.background {
    filter: alpha(opacity=90);
    /* IE */
    -moz-opacity: 0.90;
    /* Mozilla */
    opacity: 0.90;
    /* CSS3 */

    min-height: 100%;
    min-width: 100%;

    background-size: cover;
    background: white;
}

/*.vignette {*/
    /*box-shadow: inset 0 0 6em 1em #dadada;*/
/*}*/