.large_box{margin-bottom:10px;width:100%;height:382px;overflow:hidden;}
.large_box img{display:block;}
.small_box{width:100%;height:73px;overflow:hidden;}
.small_list{position:relative;float:left;width:90%;height:73px;overflow:hidden;}
.small_list ul{height:73px;overflow:hidden;}
.small_list ul li{position:relative;float:left;margin-right:10px;width:110px;}
.small_list ul li img{display:block;}
.small_list ul li .bun_bg{display:none;position:absolute;top:0;left:0;width:110px;height:73px;background:#000;filter:alpha(opacity=60);-moz-opacity:0.6;-khtml-opacity:0.6;opacity:0.6;}
.small_list ul li.on .bun_bg{display:block;}
.btn{display:block;width:20px;height:73px;background-color:#777;background-repeat:no-repeat;background-position:center center;cursor:pointer;}
.btn:hover{background-color:#e7000e;}
.left_btn{float:left;margin-right:10px;background-image:url(../images/left.png);}
.right_btn{float:right;background-image:url(../images/right.png);}
@media screen and (max-width:1190px){
.large_box{height:260px;}
.small_list{width:88%;}
}
@media screen and (max-width:780px){
.large_box{height:500px;}
.small_list{width:92%;}
}
@media screen and (max-width:736px){
.large_box{height:480px;}
}
@media screen and (max-width:667px){
.large_box{height:433px;}
.small_list{width:91%;}
}
@media screen and (max-width:640px){
.large_box{height:415px;}
}
@media screen and (max-width:568px){
.large_box{height:370px;}
}
@media screen and (max-width:414px){
.large_box{height:268px;}
.small_list{width:86%;}
}
@media screen and (max-width:375px){
.large_box{height:243px;}
.small_list{width:86%;}
}
@media screen and (max-width:360px){
.large_box{height:233px;}
.small_list{width:83%;}
}