.hidefilter {
    background: #fff;
    display: block;
    height: 100%;
    overflow: auto;
    display: none;
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    z-index: 60;
}

.filter-expanded .hidefilter {
    left: 0;
    display: block;
    position: fixed;
}

body.filter-expanded {
    left: 100%;
}

@media screen and (min-width: 768px) {
    .hidefilter {
        display: block;
        position: relative;
        left: auto;
        width: auto;
        height: auto;
        z-index: 1;
        overflow: hidden;
    }
}