*{
  padding: 0;
  margin: 0;
  color: #898989;
}
header {
}
.content {
  margin-top: 75px;
  flex: 1;
  -webkit-flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}
.content .platform {
  height: 500px;
  overflow: hidden;
  position: relative;
  background-image: url("https://img1.wxzxzj.com/vued30ff62027297874fbabf652ad41a3764.png");
  background-size: cover;
  background-position: center center;
}
.content .platform img{
  width: 100%;
}
.content .platform .text {
  width: 100%;
  height: 100%;
  display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
  display: -webkit-flex;     /* NEW - Chrome */
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.content .platform .what {
  font-size: 42px;
  color: #fff;
}
.content .platform .do {
  font-size: 18px;
  color: #fff;
  margin: 35px 0;
  /* line-height: 80px; */
}

.content .user-data {
  background: #00cdc4;
  padding: 100px;
  display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
  display: -webkit-flex;     /* NEW - Chrome */
  display: flex;
  justify-content: space-between;
}

.content .about-us {
  padding: 90px 100px 100px;
  background: #fff;
}
.content .about-us .title {
  font-size: 40px;
  color: #333;
  text-align: center;
  padding-bottom: 90px;
}
.content .about-us .introduction {
  padding: 10px;
  line-height: 30px;
  max-width: 1000px;
  margin: 0 auto;
}
.content .about-us .introduction p{
  padding: 8px 0;
  text-indent: 2em;
}

.content .fpc-banner {
  text-align: center;
}

.content .products {
  display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
  display: -webkit-flex;     /* NEW - Chrome */
  display: flex;
  -webkit-box-lines: multiple;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-align: center;
  -moz-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.content .products .product {
  box-sizing: border-box;
  width: 25%;
  padding: 20px;
  position: relative;
}
.content .products>div:nth-child(odd){
  background: #ddd;
}
.content .products>div:nth-child(even){
  background: #f2f2f2;
}
.content .products .product .image {
  text-align: center;
  min-height: 200px;
  padding-bottom: 42px;
}
.content .products .product .image img {
  max-width: 100%;
}
.content .products .product .type {
  text-align: center;
}
.content .products .product .view {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 205, 196, 0);
  z-index: 5;
  display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
  display: -webkit-flex;     /* NEW - Chrome */
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.content .products .product .view .iconfont {
  font-size: 48px;
  color: transparent;
}
.content .products .product:hover .type {
  color: #fff;
}
.content .products .product:hover .view {
  background: rgba(0, 205, 196, 0.7);
}
.content .products .product:hover .view .iconfont{
  color: #fff;
}

.content .contact-us {
  padding: 90px 100px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.content .contact-us .title {
  font-size: 42px;
  color: #333;
  text-align: center;
}
.content .contact-us .code {
  padding: 80px 0 70px;
}
@media screen and (max-width: 840px) {
  .content .platform {
    height: 300px;
  }
  .content .user-data {
    padding: 100px 0;
  }
  .content .user-data img {
    flex: 1;
  }
  .content .platform img {
    width: inherit;
    height: 100%;
  }
  .content .platform .text{
    background: rgba(0,0,0,0.75);
  }
  .content .platform .what {
    font-size: 32px;
  }
  .content .platform .do {
    font-size: 18px;
    margin: 40px 20px;
    text-align: center;
  }
}
@media screen and (max-width: 440px) {
  .header {
    display: none;
  }
  .content .user-data {
    flex-wrap: wrap;
    padding: 30px 20px 0;
  }
  .content .user-data .data{
    width: calc((100% - 40px)/2);
    margin: 0 0 30px;
    min-height: 35px;
  }
  .content .user-data .data img{
    width: 100%;
  }
  .content .user-data .data .img1{
    width: 80%;
  }
  .content .user-data .data .img2{
    width: 60%;
  }
  .content .user-data .data .img3{
    width: 69%;
  }
  .content .about-us {
    padding: 30px 20px;
  }
  .content .about-us .title {
    padding-bottom: 20px;
    font-size: 30px;
  }
  .content .about-us .introduction {
    padding: 10px 0;
  }
  .content .about-us .introduction p{
    padding: 4px 0;
  }
  .content .products {
    flex-wrap: wrap;
  }
  .content .products .product {
    width: 50%;
    padding: 0;
  }
  .content .products>div:nth-child(4){
    background: #ddd;
  }
  .content .products>div:nth-child(3){
    background: #f2f2f2;
  }
  .content .products .product .image {
    width: 100%;
    text-align: center;
    padding: 20px 0;
    min-height: 180px;
  }
  .content .products .product .image img{
    width: 80%;
    display: inline-block;
  }
  .content .products>div:nth-child(4) .image img{
    height: 140px;
  }
  .content .contact-us {
    padding: 30px 20px;
  }
  .content .contact-us .title {
    font-size: 30px;
  }
  .content .contact-us .code {
    padding: 30px 0 20px;
  }
  .content .contact-us .code img{
    width: 100%;
  }
}