden;
  background-color: #ffffff; }

.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex; }

.flex-start {
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  text-align: start; }

.flex-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  text-align: center; }

.flex-end {
  -webkit-box-pack: end;
  -webkit-justify-content: flex-end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  text-align: end; }

.flex-around {
  -webkit-justify-content: space-around;
  -ms-flex-pack: distribute;
  justify-content: space-around; }

.flex-between {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between; }

.flex-top {
  -webkit-box-align: start;
  -webkit-align-items: flex-start;
  -ms-flex-align: start;
  align-items: flex-start; }

.flex-middle {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center; }

.flex-bottom {
  -webkit-box-align: end;
  -webkit-align-items: flex-end;
  -ms-flex-align: end;
  align-items: flex-end; }

.flex-first {
  -webkit-box-ordinal-group: 0;
  -webkit-order: -1;
  -ms-flex-order: -1;
  order: -1; }

.flex-last {
  -webkit-box-ordinal-group: 2;
  -webkit-order: 1;
  -ms-flex-order: 1;
  order: 1; }

canvas {
  position: absolute;
  left: 0;
  top: 0;
  max-width: 100%;
  max-height: 100%; }

.content {
  position: relative;
  width: 100%;
  z-index: 2;
  background-color: rgba(255, 255, 255, 0.7); }

.avatar {
  width: 100px;
  height: 100px;
  margin: 0 auto; }
  .avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%; }

.name {
  font-family: calligraffitti-regular-webfont;
  font-size: 26px;
  font-weight: bold;
  color: #283039;
  margin-top: 8px; }

.bio {
  font-size: 16px;
  color: #727682; }

.light {
  width: 80%;
  max-width: 400px;
  margin: 16px auto;
  height: 1px;
  background-image: -webkit-linear-gradient(bottom, transparent, #d5d5d5, transparent);
  background-image: linear-gradient(0deg, transparent, #d5d5d5, transparent);
  background-image: -webkit-linear-gradient(0deg, transparent, #d5d5d5, transparent); }

.nav li {
  position: relative; }
  .nav li a {
    position: relative; }
  .nav li:last-child a:hover .wechat-img, .nav li:last-child a:active .wechat-img {
    visibility: visible;
    transform: translate(0, 0) translateZ(0); }
.nav li + li:before {
  content: '';
  position: absolute;
  left: -0.5px;
  width: 1px;
  height: 18px;
  background-color: #f0f2f5; }
.nav i {
  font-size: 16px;
  margin: 0 12px;
  color: #727682;
  cursor: pointer;
  -webkit-transition: color 0.3s;
  transition: color 0.3s; }
  .nav i:hover, .nav i:active {
    color: #283039; }

.wechat-img {
  visibility: hidden;
  position: absolute;
  left: 50%;
  margin-left: -60px;
  top: -130px;
  width: 120px;
  height: 120px;
  background-color: #ffffff;
  box-sizing: border-box;
  box-shadow: 0 0 8px 4px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease-out;
  transform: translate(0, -5px) translateZ(0); }
  .wechat-img img {
    width: 100%;
    height: 100%; }

.footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 40px;
  font-size: 12px;
  color: #666;
  z-index: 3;
}

.button {
  display: block;
  width: 100px;
  border-radius: 20px;
  margin: 16px auto;
  border: 1px solid #f0f2f5;
  color: #283039;
  font-size: 12px;
  box-sizing: border-box;
  cursor: pointer; }

/* Nanuk */
.button--nanuk {
  background-color: #ffffff;
  overflow: hidden;
  -webkit-transition: background-color 0.3s;
  transition: background-color 0.3s; }

.button--nanuk > span {
  display: inline-block;
  padding: 1em 0; }

.button--nanuk:hover {
  background-color: #0074ff; }

.button--nanuk:hover > span:nth-child(odd) {
  -webkit-animation: anim-nanuk-1 0.5s forwards;
  animation: anim-nanuk-1 0.5s forwards; }

.button--nanuk:hover > span:nth-child(even) {
  -webkit-animation: anim-nanuk-2 0.5s forwards;
  animation: anim-nanuk-2 0.5s forwards; }

.button--nanuk:hover > span:nth-child(odd),
.button--nanuk:hover > span:nth-child(even) {
  -webkit-animation-timing-function: cubic-bezier(0.75, 0, 0.125, 1);
  transition-animation-function: cubic-bezier(0.75, 0, 0.125, 1); }

@-webkit-keyframes anim-nanuk-1 {
  0%,
  100% {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0); }
  49% {
    opacity: 1;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0); }
  50% {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    color: inherit; }
  51% {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    color: #fff; }
  100% {
    color: #fff; } }
@keyframes anim-nanuk-1 {
  0%,
  100% {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0); }
  49% {
    opacity: 1;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0); }
  50% {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    color: inherit; }
  51% {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    color: #fff; }
  100% {
    color: #fff; } }
@-webkit-keyframes anim-nanuk-2 {
  0%,
  100% {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0); }
  49% {
    opacity: 1;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0); }
  50% {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    color: inherit; }
  51% {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    color: #fff; }
  100% {
    color: #fff; } }
@keyframes anim-nanuk-2 {
  0%,
  100% {
    opacity: 1;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0); }
  49% {
    opacity: 1;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0); }
  50% {
    opacity: 0;
    -webkit-transform: translate3d(0, -100%, 0);
    transform: translate3d(0, -100%, 0);
    color: inherit; }
  51% {
    opacity: 0;
    -webkit-transform: translate3d(0, 100%, 0);
    transform: translate3d(0, 100%, 0);
    color: #fff; }
  100% {
    color: #fff; } }
.button--nanuk:hover > span:nth-child(1) {
  -webkit-animation-delay: 0s;
  animation-delay: 0s; }

.button--nanuk:hover > span:nth-child(2) {
  -webkit-animation-delay: 0.05s;
  animation-delay: 0.05s; }

.button--nanuk:hover > span:nth-child(3) {
  -webkit-animation-delay: 0.1s;
  animation-delay: 0.1s; }

.button--nanuk:hover > span:nth-child(4) {
  -webkit-animation-delay: 0.15s;
  animation-delay: 0.15s; }

.button--nanuk:hover > span:nth-child(5) {
  -webkit-animation-delay: 0.2s;
  animation-delay: 0.2s; }

.button--nanuk:hover > span:nth-child(6) {
  -webkit-animation-delay: 0.25s;
  animation-delay: 0.25s; }

.button--nanuk:hover > span:nth-child(7) {
  -webkit-animation-delay: 0.3s;
  animation-delay: 0.3s; }

.button--nanuk:hover > span:nth-child(8) {
  -webkit-animation-delay: 0.35s;
  animation-delay: 0.35s; }

.button--nanuk:hover > span:nth-child(9) {
  -webkit-animation-delay: 0.4s;
  animation-delay: 0.4s; }

.button--nanuk:hover > span:nth-child(10) {
  -webkit-animation-delay: 0.45s;
  animation-delay: 0.45s; }

.button--nanuk:hover > span:nth-child(11) {
  -webkit-animation-delay: 0.5s;
  animation-delay: 0.5s; }