header:not(.top-header) {
    background-image: url('/themes/_system/bootstrap4/css/templates/images/funeral.png');
    background-position: center right;
    background-repeat: no-repeat;
    background-size: auto 100%;
}

html {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: gray;
}