* {
  margin: 0;
  padding: 0;
}
ul,
li {
  list-style: none;
}
body {
  min-width: 1200px;
}
.banner {
  width: 100%;
  height: 1182px;
  background: url("../img/banner.png?1") no-repeat center;
  position: relative;
}
.banner .banner_main {
  width: 1200px;
  height: 1182px;
  margin: 0 auto;
  position: relative;
}
.banner .banner_main .yh_first {
  position: absolute;
  top: 38px;
  left: 470px;
}
.banner .banner_main .yh_second {
  position: absolute;
  top: 38px;
  right: 470px;
}
.banner .banner_main .yun_left {
  position: absolute;
  top: 332px;
  left: 20px;
}
.banner .banner_main .yun_right {
  position: absolute;
  top: 332px;
  right: 100px;
}
.banner .banner_main .ren_left {
  position: absolute;
  top: 584px;
  left: 30px;
}
.banner .banner_main .ren_right {
  position: absolute;
  top: 534px;
  right: 140px;
}
.banner .banner_main .yh_left {
  width: 150px;
  height: 150px;
  position: absolute;
  top: 60px;
  left: 280px;
  opacity: 0.7;
}
.banner .banner_main .yh_right {
  width: 120px;
  height: 120px;
  position: absolute;
  top: 90px;
  right: 320px;
  opacity: 0.7;
}
.banner .first_banner {
  width: 1108px;
  height: 752px;
  background: url("../img/first_banner.png") no-repeat center;
  position: absolute;
  top: 832px;
  left: 0;
  right: 0;
  margin: 0 auto;
}
.bg {
  width: 100%;
  background: #f0392c no-repeat top center;
  overflow: hidden;
}
.second_banner {
  width: 1108px;
  height: 1646px;
  background: url("../img/second_banner.png?1") no-repeat center;
  margin: 485px auto 57px;
}