Module:Hatnote/styles.css

/* no images */
.hatnote0 {
	text-align: center;
}

/* one image */
.hatnote1 {
	display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	align-items: center;
	text-align: left;
}

.hatnote1 > :first-child {
	flex: 0 1 auto;
	margin-left: var(--space-sm);
	margin-right: var(--space-md);
}

.hatnote1 img {
	max-width: 100%;
	height: 100%;
}

.hatnote1 > :last-child {
	flex-grow: 0;
	flex-shrink: 1;
	flex-basis: fit-content;
}

/* two images */
.hatnote2 {
	display: flex;
	flex-direction: row;
	flex-wrap: nowrap;
	align-items: center;
	text-align: center;
}

.hatnote2 > :first-child,
.hatnote2 > :last-child {
	flex: 0 1 auto;
	margin: 0 var(--space-sm);
}

.hatnote2 img {
	max-width: 100%;
	height: 100%;
}

.hatnote2 > :nth-child(2) {
	flex: 1 1 auto;
}