html,
body {
    height: 100%;
}

.offcanvas {
    position: relative;
}

.offcanvas-outer {
    left: 0;
    overflow-x: hidden;
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
}

.offcanvas-inner {
    position: relative;
    width: 100%;
}

.offcanvas-element {
    margin: 0;
    overflow: hidden;
    position: absolute;
    top: 0;
    z-index: 10010;
}

.offcanvas-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    z-index: 10001;
}