.aim {
    position: relative;
    overflow: hidden;
    margin: 0;
    clear: both;
    padding: 0;
}

.aim ul {
    list-style: none;
}

.aim li {
    display: block;
    overflow: hidden;
    float: left;
    position: relative;
    cursor: pointer;
}

.aim li.current {
    cursor: default;
}