.pptbox{height:250px;width:300px;position:relative;background:#FFFFff}.ppt:after{visibility:hidden;display:block;font-size:0;content:" ";clear:both;height:0}.ppt{height:250px;position:relative;zoom:1;overflow:hidden}.pptshadow{width:100%;height:44px;position:absolute;left:0;bottom:0;background:#000;opacity:0.5;filter:alpha(opacity=50)}.ppt .iconleft,.ppt .iconright{width:24px;height:44px;display:block;background-repeat:no-repeat;background-position:center;cursor:pointer;position:relative;z-index:999}.ppt a.iconleft:hover,.ppt a.iconright:hover{background-color:#282828;background-repeat:no-repeat;background-position:center;cursor:pointer}.ppt a.iconleft{float:left;display:inline;cursor:pointer;position:absolute;left:0;bottom:0;background-image:url("/c/yy138/image/www/iconleft1.png");_background:url(#);_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src="/c/yy138/image/www/iconleft1.png")}.ppt a.iconleft:hover{float:left;display:inline;cursor:pointer;background-image:url("/c/yy138/image/www/iconleft.gif")}.ppt a.iconright{float:right;display:inline;cursor:pointer;position:absolute;right:0;bottom:0;background-image:url("/c/yy138/image/www/iconright1.png");_background:url(#);_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src="/c/yy138/image/www/iconright1.png")}.ppt a.iconright:hover{float:right;display:inline;cursor:pointer;background-image:url("/c/yy138/image/www/iconright.gif")}.btnpage{position:absolute;left:0;bottom:50px;width:100%;height:4px}.btnpage ul{float:left;display:inline;position:relative;left:50%}.btnpage li{position:relative;float:left;display:inline;margin:0 4px;right:50%;width:4px;height:4px;display:block;background:#8485d6;cursor:pointer;*overflow:hidden}.btnpage a:hover{background:#1670c6}.titleul{height:44px;position:absolute;bottom:0;overflow:hidden;zoom:1;z-index:999}.titleul li{height:44px;padding-left:39px;padding-right:39px;color:#fff;float:left;font-weight:bold;display:table;vertical-align:middle;line-height:22px;overflow:hidden;position:relative}.titleul a{width:222px;color:#fff;display:table-cell;cursor:pointer;vertical-align:middle;*position:absolute;*top:50%}.titleul span{width:222px;*display:inline-block;*position:relative;*top:-50%;*padding-top:4px}