.linkitem {
 height: 20px;
 float: right;
 color: #FFF;
 line-height: 20px;
 padding: 20px 0;
 margin: 0;
 font-size: 12px;
 margin-left: 15px;
 cursor: pointer;
}
.linkitem img {
 float: left;
}
.qr {
 display: none;
 position: relative;
 left: -30px;
 top: -150px;
}
.qr img {
 width: 100px;
 height: 100px;
 padding: 20px;
 background: #CCC;
 border-radius: 3px;
}