html,body{
  margin: 0;
  padding: 0;
}
.page-wrap{
  width: 1200px;
  height: auto;
  margin: 0 auto;
  padding: 0;
}
.page-wrap-ph{
  width: 100vw;
  height: auto;
  margin: 0 auto;
  padding: 0;
}
.img-box{
  width: 100%;
  height: auto;
  position: relative;
}
.page-img{
  display: block;
  width: 100%;
  height: auto;
}
.page-jump-btn{
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 10;
}
.page-foot{
  width: 100%;
  height: 60px;
  font-size: 14px;
  color: #001648;
  line-height: 30px;
  text-align: center;
}