FHC-Core/public/css/Cms.css

/* Full-height shell. Without a height chain down to .cms-admin the page itself scrolls
   and the tabs leave the screen while paging through the tree. */
html,
body {
	height: 100%;
}

body {
	display: flex;
	flex-direction: column;
	overflow: hidden;
}

#main {
	flex: 1 1 auto;
	min-height: 0;
}

.cms-admin {
	min-height: 0;
}

/* The split component only caps its height with max-height, so give it a definite one. */
.cms-admin .horizontalsplit-container {
	height: 100%;
}

.cms-admin .horizontalsplitted {
	min-width: 0;
	overscroll-behavior: contain;
}

.cms-admin-main {
	min-width: 0;
	overflow: hidden;
}

.cms-admin-tab-content {
	min-height: 0;
}

/* Anchor for the overlay that blocks the view during a content switch. */
.cms-admin {
	position: relative;
}

.cms-admin-overlay {
	position: absolute;
	inset: 0;
	z-index: 1050;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(255, 255, 255, 0.6);
	cursor: wait;
}