metro按钮.新浪微博

.abtn{
    display:inline-block;
    height:21px;
    line-height:22px;
    font-size:13px;
    background:#ff8140;
    border:1px solid #f77c3d;
    color:#fff;
    box-shadow:0px 1px 2px rgba(0,0,0,0.25);
    padding:0 10px 0 10px;
    white-space: nowrap;
    text-align:center;
    border-radius:5px;
    cursor:pointer;
}