Editing Module:Hatnote/styles.css

/* {{pp|small=y}} */
.hatnote {
	font-style: italic;
}

/* Limit structure CSS to divs because of [[Module:Hatnote inline]] */
div.hatnote {
	/* @noflip */
	padding-left: 1.6em;
	margin-bottom: 0.5em;
}

.hatnote i {
	font-style: normal;
}

/* The templatestyles causes an 'empty' span between hatnotes */
.hatnote + span.mw-empty-elt + .hatnote,
/* remove this selector when Parsoid is the only parser, see also [[phab:T200206]] */
.hatnote + link + .hatnote {
	margin-top: -0.5em;
}

@media print {
	body.ns-0 .hatnote {
		display: none !important;
	}
}