* {
        margin: 0;
        padding: 0;
    }
    
.imgqh {
        height: 360px;
    }
 .imgqh .item {
        position: absolute;
        top: 0;
        left: 0;
        display: none;
       
        width: 640px;
        height: 360px;
		overflow:hidden;
		 
    }
.img_btn { margin:15px auto; font-size:12px; }

.img_btn a { float:left; display:block; width:60px; height:26px; text-align:center; line-height:26px; color:#333; border:1px solid #ddd; cursor:pointer; }
.img_btn a:hover { color:#fff; background:#ddd;}
.img_btn a.next { float:right;}