styles.scss

.side-dock-actions .side-dock-ribbon-action.ribbon-divider {
	height: 1px;
	width: 70%;
	padding: 4px 0;

	&:hover {
		background-color: transparent;
	}

	&:before {
		content: "";
		display: block;
		height: 1px;
		width: 100%;
		background-color: var(--icon-color);
		opacity: 0.5;
	}
}