/*基本样式*/

.poster-main {

	width: 1000px;

	height: 500px;

	position: relative;

	margin: 30px auto;

}

.poster-main a,
.poster-main img {

	display: block;

}

.poster-main .poster-list {

	width: 1000px;

	height: 500px;

}

.poster-main .poster-list .poster-item {

	width: 200px;

	height: 500px;

	position: absolute;

	left: 0;

	top: 0;

}

.poster-main .poster-btn {

	position: absolute;

	top: 0;

	z-index: 10;

	cursor: pointer;

}

.poster-main .poster-prev-btn {

	left: 0;

	background: url(images/left.png) no-repeat left center;

}

.poster-main .poster-next-btn {

	right: 0;

	background: url(images/right.png) no-repeat right center;

}