body,div,ul,li {
	margin: 0;
	padding: 0
}

ul {
	list-style: none
}

img {
	border: 0
}

.banners {margin-top:56px;
	position: relative;
	zoom: 1;
	overflow: hidden;
}

.index_b_hero {
	position: relative;
	margin: auto;
	width: 1200px;
	height:778px
}

.index_b_hero img {
	width: 1180px;
	height: 640px
}

.index_b_hero .heros {
	width: 1200px;
	height: 640px
}

.index_b_hero .hero-wrap {
	position: absolute;
	overflow: visible
}

.index_b_hero .page_btn {
	position: absolute;
	top: 210px;
	z-index: 366;
	width:91px;
	height:200px
}

.index_b_hero .prev {
	left:-170px;
	background: url(../images/custom_left.png)
}

.index_b_hero .next {
	right:-170px;
	background: url(../images/custom_right.png)
}

.index_b_hero .hero {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 1;
	width: 1200px;
	height:640px;
	overflow: hidden
}

.index_b_hero .mask-left,#index_b_hero .mask-right {
	position: absolute;
	top: 0;
	left: 0;
	z-index: 1;
	width: 332px;
	height:640px;
	overflow: hidden;
	background: #000;
	filter: alpha(Opacity=30);
	opacity: .3
}

.index_b_hero .mask-left {
	left: -1200px
}

.index_b_hero .mask-right {
	left: 1200px
}

.little_img {
	position: absolute;
	width:1128px;
	margin:0 auto;
	bottom:0px;
	left:50%;
	margin-left:-564px;
	z-index: 50;
	padding-top:43px;
	padding-bottom:43px;
	height:230px;
	background:#fff;
}

.small_list {
	margin: 0 auto;
	padding: 0px 43px 0 0;
	width: 1128px;
	height:144px;overflow:hidden;
	
}

.small_list li {
	position: relative;
	float: left;
	margin-left:37px;
	width: 324px;
	height: 144px;

	cursor: pointer
}

.small_list li.last {
	margin-right: 0
}

.small_list li img {
	width:324px;
	height:144px;
}

.small_list li .bg {
	display: none;
	position: absolute;
	top: 0;
	left: 0;
	width: 324px;
	height:144px;
	background: url(../images/txtbg7.png) no-repeat;
}

.small_list li.on .bg {
	display: block;
}


.small_list li .tts {
	display: none;
	position: absolute;
	top:52px;
	left: 0;
	width:100%;
	text-align:center;
	color:#fff;
	font-size:18px;

}

.small_list li.on .tts {
	display: block;
}