#social{position:absolute;left:0px;top:248px;width:52px;height:400px;z-index:999;}
#social .social_item{}
#social .social_item:hover{background-repeat:no-repeat;background-position:0px top;transition-duration:0.6s;opacity:1;}
#social .social_item a{width:48px;height:48px;transition-duration:0.6s;display:block;text-decoration:none;background-color:#ff0000;color:#fff;font-size:24px;text-align:center;margin:4px 0px 4px 0px;line-height:48px;}
#social .social_item a:hover{background-repeat:no-repeat;background-position:0px top;transition-duration:0.6s;color:#fff;background-color:#000;}
@media (max-width:1360px){#social{display:none;}
}