.slider {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: 20;
}

.slider .overlay {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
}

.slider .drawer {
    width: 65%;
    height: 100%;
    background-color: white;
    position: absolute;
    top: 0;
    left: -65%;
}