@charset "gb2312";
/* CSS Document */

.box{ background:url(lanmu-bk.png) no-repeat center; width:100%; height:auto;}
.main{width:1220px; height:auto; margin:0 auto;}
.bottom{ width:100%; height:auto;}
@media screen and (max-width:1220px) {
.box{ background:url(lanmu-bk.png) no-repeat center; width:1220px; height:auto;}
.bottom{ width:1220px; height:auto;}
}