#js-end0 {
    height: 1px;
}
@media screen and (min-width: 768px) {
    #js-end1 {
        height: 1px;
    }
}

@media screen and (min-width: 1024px) {
    #js-end2 {
        height: 1px;
    }
}

@media screen and (min-width: 1280px) {
    #js-end3 {
        height: 1px;
    }
}