.ticker {
    margin: 0 auto;
    padding: 10px;
    width: 600px;
    text-align: left;
    border: #ccc 1px solid;
    position: relative;
    overflow: hidden;
    background-color: #fff;
}

.ticker ul {
    width: 100%;
    position: relative;
}

.ticker ul li {
    width: 100%;
    display: none;
}