/* Remove the continuous bottom rule, including the inner sticky navigation strip. */
html:root body#top.design-master :is(.master-nav,.sticky-overflow-host,.home-section-switcher,.info-switcher,.content-sticky-nav,.study-making-nav,.travel-sticky-nav,.section-anchor-nav),
html:root body#top.design-master :is(.master-nav,.sticky-overflow-host)>div,
html:root body#top.design-master :is(.master-nav,.sticky-overflow-host)::before,
html:root body#top.design-master :is(.master-nav,.sticky-overflow-host)::after {
 border-bottom:0!important;box-shadow:none!important;
}