/*.banner begin*/
.banner {
  background: url(https://res.fudou6.com/c/4/20160730/tayYmFubmVy_1920x677.jpg) no-repeat center center;
  background-size: cover;
  padding-top: 120px;
  padding-bottom: 160px;
}
.banner .banner-box {
  margin: 0 auto;
  color: #fff;
}
.banner .banner-box h1 {
  margin-top: 0;
  margin-bottom: 35px;
  text-align: center;
  font-weight: normal;
  font-size: 64px;
}
.banner .banner-box p {
  font-size: 20px;
  line-height: 35px;
}
/*.banner end*/
/*.download begin*/
.download {
  position: relative;
  padding-top: 400px;
  margin: 0 auto;
}
.download .android,
.download .iphone {
  position: absolute;
  left: 50%;
  top: 140px;
  height: 68px;
  width: 268px;
  line-height: 68px;
  font-size: 18px;
  border-radius: 4px;
}
.download .android i,
.download .iphone i {
  display: inline-block;
  height: 68px;
  width: 68px;
  margin-right: 22px;
  font-size: 32px;
  text-align: center;
  color: #fff;
  border-right: 1px solid rgba(255, 255, 255, 0.3);
}
.download .android {
  background-color: #82b21c;
}
.download .iphone {
  margin-top: 88px;
  background-color: #0079c2;
}
.download .qr-code {
  position: absolute;
  top: 140px;
  left: 50%;
  margin-left: -150px;
  text-align: center;
  font-size: 14px;
}
.download .qr-code img {
  display: block;
  margin-bottom: 5px;
}
.download .app-screen {
  position: absolute;
  left: 50%;
  top: -140px;
  width: 467px;
  height: 558px;
  background: url(http://res.fudou6.com/c/4/20160730/tq9bW9iaWxlXzAx_467x558.png) no-repeat;
}
.download .app-screen:after {
  content: '';
  background: url(http://res.fudou6.com/c/4/20160730/nw3bW9iaWxlLWNvbnRlbnRfMDM=_375x384.jpg) no-repeat 51px 62px;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.download hr {
  width: 95%;
}
/*download end*/
/*character begin*/
@keyframes stretch-delay {
  0%,
  50%,
  100% {
    transform: scale(0);
    opacity: 0;
  }
  5%,
  45% {
    transform: scale(1);
    opacity: 1;
  }
}
.character ul {
  margin: 80px auto;
}
.character ul li {
  float: left;
  width: 25%;
  height: 160px;
  text-align: center;
  position: relative;
}
.character ul li > div {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: scale(0);
  opacity: 0;
  animation-name: stretch-delay;
  animation-duration: 10s;
  animation-iteration-count: infinite;
  animation-fill-mode: forwards;
}
.character ul li > div:first-child h3 {
  margin-top: 50px;
  font-size: 44px;
  color: #111d2b;
}
.character ul li > div:first-child h4 {
  font-size: 16px;
  color: #888;
}
.character ul li > div:last-child img {
  display: block;
  margin: auto;
}
.character ul li > div:last-child h3 {
  font-size: 36px;
}
.character ul li > div:last-child h4 {
  font-size: 14px;
}
.character ul li:nth-child(1) > div:first-child {
  animation-delay: 0.25s;
}
.character ul li:nth-child(1) > div:last-child {
  animation-delay: 5.25s;
}
.character ul li:nth-child(2) > div:first-child {
  animation-delay: 0.5s;
}
.character ul li:nth-child(2) > div:last-child {
  animation-delay: 5.5s;
}
.character ul li:nth-child(3) > div:first-child {
  animation-delay: 0.75s;
}
.character ul li:nth-child(3) > div:last-child {
  animation-delay: 5.75s;
}
.character ul li:nth-child(4) > div:first-child {
  animation-delay: 1s;
}
.character ul li:nth-child(4) > div:last-child {
  animation-delay: 6s;
}
/* character end */
/* projects begin */
.projects {
  background-color: #f6f6f6;
}
.projects > header > div {
  float: left;
  height: 300px;
  position: relative;
  width: 50%;
}
.projects > header > div:first-child {
  background-color: #111d2b;
}
.projects > header > div:first-child > div {
  position: relative;
  float: right;
  height: 300px;
}
.projects > header > div:first-child > div .logo {
  position: absolute;
  top: 50%;
  right: 50px;
  height: 94px;
  width: 227px;
  margin-top: -47px;
  background: url(/images/index/icon_01.png) no-repeat;
  background-size: cover;
}
.projects > header > div:last-child {
  background-color: #2e2e2e;
}
.projects > header > div:last-child > div {
  position: relative;
  background-color: #2e2e2e;
  height: 300px;
}
.projects > header > div:last-child h3 {
  position: absolute;
  top: 50%;
  left: 20px;
  height: 80px;
  padding-bottom: 45px;
  margin-top: -64px;
  font-size: 48px;
  background: url(/images/index/icon_02.jpg) no-repeat left bottom;
}
.projects > header > div:last-child h3 a {
  color: #fff;
}
.projects > section {
  width: 1150px;
  height: 500px;
  margin: 0 auto;
}
.projects > section > div:first-child {
  width: 454px;
  float: left;
  margin-top: 50px;
  margin-left: 20px;
  border-right: 1px solid #7f7f7f;
}
.projects > section > div:first-child p {
  position: relative;
  margin-top: 20px;
  font-size: 23px;
  line-height: 30px;
  color: #565656;
}
.projects > section > div:first-child p:before {
  content: '';
  width: .2em;
  height: .2em;
  border-radius: 50%;
  background: #565656;
  position: absolute;
  left: -20px;
  font-size: 50px;
  top: 10px;
}
.projects > section > div:last-child {
  width: 675px;
  float: left;
  position: relative;
}
.projects > section > div:last-child .computer {
  position: absolute;
  top: -80px;
  right: 0;
  width: 542px;
  height: 483px;
  background: url(/images/index/computer.jpg) no-repeat;
}
/* projects end*/
/*product begin*/
.products {
  background-color: #f6f6f6;
}
.products ul {
  width: 1150px;
  margin: 0 auto;
  padding-bottom: 50px;
}
.products ul li {
  position: relative;
  color: #fff;
}
.products ul li:nth-child(1),
.products ul li:nth-child(2) {
  margin-bottom: 30px;
}
.products ul li:nth-child(1) > div,
.products ul li:nth-child(2) > div {
  height: 400px;
  float: left;
}
.products ul li:nth-child(1) > div:first-child,
.products ul li:nth-child(2) > div:first-child {
  width: 756.66666667px;
  margin-right: 30px;
  background-size: cover;
}
.products ul li:nth-child(1) > div:last-child,
.products ul li:nth-child(2) > div:last-child {
  width: 363.33333333px;
  background-color: #2e2e2e;
  text-align: center;
}
.products ul li:nth-child(1) > div:last-child h3,
.products ul li:nth-child(2) > div:last-child h3 {
  font-size: 25px;
  margin-top: 80px;
  text-align: center;
}
.products ul li:nth-child(1) > div:last-child hr,
.products ul li:nth-child(2) > div:last-child hr {
  width: 237px;
  border: none;
  border-bottom: 1px solid #979797;
  margin: 7px auto 20px;
}
.products ul li:nth-child(1) > div:last-child > div,
.products ul li:nth-child(2) > div:last-child > div {
  width: 100%;
  margin-bottom: 24px;
}
.products ul li:nth-child(1) > div:last-child > div span,
.products ul li:nth-child(2) > div:last-child > div span {
  width: 33%;
  display: block;
  float: left;
  font-size: 16px;
}
.products ul li:nth-child(1) > div:last-child > div span strong,
.products ul li:nth-child(2) > div:last-child > div span strong {
  font-size: 32px;
  font-weight: normal;
}
.products ul li:nth-child(1) > div:last-child a,
.products ul li:nth-child(2) > div:last-child a {
  font-size: 14px;
  color: #fff;
}
.products ul li:nth-child(n+3) {
  float: left;
  width: 363.33333333px;
  height: 400px;
  position: relative;
  margin-right: 30px;
}
.products ul li:nth-child(n+3):last-child {
  margin-right: 0;
}
.products ul li:nth-child(n+3) > div {
  position: absolute;
  width: 100%;
  height: 100%;
}
.products ul li:nth-child(n+3) > div:first-child {
  background-size: cover;
}
.products ul li:nth-child(n+3) > div:last-child {
  position: relative;
  transition: background .3s;
}
.products ul li:nth-child(n+3) > div:last-child:hover {
  background-color: rgba(0, 0, 0, 0.75);
}
.products ul li:nth-child(n+3) > div:last-child h3 {
  font-size: 25px;
  padding-top: 80px;
  text-align: center;
  line-height: 30px;
}
.products ul li:nth-child(n+3) > div:last-child hr {
  border: transparent;
}
.products ul li:nth-child(n+3) > div:last-child > div:nth-child(3) {
  width: 100%;
  margin-bottom: 24px;
  position: absolute;
  left: 0;
  top: 152px;
}
.products ul li:nth-child(n+3) > div:last-child > div:nth-child(3) span {
  width: 33%;
  display: block;
  float: left;
  font-size: 16px;
  text-align: center;
}
.products ul li:nth-child(n+3) > div:last-child > div:nth-child(3) span strong {
  font-size: 32px;
  font-weight: normal;
}
.products ul li:nth-child(n+3) > div:last-child > div:last-child {
  position: absolute;
  top: 270px;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 14px;
}
.products ul li:nth-child(n+3) > div:last-child > div:last-child a {
  color: #fff;
}
/*product end*/
@media screen and (min-width: 769px) {
  body .banner .banner-box {
    width: 990px;
  }
  body .download {
    width: 990px;
  }
  body .download .android,
  body .download .iphone {
    margin-left: -467px;
  }
  body .download .app-screen {
    margin-left: 10px;
  }
  body .character ul {
    width: 990px;
  }
  body .projects > header > div:first-child > div {
    width: 297.5px;
    margin-right: 197.5px;
  }
  body .projects > header > div:last-child > div {
    width: 692.5px;
    margin-left: -197.5px;
  }
  body .projects > section {
    width: 990px;
  }
  body .projects > section > div:first-child {
    width: 374px;
  }
  body .projects > section > div:last-child {
    width: 595px;
  }
  body .products ul {
    width: 990px;
  }
  body .products ul li:nth-child(1),
  body .products ul li:nth-child(2) {
    margin-bottom: 30px;
  }
  body .products ul li:nth-child(1) > div:first-child,
  body .products ul li:nth-child(2) > div:first-child {
    width: 650px;
    margin-right: 30px;
  }
  body .products ul li:nth-child(1) > div:last-child,
  body .products ul li:nth-child(2) > div:last-child {
    width: 310px;
  }
  body .products ul li:nth-child(n+3) {
    width: 310px;
    margin-right: 30px;
  }
}
@media screen and (min-width: 1281px) {
  body .banner .banner-box {
    width: 1150px;
  }
  body .download {
    width: 1150px;
  }
  body .download .android,
  body .download .iphone {
    margin-left: -500px;
  }
  body .download .app-screen {
    margin-left: 50px;
  }
  body .character ul {
    width: 1150px;
  }
  body .projects > header > div:first-child > div {
    width: 337.5px;
    margin-right: 237.5px;
  }
  body .projects > header > div:last-child > div {
    width: 812.5px;
    margin-left: -237.5px;
  }
  body .projects > section {
    width: 1150px;
  }
  body .projects > section > div:first-child {
    width: 454px;
  }
  body .projects > section > div:last-child {
    width: 675px;
  }
  body .products ul {
    width: 1150px;
  }
  body .products ul li:nth-child(1),
  body .products ul li:nth-child(2) {
    margin-bottom: 34.84848485px;
  }
  body .products ul li:nth-child(1) > div:first-child,
  body .products ul li:nth-child(2) > div:first-child {
    width: 755.05050505px;
    margin-right: 34.84848485px;
  }
  body .products ul li:nth-child(1) > div:last-child,
  body .products ul li:nth-child(2) > div:last-child {
    width: 360.1010101px;
  }
  body .products ul li:nth-child(n+3) {
    width: 360.1010101px;
    margin-right: 34.84848485px;
  }
}
@media screen and (min-width: 1441px) {
  body .banner .banner-box {
    width: 1360px;
  }
  body .download {
    width: 1360px;
  }
  body .download .android,
  body .download .iphone {
    margin-left: -540px;
  }
  body .download .app-screen {
    margin-left: 120px;
  }
  body .character ul {
    width: 1360px;
  }
  body .projects > header > div:first-child > div {
    width: 390px;
    margin-right: 290px;
  }
  body .projects > header > div:last-child > div {
    width: 970px;
    margin-left: -290px;
  }
  body .projects > section {
    width: 1360px;
  }
  body .projects > section > div:first-child {
    width: 559px;
  }
  body .projects > section > div:last-child {
    width: 780px;
  }
  body .products ul {
    width: 1360px;
  }
  body .products ul li:nth-child(1),
  body .products ul li:nth-child(2) {
    margin-bottom: 41.21212121px;
  }
  body .products ul li:nth-child(1) > div:first-child,
  body .products ul li:nth-child(2) > div:first-child {
    width: 892.92929293px;
    margin-right: 41.21212121px;
  }
  body .products ul li:nth-child(1) > div:last-child,
  body .products ul li:nth-child(2) > div:last-child {
    width: 425.85858586px;
  }
  body .products ul li:nth-child(n+3) {
    width: 425.85858586px;
    margin-right: 41.21212121px;
  }
}
