@font-face {
  font-family: 'iconfont';  /* project id 473307 */
  src: url('//at.alicdn.com/t/font_473307_kle8ui3d448ia4i.eot');
  src: url('//at.alicdn.com/t/font_473307_kle8ui3d448ia4i.eot?#iefix') format('embedded-opentype'),
  url('//at.alicdn.com/t/font_473307_kle8ui3d448ia4i.woff') format('woff'),
  url('//at.alicdn.com/t/font_473307_kle8ui3d448ia4i.ttf') format('truetype'),
  url('//at.alicdn.com/t/font_473307_kle8ui3d448ia4i.svg#iconfont') format('svg');
}

.iconfont {
  font-family:"iconfont" !important;
  font-size:16px;
  font-style:normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}


.icon-bingtu:before { content: "\e600"; }

.icon-gh:before { content: "\e719"; }

.icon-fuzhi:before { content: "\e644"; }

.icon-relitu:before { content: "\e650"; }

.icon-jizuobiao:before { content: "\e830"; }

.icon-loudoutu:before { content: "\e645"; }

.icon-mianjitu:before { content: "\e6e7"; }

.icon-gh-o:before { content: "\eea9"; }

.icon-leidatu:before { content: "\e626"; }

.icon-yibiaopan:before { content: "\e66c"; }

.icon-fenmian:before { content: "\e6ea"; }

.icon-zhuzhuangtu:before { content: "\e6b4"; }

.icon-diantu:before { content: "\e61e"; }

.icon-infinite:before { content: "\e6ce"; }

.icon-one:before { content: "\e687"; }

.icon-xiangxiantu:before { content: "\e62b"; }

.icon-ditu:before { content: "\e882"; }

.icon-github:before { content: "\e601"; }

.icon-guanxitu:before { content: "\e615"; }

.icon-down-triangle:before { content: "\e610"; }

.icon-yunxing:before { content: "\e66d"; }

.icon-xianxingtu:before { content: "\e660"; }

.icon-contain:before { content: "\e614"; }

.icon-juzhentu:before { content: "\e740"; }

.icon-gupiaotu:before { content: "\e73b"; }

.icon-meiguitu:before { content: "\e60b"; }

html, body, ul, ol {
  margin: 0;
  padding: 0;
}

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

body {
  overflow-x: hidden;
}

header.home-header {
  margin: 0 auto;
  width: 1000px;
  height: 80px;
}

header.home-header::before, header.home-header::after {
  content: ' ';
  display: block;
  position: absolute;
  top: -1000px;
  left: 50%;
  z-index: -1;
  transform: rotate(-30deg);
}

header.home-header::before {
  width: 2000px;
  height: 2000px;
  margin-top: -770px;
  margin-left: -1140px;
  border-radius: 160px;
  background: #0088fe;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
}

header.home-header::after {
  width: 1600px;
  height: 1600px;
  margin-top: -520px;
  margin-left: -300px;
  border-radius: 100px;
  background: #00c49f;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
}

header.home-header .home-title {
  color: white;
  font-size: 40px;
  font-weight: 100;
  margin: 0;
  line-height: 100px;
  float: left;
  height: 100px;
  width: 120px;
  box-sizing: border-box;
}

header.home-header .home-title::before {
  content: ' ';
  display: block;
  margin-top: 20px;
  height: 40px;
  width: 130px;
  float: left;
  background: url('//img.alicdn.com/tfs/TB1HxTId4rI8KJjy0FpXXb5hVXa-282-96.png');
  background-size: auto 40px;
  background-repeat: no-repeat;
}

header.home-header .home-subtitle {
  color: white;
  font-size: 20px;
  font-weight: 100;
  margin: 0;
  line-height: 100px;
  float: left;
  height: 100px;
  width: 380px;
  box-sizing: border-box;
  vertical-align: 8px;
}

header.home-header .home-nav {
  width: 500px;
  height: 100px;
  box-sizing: border-box;
  padding-top: 25px;
  float: right;
  margin-right: -80px;
}

header.home-header .home-nav-item {
  color: white;
  display: block;
  width: 130px;
  height: 34px;
  line-height: 34px;
  border-radius: 34px;
  font-size: 14px;
  float: right;
  text-decoration: none;
  text-align: center;
  transition: background .3s, color .3s;
}
header.home-header .home-nav-item:hover {
  color: #00c49f;
  background: white;
}
header.home-header .github-link {
  color: white;
  width: 34px;
  height: 34px;
  line-height: 34px;
  display: block;
  float: right;
  margin-left: 48px;
}
header.home-header .github-link .iconfont {
  height: 29px;
  width: 29px;
  overflow: hidden;
  font-size: 28px;
}
header.home-header .github-link .icon-gh {
  display: none;
}
header.home-header .github-link .icon-gh-o{
  display: block;
}
header.home-header .github-link:hover .icon-gh {
  display: block;
}
header.home-header .github-link:hover .icon-gh-o {
  display: none;
}

section.main-intro {
  color: white;
  font-weight: 100;
  width: 1000px;
  margin: 70px auto 0;
}
section.main-intro .main-intro-title {
  width: 500px;
  font-size: 60px;
  line-height: 70px;
  height: 70px;
  margin: 0;
}
section.main-intro .main-intro-subtitle {
  padding-top: 22px;
  padding-left: 6px;
  font-size: 14px;
  margin: 0;
}
section.main-intro .try-link {
  display: block;
  text-decoration: none;
  font-size: 14px;
  line-height: 34px;
  height: 34px;
  border-radius: 34px;
  border: 1px solid white;
  color: white;
  width: 136px;
  margin: 20px 0 0 6px;
  transition: background .3s, color .3s;
  text-align: center;
  font-weight: 400;
}

section.main-intro .try-link:hover {
  background: white;
  color: #0088fe;
}

section.highlight-feature {
  width: 1000px;
  height: 400px;
  margin: 0 auto;
}

section.highlight-feature .intro-title {
  text-align: right;
  color: #666;
  font-size: 36px;
  line-height: 60px;
  font-weight: 400;
  margin: 0 -60px 40px 0;
}

section.highlight-feature .highlight-feature-list {
  height: 300px;
  width: 900px;
  margin: 0 -100px 0 auto;
}

section.highlight-feature .highlight-feature-item {
  float: right;
  width: 274px;
  height: 254px;
}

section.highlight-feature .highlight-feature-title {
  width: 160px;
  height: 160px;
  margin: 0 auto;
  text-align: center;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
  transform: rotate(-30deg);
  border-radius: 30px;
}
section.highlight-feature .highlight-feature-title .icon-container {
  height: 160px;
  width: 160px;
  transform: rotate(30deg);
}
section.highlight-feature .highlight-feature-title .iconfont {
  font-size: 80px;
  color: #00c49f;
  line-height: 160px;
}

section.highlight-feature .highlight-feature-content {
  margin-right: 40px;
  margin-top: 30px;
  text-align: right;
  font-size: 16px;
  line-height: 1.5;
  height: 40px;
  color: #666;
}

section.try-now {
  margin-top: 100px;
  width: 100%;
  height: 180px;
  text-align: center;
  color: white;
  background: #0088fe;
  padding-top: 40px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
}
section.try-now .try-content{
  font-size: 30px;
  font-weight: 100;
  line-height: 76px;
  margin: 0;
}
section.try-now .try-link {
  display: block;
  text-decoration: none;
  font-size: 14px;
  line-height: 40px;
  height: 40px;
  border-radius: 40px;
  border: 1px solid white;
  color: white;
  width: 160px;
  margin: 2px auto;
  transition: background .3s,
  color .3s;
}
section.try-now .try-link:hover {
  background: white;
  color: #0088fe;
}

footer.home-footer {
  width: 100%;
  text-align: center;
  height: 80px;
  margin: 0;
  color: white;
  background: #00c49f;
  font-size: 12px;
  padding-top: 30px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
}

section.home-section {
  width: 100%;
  height: 500px;
  position: relative;
}

section.home-section .intro-container {
  width: 1000px;
  height: 500px;
  margin: 0 auto;
  position: relative;
}

section.home-section .intro-text {
  position: absolute;
  top: 170px;
  width: 270px;
}

section.home-section.presentation-1 .intro-text ,
section.home-section.presentation-3 .intro-text {
  left: 0;
}

section.home-section.presentation-2 .intro-text {
  right: 0;
}

section.home-section .intro-title {
  width: 270px;
  font-size: 36px;
  line-height: 60px;
  font-weight: 400;
  color: #0088fe;
  margin: 0 0 20px;
}

section.home-section .intro-title::before {
  content: ' ';
  display: block;
  position: absolute;
  top: -10px;
  left: -30px;
  width: 80px;
  height: 80px;
  background: url(//img.alicdn.com/tfs/TB1MOv_dlfH8KJjy1XbXXbLdXXa-80-80.png);
  z-index: -1;
}


section.home-section .intro-content {
  width: 270px;
  font-size: 16px;
  line-height: 1.5;
  color: #666;
}

section.home-section.presentation-1::before,
section.home-section.presentation-2::before,
section.home-section.presentation-3::before {
  background-image: url(//img.alicdn.com/tfs/TB1AS5tc8fH8KJjy1XbXXbLdXXa-92-310.png);
  content: ' ';
  display: block;
  width: calc(50% - 350px);
  height: 310px;
  position: absolute;
  top: 95px;
  z-index: -10;
}

section.home-section.presentation-1::before,
section.home-section.presentation-3::before {
  left: 0;
}

section.home-section.presentation-2::before {
  right: 0;
}

section.home-section .intro-multimedia {
  position: absolute;
  top: 50px;
  left: 500px;
}
section.home-section.presentation-1 .presentation-item ,
section.home-section.presentation-2 .presentation-item {
  position: absolute;
  top: 0;

  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
  border-radius: 20px;
  overflow: hidden;
}
section.home-section.presentation-1 .presentation-item {
  width: 700px;
  height: 400px;
  transform: rotate(-5deg);
  left: -100px;
}
section.home-section.presentation-2 .presentation-item {
  width: 340px;
  height: 190px;
  transform: rotate(5deg);
  left: -600px;
}
section.home-section.presentation-2 .presentation-item-1 {
  margin-top: 0;
  margin-left: 0;
}
section.home-section.presentation-2 .presentation-item-2{
  margin-top: 210px;
  margin-left: 0;
}
section.home-section.presentation-2 .presentation-item-3 {
  margin-top: 0;
  margin-left: 360px;
}
section.home-section.presentation-2 .presentation-item-4 {
  margin-top: 210px;
  margin-left: 360px;
}


section.home-section.presentation-3 .presentation-item {
  position: absolute;
  width: 160px;
  height: 160px;
  border-radius: 30px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, .1);
  transform: rotate(-30deg);
  overflow: hidden;
}
section.home-section.presentation-3 .presentation-item > img {
  width: 220px;
  height: 220px;
  margin-left: -35px;
  margin-top: -35px;
  transform: rotate(30deg);
}
section.home-section.presentation-3 .presentation-item.presentation-react {
  top: 60px;
  left: 0px;
}
section.home-section.presentation-3 .presentation-item.presentation-ng {
  top: 200px;
  left: 120px;
}
section.home-section.presentation-3 .presentation-item.presentation-vue {
  top: 60px;
  left: 250px;
}
section.home-section.presentation-3 .presentation-item.presentation-json {
  top: 200px;
  left: 370px;
}

section.home-section #viser-mount-1 {
  margin-top: 25px;
  margin-left: -25px;
}
section.home-section #viser-mount-2-1,
section.home-section #viser-mount-2-3 {
  margin-top: 10px;
  margin-left: -45px;
}

section.home-section #viser-mount-2-2 {
  margin-top: -18px;
  margin-left: -50px;
}
section.home-section #viser-mount-2-4 {
  margin-top: 0px;
  margin-left: -60px;
}