@media screen and (min-width: 800px) {
    .main-container {
        background: url("/images/background_sotb.jpg") no-repeat scroll center top transparent;
        height: 100%;
        width: 100%;
        min-height:880px;
    }

    #body {
        background: repeat-x scroll left top #D97DEA;
        height: 100%;
    }

    #nav{
        display: block !important;
    }
}