.pt-board,
.pt-widget {
	box-sizing: border-box;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.pt-board *,
.pt-widget *,
.pt-board *::before,
.pt-widget *::before,
.pt-board *::after,
.pt-widget *::after {
	box-sizing: inherit;
}