.dyzt-play-btn{display: block;width: 52px;height: 52px;background: url(http://www.qiyipic.com/common/fix/qycp_images/Focus_1.png);
_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=scale, src=http://www.qiyipic.com/common/fix/qycp_images/Focus_1.png);_background:0;}
.dyzt-play-btn:hover{background: url(http://www.qiyipic.com/common/fix/qycp_images/Focus_2.png);
_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=scale, src=http://www.qiyipic.com/common/fix/qycp_images/Focus_2.png);_background:0;}