.protect_contents-overlay{position:fixed;top:0;left:0;width:100%;height:100%;opacity:0.7;display:none;z-index:1500;}
.protect_alert{position:fixed;top:0;left:0;right:0;bottom:0;padding:0 10px 0 10px;margin:auto;width:300px;height:100px;overflow:hidden;background-color:#fff;display:none;z-index:2000;border-radius:10px;-webkit-border-radius:10px;-moz-border-radius:10px;-o-border-radius:10px;-ms-border-radius:10px;}
.protect_alert_word{
width:300px;
height:100px;
display:table-cell;
text-align:center;
vertical-align:middle;
}