/*推荐和反对按钮移位*/
#div_digg {
float:right;
font-size:12px;
margin-bottom:10px;
margin-right:30px;
margin-top:10px;
text-align:center;
width:120px;
position: fixed; right: 0px; 
bottom: 0px; z-index: 10; 
margin: 10px; padding: 10px; 
}
.vote
{
float:right;
font-size:12px;
margin-bottom:10px;
margin-right:30px;
margin-top:10px;
text-align:center;
width:120px;
position: fixed; right: 0px; 
bottom: 0px; z-index: 10;
margin: 10px; padding: 10px; 
}