关于index-pics中图片为什么在chrome里显示正常在ie中显示不出来

<div class="index-panel-body index-pics">
				<a class="pic-col pic-col-m"><img src="images/demo3.jpg" alt="" ></a>
				<div class="pic-col pic-col-s">
					<a class="pic-row"><img src="images/demo4.jpg" alt="" ></a>
					<a class="pic-row"><img src="images/demo5.jpg" alt="" ></a>
				</div>
				<a class="pic-col pic-col-l"><img src="images/demo6.jpg" alt="" ></a>
			</div>

.index-pics{
	height: 380px;
	overflow: hidden;
}
.index-pics .pic-col{
	float: left;
}
.index-pics .pic-col-m{
	width: 353px;
}
.index-pics .pic-col-s{
	width: 287px;
}
.index-pics .pic-col-l{
	width: 460px;
}