body{
  background-color: #ffffff;
}
.contactus_banner {
  width: 100%;
  background: url(../img/contactus/contactus.png) 50%/cover no-repeat;
  height: 28.13rem;
}

.contactus_banner .content {
  height: 100%;
  position: relative;
}

.contactus_banner h3 {
  font-family: 'Arial';
  font-size: 1.7rem;
  color: #ffffff;
  position: absolute;
  left: 0;
  bottom: 5.5rem;
  font-weight: normal;
}
.main-contactus{
  padding-top: 2.88rem;
  padding-bottom: 0rem;
}
.area-box{
  border-bottom: 1px solid #e6e6e6;
  padding-bottom: 3rem;
}
.area-box>div{
  font-family: 'ArialMTBold';
	font-size: 1.2rem;
	color: #999999;
  cursor: pointer;
  transition: all .3s;
  position: relative;
}
.area-box>div.active,
  .area-box>div:hover{
  color: #ab0022;
  transition: all .3s;
}
.area-box>div.active::after{
  content: "";
  border: .45rem solid #ab0022;
  border-left-color: transparent;
  border-right-color: transparent;
  border-bottom-color: transparent;
  position: absolute;
  bottom: -1.6rem;
  left: 50%;
  transform: translateX(-50%);
}

.detail-box{
  margin-top: 3.8rem;
  align-items: flex-end;
}
.detail-box .branches{
  width: 13.8rem;
	height: 5rem;
	background-color: #ab0022;
  font-family: 'ArialMTBold';
  font-size: 1rem;
  position: relative;
	color: #4d4d4d;
  overflow: hidden;
}  
.detail-box .branches ul{
  position: absolute;
  width: 100%;
  height: 100%;
  top: 5rem;
  left: 0;

}
.detail-box .branches .city{
  display: block;
  width: 13.8rem;
	height: 5rem;
	background-color: #ab0022;
  justify-content: flex-start;
  padding-left: 3rem;
	color: #ffffff;  font-family: 'ArialMTBold';
  font-size: 1rem;
  cursor: pointer;
}
.detail-box .branches.l::after{
  content: "";
  border: .45rem solid #ffffff;
  border-left-color: transparent;
  border-right-color: transparent;
  border-bottom-color: transparent;
  position: absolute;
  right: 1.6rem;
  top: 54%;
  transform: translateY(-50%);
}
.detail-box .branches li{
  background-color: #f5f5f5;
  height: 2.5rem;
  cursor: pointer;
  transition: all .4s;
}
.detail-box .branches li:hover{
  background: #d9d9d9;
  transition: all .4s;
}
.detail-box .address .box{
  width: 70rem;
  border: solid 1px #a30000;
  height: 15.65rem;
  padding-left: 2.7rem;
}
.detail-box .address .box .img{
  width: 8.38rem;
  flex-shrink: 0;
  margin-right: 1rem;
}
.detail-box .address .box img{
  width: 100%;
}
.detail-box .address .box p{
  font-family: 'Arial';
	font-size: 1.1rem;
	line-height: 30px;
	color: #333333;
  word-break: break-all;
}
.detail-box .address .box p span{
color: #ff1e10;
    font-size:1.4rem;
display:block;
    line-height: 2rem;
}
.detail-box .phone{
  width: 15.65rem;
	height: 15.65rem;
	background-color: #ab0022;
  padding-top: 3.45rem;
  text-align: center;
}
.detail-box .phone .img img{
  width: 2.95rem;
}
.detail-box .phone .txt{
	color: #ffffff;
  margin-top: 3.45rem;
  font-family: 'ArialMTBold';
  font-size: 1.2rem;
}
.detail-box .phone .txt p{
  font-family: 'Arial';
  margin-top: 1rem;
}
@media (max-width: 880px) {
  body{
    height: 100vh;
  }
  .mobile_menu{
    display: block !important;
  }
  .contactus_banner{
    height: 21rem;
  }
  .w_86{
    width: 100%;
    padding: 0 1.5rem;
  }
  .w_86>h3{
    padding-left: 2rem;
    padding-right: 2rem;
    bottom: 3.4rem;
  }
  .area-box{
    flex-wrap: wrap;
  }
  .area-box div{
    width: 33%;
    text-align: center;
    margin-bottom: 1.2rem;
    font-size: 1.4rem;
  }
  .area-box div:last-child{
    margin-bottom: 0;
  }
  .area-box>div.active::after{
    display: none;
  }
  .detail-box .branches .city{
    font-size: 1.3rem;
  }
  .detail-box .address{
    width: 100%;
  }
  .detail-box .branches{
    width: 12.3rem;
    height: 3.7rem;
  }
  .detail-box .branches .city{
    width: 12.3rem;
    height: 3.7rem;
  }
  .detail-box .address .box{
    width: 100%;
  }
  .detail-box .address .box .img{
    width: 5.8rem;
  }
  .detail-box .address .box p{
    font-size: 1.3rem;
    line-height: 2.2rem;
  }
.detail-box .address .box p span{
 font-size: 1.5rem;
}
  .detail-box .phone{
    display: none;
  }
  .detail-box .branches ul{
    top: 3.7rem;
  }
  .detail-box .branches li{
    height: 4rem;
    font-size: 1.3rem;
  }
  .footer{
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
  }
}