.share{ position:fixed; top:0px; left:0px; right:0px; bottom:0px;z-index:1000; display:none !important;}
.share .share-bg{ width:100%; height:100%; background-color:#000000;filter:alpha(opacity=70);-moz-opacity:0.7;-khtml-opacity: 0.7;opacity: 0.7; position:absolute; z-index:1; }
.share .share-jt{ float:right;width:53%; margin:0.05rem 0; z-index:2; position:relative; }
.share .share-know{ margin:6rem auto 0 auto; font-size:0.34rem; color:#ffffff;  z-index:2; position:relative; text-align:center; }
.share .share-know span{border:2px solid #ffffff; border-radius:2px; font-family:Microsoft yahei; padding:0.2rem 0.4rem; display:inline-block; }

.clearfix:after {
  content: " ";
  display: block;
  clear: both;
  height: 0;
}
.clearfix {
  zoom: 1;
}