.one {
  background: url(../images/index-img1.jpg?v=lQuMIVXoLtmJiHly3UvBmQ%3D%3D) no-repeat;
  background-size: cover;
}
.two {
  background: url(../images/index-img2.jpg?v=Jlfvs92uXZKEEqpa8Ce7BQ%3D%3D) no-repeat;
  background-size: cover;
}
.three {
  background: url(../images/index-img3.jpg?v=Ih9n1fcF3zyTolOKC1Jeig%3D%3D) no-repeat;
  background-size: cover;
}
.section {
  position: relative;
}
.section .down {
  position: absolute;
  left: 50%;
  bottom: 30px;
  width: 18px;
  height: 16px;
  margin-left: -9px;
  background: url(../images/down.png?v=xcvIbl5lZ83hg%2F6Q%2FSofew%3D%3D) no-repeat;
  background-size: 100% 100%;
}
.show {
  position: relative;
  color: #FFFFFF;
  width: 100%;
}
.show .main {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  margin-top: 40px;
  margin-right: 380px;
}
.show .product {
  display: none;
  width: 300px;
}
.show .box {
  width: 320px;
  display: none;
  -webkit-align-self: flex-end;
  -ms-flex-item-align: end;
  align-self: flex-end;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}
.show .box .title {
  font-size: 36px;
  margin-bottom: 10px;
}
.show .box .content {
  font-size: 18px;
  opacity: 0.7;
}
.show .describe {
  font-size: 20px;
}
.show .bar {
  width: 90px;
  height: 6px;
  background: url(../images/bar.png?v=cCQj9kxxIph9rSDNRG1qoQ%3D%3D) no-repeat;
  background-size: 100% 100%;
  margin-top: 10px;
}
.show a {
  display: inline-block;
  width: 160px;
  height: 48px;
  line-height: 48px;
  text-align: center;
  color: #fff;
  margin-top: 60px;
  margin-right: 40px;
  background-color: #0079c3;
  background: -webkit-gradient(linear, left top, right bottom, from(#0079c3), to(#469df2));
  background: -webkit-linear-gradient(top left, #0079c3, #469df2);
  background: -o-linear-gradient(top left, #0079c3, #469df2);
  background: linear-gradient(to bottom right, #0079c3, #469df2);
  border-radius: 4px;
  -webkit-transition: -webkit-transform 0.2s;
  transition: -webkit-transform 0.2s;
  -o-transition: transform 0.2s;
  transition: transform 0.2s;
  transition: transform 0.2s, -webkit-transform 0.2s;
}
.show a:hover {
  -webkit-transform: scale(1.08);
  -ms-transform: scale(1.08);
  transform: scale(1.08);
}
.two .main {
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  margin-top: 80px;
  margin-right: 0;
}
.two .info {
  width: 860px;
}
.two .product {
  width: 860px;
}
.two .box {
  width: 320px;
  -webkit-align-self: flex-start;
  -ms-flex-item-align: start;
  align-self: flex-start;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}
.three .box {
  margin-right: 40px;
}
.more-product {
  display: block;
  height: 133px;
  background: url(../images/more-product.png?v=nfGeu%2FqjBUD3zBYrtJCTGg%3D%3D) no-repeat;
  background-size: auto auto;
  background-position: center center;
  cursor: pointer;
}
@media screen and (min-width: 1600px) {
  .one .box {
    position: relative;
    left: -180px;
  }
  .one .product {
    width: 400px;
  }
  .three .box {
    position: relative;
    left: -180px;
  }
  .three .product {
    width: 400px;
  }
}