.prototype-layout {
    position: relative;
}

.prototype-main {
    display: block;
    min-width: 0;
}

.prototype-rail {
    display: none;
}

@media (min-width: 821px) {
    .prototype-main .area-lead-text {
        display: block;
    }
}

@media (min-width: 1201px) {
    .prototype-layout.prototype-ready > .prototype-main > .prototype-band {
        padding-left: var(--prototype-padding-left) !important;
        padding-right: var(--prototype-padding-right) !important;
    }

    .prototype-rail {
        display: block;
        position: absolute;
        top: 0;
        right: var(--prototype-gutter, 20px);
        bottom: 0;
        width: 240px;
        pointer-events: none;
    }

    .prototype-rail > .sticky-toc {
        position: sticky;
        top: 100px;
        right: auto;
        width: 240px;
        margin-left: auto;
    }

    .prototype-rail > .sticky-toc.is-collapsed {
        width: 142px;
    }
}