body {
	margin: 0;
	padding: 0;
	background-color: #0b1a0d;
	overflow: hidden;
	/*
		A game, not a document: a thumb on the screen should never scroll it,
		pinch it, or select the HUD text.
	*/
	touch-action: none;
	overscroll-behavior: none;
	-webkit-user-select: none;
	user-select: none;
	-webkit-tap-highlight-color: transparent;
	font-family:
		system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
}