.lubo{ width: 700px; min-width:700px;clear: both; position: relative; height:271px;}
  .lubo_box{ position: relative; width: 700px; height:271px; }
  .lubo_box li{ float: left;position: absolute; top: 0; left: 0; width: 100%; height:271px; opacity: 0;filter:alpha(opacity=0);}
  .lubo_box li a{ display: block;width: 700px;  height: 100%;}

  .lubo_box li img{ width: 700px; height: 271px;}

  /*Ô²µã*/
  .cir_box{ overflow: hidden; position: absolute; z-index: 50;}
  .cir_box li{ float: left; width: 30px; height: 5px; margin:0 5px; cursor: pointer; background: #fff; opacity: 0.8;filter:alpha(opacity=20);}
  .cir_on{ background: #000 !important;}

  /*°´Å¥*/
  .lubo_btn{ position: absolute; width: 700px; top: 120px;}
  .left_btn, .right_btn{ width: 30px; height: 40px; background: #f1f1f1;opacity: 0.1;filter:alpha(opacity=80); cursor: pointer; color: #fff; line-height: 40px; font-size: 30px; text-align: center;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;}
  .left_btn{ float: left;}
  .right_btn{ float: right;}