Template:Custom rule/styles.css

.wst-custom-rule {
	text-align:center;
	margin:1em auto 1em auto;
	background-color:transparent;
}
.wst-custom-rule.wst-custom-rule-inline {
	display:block;
	border-collapse:collapse;
	border-spacing:0 0;
	margin:0 auto 0 auto;
}