/* Keep route contents below the measured shared header, including on short screens. */
@media (min-width: 901px) {
    .popular-route-detail .travel-guide-contents {
        top: calc(var(--website-header-height, 100px) + 16px);
        max-height: calc(100vh - var(--website-header-height, 100px) - 32px);
        max-height: calc(100dvh - var(--website-header-height, 100px) - 32px);
        overflow-y: auto;
    }
    html:not(.js) .popular-route-detail .travel-guide-contents {
        top: 16px;
        max-height: calc(100vh - 32px);
    }
}