.header{display:none;}

@media (max-width:1300px){
.code1{left:37%}
}
@media (max-width:1100px){
.code1{left:43%}
}
@media (max-width:1023px){
	.header{/*display:block;*/}
	.dh,.code1{display:none;}
.wz{width: 30%;right: 3%;bottom: 5%;}
.indexsj{top: 60px;}
.bg_banner .logo{width: 30%;top: 2%;left: 5%;}
.bg_banner .menu-btn{
    position: absolute;
    right: 10px;
    z-index: 125;
    display: inline-block;
}
.bg_banner  img{width:100% !important;}
}
@media (max-width:1000px){
.bg_banner{}

}
@media (max-width:900px){
.bg_banner{}

}
@media (max-width:800px){
.bg_banner{}

}
@media (max-width:700px){
.bg_banner{}
}
@media (max-width:600px){
.bg_banner{}.bg_banner .logo img{margin-bottom:10px}
}
@media (max-width:500px){
.bg_banner{ max-height: 270px;}
}
@media (max-width:400px){
.bg_banner{ max-height: 260px;}
}
@media (max-width:380px){
.bg_banner{ max-height: 250px;}
}