.bgstretcher {
    background: black;
    overflow: hidden;
    width: 100%;
    position: fixed !important;
    z-index: 1
}

.bgstretcher, .bgstretcher UL, .bgstretcher UL LI {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0
}

.bgstretcher UL, .bgstretcher UL LI {
    margin: 0;
    padding: 0;
    list-style: none
}