/* css 重置 */
body,div,ul,li { padding: 0; margin: 0; }
ul { list-style: none ; }
img { border: none; }
a { blr: expression(this.onFocus=this.blur()); outline: none; }

/*本例css*/
.slide {height: 569px; position: relative; overflow:hidden; margin-bottom: 15px;margin:0 auto ;
width: 100%;
max-width: 1400px;

}

/*数字按钮样式*/

.slide_bottom{height:30px; position:absolute;bottom:0px;z-index:2;filter:alpha(opacity=50);  
      -moz-opacity:0.5;  
      -khtml-opacity: 0.5;  
      opacity: 0.5;  }
.slide .num { overflow:hidden; height: 25px; position: absolute; bottom:18px; right: 587px; zoom:1; z-index:3; margin-left:auto;margin-right:auto}
.slide .num li { font-size:0px; font-style:italic; width: 25px; height: 25px; line-height: 25px; text-align: center; font-weight: 400; font-family: "微软雅黑", Arial; color: #FFFFFF;  margin-right: 10px;  cursor:pointer; float: left;background:#272b30;filter:alpha(opacity=50);  
      -moz-opacity:0.5;  
      -khtml-opacity: 0.5;  
      opacity: 0.5; width:45px; height:12px; overflow:hidden }
.slide .num li.on { background:#fff;filter:alpha(opacity=50);  
      -moz-opacity:0.5;  
      -khtml-opacity: 0.5;  
      opacity: 0.5; } /*当前项*/

/*上一个  下一个*/
.slide .prev,
.slide .next { display: none; width: 74px; height: 84px; background: url(../images/btn.png) no-repeat; position: absolute; top: 220px;}
.slide .prev { left: 100px; }
.slide .next { right:100px;; background-position: right }