body{
 margin:0px;
 padding:0px; 
}
table{
margin:auto;
}
#solid{
 width:100%;
 height:400px;
 clear:both;
 margin-top:0px;
 position:relative;
}
#solid .solid0,#solid .solid1,#solid .solid2{
 position:absolute;
 left:0px;
 top:0px;
 width:100%;
 height:398px;
 display:none;
}
#solid .solid0{
 background:#78c4db;
}
#solid .solid1{
 background:#c5c9db;
}
#solid .solid2{
 background:#e7dfd1;
}
#solid ul{
 margin:0px;
 padding:0px;
 list-style:none; 
}
#solid ul li{
 position:absolute;

 top:0px;
 width:905px;
 height:401px;

 display:none;
 cursor:pointer;
}
#solid #btt{
 width:1200px;
 height:55px;
 top:345px;

 position:relative;

}
#solid #btt span{
 position:absolute;
 top:15px;
 left:45%;
 display:block;
 width:30px;
 height:8px;
 margin:0 15px; 
 text-align:center;
 background:#3d3d3d;
 z-index:1000;
 cursor:pointer;
 filter:alpha(opacity=70); 
 -moz-opacity:0.7; 
 opacity:0.7;/*其他，透明度50%*
}