.mod-tools{position:fixed;right:0;top:200px;width:41px;overflow:visible;z-index:4;}
.mod-tools > *{height:38px;color:#fff;line-height:38px;padding:0 0 0 8px;background-image:url(../image/vcooline.png);background-repeat:no-repeat;background-color:rgba(0,0,0,.25);border-left:3px solid rgba(0,0,0,.5);display:block;margin-top:1px;width:0;padding-left:38px;overflow:hidden;float:right;cursor:pointer;}
.tools-qq{background-position:0 -1390px; color:#fff}
.tools-phone{background-position:0 -1466px;}
.tools-spread{background-position:0 -1542px;}
.tools-qrd{background-position:0 -1618px;}
.tools-qrd.active{background:rgba(0,0,0,.5) url(../image/qrd.jpg) no-repeat center center;background-size:120px 120px;height:140px;}

.tools-qrd2{background-position:0 -1618px;}
.tools-qrd2.active{background:rgba(0,0,0,.5) url(../image/qrd2.jpg) no-repeat center center;background-size:120px 120px;height:140px;}

.mod-form{background:#fff;border-radius:5px;position:relative;box-shadow:0 0 5px rgba(0,0,0,0.25);}
.mod-form .btn{border-radius:2px;box-shadow:0 5px 5px rgba(0,0,0,0.1);}