.b-like{
    display: inline-block;
    height: 24px;
    line-height: 24px;
    padding: 0 4px;
    font-size: 11px;
}
.b-like:hover{
    cursor: pointer;
    background: #f2f2f2;
}
.b-like .ico{
    color: #999999;
    font-size: 17px;
}
.b-like:hover .ico{
    color: #000;
}
.counter{
    color: #009900;
}
.unlike{
    color: #ff0000;
}