#___plusone_0{ 
    position: absolute;  
    left: 555px;  
    top: 8px;  
    z-index: 999999;
}
#___plusone_0{  
　　position: absolute;  
　　left: 555px;  
　　top: 8px;
　　z-index: 999999;
　　overflow: visible; 
   position: fixed;
}