.tip {
    font: 12px Arial, Helvetica, sans-serif;
    border: 1px solid  #666;
    width: 230px;
    padding: 10px;
    position: absolute;
    z-index: 100;
    visibility: hidden;
    color: #333;
    top: 20px;
    left: 90px;
    background-color: #fff;
}