html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, figure, figcaption, code, del, dfn, em, button, q, dl, dt, dd, ol, ul, li, fieldset, form, legend, table, tf, tr, th {
  border: 0px;
  padding: 0px;
  font-size: 100%;
  margin: 0px;
  font-family: inherit;
  -webkit-font-smoothing: subpixel-antialiased;
  -webkit-text-size-adjust: 100%;
  font-weight: normal;
  word-break: break-word;
  }
body,
ul {
	margin: 0;
	padding: 0
}

ul {
	list-style: none
}

p {
	/* margin-top: 16px; */
}

.container {
	margin: 0 auto;
	width: 940px
}

.roll-wrap:hover .control {
	display: block
}

.roll-wrap {
	position: relative;
	width: 100%;
	height: 250px;
	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: 20px;
	width: 300px;
	/* font-weight: 700; */
	/* font-size: 30px; */
	text-align: center;
	color: #fff;
	/* background-color: #f90; */
}
.roll_row .roll__list li img{
	width:300px;
	height:200px;
	display:block;
}
.roll_row .roll__list li p{
	display:block;
	color: #333;
	padding:10px;
}
.control {
	position: absolute;
	top: 30px;
	display: none;
	padding: 10px 5px;
	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%;
	overflow: hidden
}

.roll_col .roll__list {
	width: 100%
}

.h600 {
	height: 600px
}

.roll_col li {
	display: block;
	height: 200px;
	line-height: 200px;
	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
}