#sotet{
    position: fixed;
    padding: 5px;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    text-align: center;
    float: left;
    background-color: transparent;
    display: none;
    background-image: url(op80.png);
    background-repeat: repeat;
}