#BackToTop {
	float: left;
	display:none;
    color: #eee;
    margin: 0 5px;
    padding: 3px;
    text-decoration: none;
    font: bold 14px Arial, Helvetica;
    font-family:"微软雅黑";
	position:fixed;
	top:810px;
	right:75px;
    
	
	
	
	
	
	
	
	
	
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
	
	
    text-shadow: 0 -1px 0 rgba(0,0,0,.8);
	
	
  
}