Template:Columns-list/styles.css

/* Same as .mw-references-columns (Cite extension)
 * replacement for hardcoded [[Template:Column-width]]
 */
.columns-list {
	column-width: 35em;
	margin-top: 0.3em;
}

/* Lines first column up nicely. */
.columns-list ol,
.columns-list ul {
	margin-top: 0;
}