.mob-page-container {
  display: none;
}

.header-box,
.contact-box{
  width: 1200px;
}

/* container */
.page-container{
  min-width: 1200px;
  background-image: url("../images/home_bg@2x.png");
  background-size: 100% auto;
  background-repeat: no-repeat;
  position: relative;
}

/* header 区域 */
.page-header{
  background-color: #fff;
  opacity: .9;
}
.header-box{
  height: 120px;
  line-height: 150px;
  margin: 0 auto;
}
.header-logo{
  height: 41px;
  width: 142px;
}

/* banner 区域 */
.page-banner{
  text-align: center;
  padding: 120px 0 400px;
}
.home-logo{
  width: 320px;
  height: 320px;
  margin-bottom: 24px;
}
.banner-text{
  font-size: 54px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #2C2C2C;
  line-height: 66px;
}

/* bottom 区域 */
.page-bottom{
  position: absolute;
  width: 100%;
  bottom: 270px;
}
.contact-box{
  padding: 120px 0 0 494px;
  margin: 0 auto;
  height: 452px;
  background-color: #fff;
  border-radius: 100px;
  overflow: hidden;
  position: relative;
  box-sizing: border-box;
}
.contact-logo{
  position: absolute;
  left: 58px;
  top: 58px;
  width: 336px;
  height: 336px;
}
.contact-detail{
  display: inline-block;
}
.contact-detail .title{
  font-size: 60px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #171717;
  line-height: 72px;
  margin-bottom: 40px;
}
.contact-detail .enterprise, .email {
  font-size: 19px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #515151;
  line-height: 24px;
}

/* footer 区域 */
.page-footer{
  height: 500px;
  box-sizing: border-box;
  padding-top: 300px;
  text-align: center;
  background-color: #171717;
  border-radius: 100px 100px 0 0;
  color: #fff;
}
.link-item{
  padding: 0 70px;
  margin-bottom: 60px;
 
}
.link-item a {
  color: white;
}
.link-item:first-child{
  border-right: 1px solid rgba(255, 255, 255, 0.4);
}