.tip-warper .my-tip
{
    height: 20px;
    position: absolute;
    padding-top: 8px;
}
.tip-warper .my-tip .title
{
    height: 20px;
    width: 27px;
    background: #000;
    padding: 3px 9px;
    color: #fff;
    opacity: .7;
    line-height: 20px;
    text-align: center;
}
.tip-warper .arrow
{
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 5px 6px;
    opacity: .7;
    border-color: transparent transparent #000;
}
.tip-warper .top
{
    left: 50%;
    margin-left: -5px;
    top: 2px;
}