#container {
    margin: 20px auto 0;
}

.div {
    position: absolute;
    width: 100px;
    height: 100px;
    left: 20px;
    background-color: #bc9ddf;
    font-size: 50px;
    text-align: center;
    line-height: 100px;
    top: 40px;
    color: white;
}