.container{
			margin:0 auto;
			width:1366px;
			}
.roll-wrap:hover .control{
			display:block;
			}
.roll-wrap{
position:relative;
width:100%;
height:100px; 
padding:18px 0px;
overflow:hidden; 
}
.roll-wrap .roll__list{}.roll_row .roll__list::before,.roll_row .roll__list::after{content:"";display:table;line-height:0}
.roll_row .roll__list::after{clear:both}
.roll_row .roll__list{width:9999px;}
.roll_row .roll__list li{
	float:left;
	display:block;
	margin-right:32px;
	width:231px;
	height:64px;
	line-height:64px;
	}
.roll_row .roll__list li img{
	border:1px solid #eee;
	padding:1px;
	}
.control{
	position:absolute;
	top:10px;
	display:none;
	padding:15px 10px;
	font-weight:700;
	text-decoration:none;
	color:#fff;
	background-color:rgba(0,0,0,.3);
}
.control:hover{background-color:rgba(0,0,0,.5)}
.control.pre{left:5px}
.control.next{right:5px}
.roll_col{width:100%;height:200px;overflow:hidden}
.roll_col .roll__list{width:100%}.h600{height:600px}
.roll_col li{
	display:block;
	height:64px;
	line-height:64px;
	font-size:30px;
	font-weight:700;
	text-align:center;
	color:#fff;
	background-color:#f90;
}
.roll_col .li-2{background-color:#09f}
.roll_col .li-3{background-color:#f09}
.roll_col .li-4{background-color:#0f9}
.roll_col .control{top:80px}