"checkbox" autocomplete="off" disabled checked name="ruleset-layouts-center" value="layouts-center"> Layout: Center</label>
						</dt>
						<dd>
							<mark>Experimental.</mark>
							Gives a header at the top, a footer at the bottom, and fits the content between the two.
						</dd>
						<dt>
							<label class="fade" title="layouts-flex"><input type="checkbox" autocomplete="off" disabled name="ruleset-layouts-flex" value="layouts-flex"> Layout: Flex</label>
						</dt>
						<dd>
							<mark>Experi