list.css

/*
 * Copyright (c) 2003-2019, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 */

@import "../../../mixins/_disabled.css";
@import "../../../mixins/_rounded.css";
@import "../../../mixins/_shadow.css";

.ck.ck-list {
	@mixin ck-rounded-corners;

	list-style-type: none;
	background: var(--ck-color-list-background);
}

.ck.ck-list__item {
	cursor: default;
	min-width: 12em;

	& .ck-button {
		min-height: unset;
		width: 100%;
		text-align: left;
		border-radius: 0;
		border: 0;

		/* List items should have the same height. Use absolute units to make sure it is so
		   because e.g. different heading styles may have different height
		   https://github.com/ckeditor/ckeditor5-heading/issues/63 */
		padding:
			calc(.2*var(--ck-line-height-base)*var(--ck-font-size-base))
			calc(.4*var(--ck-line-height-base)*var(--ck-font-size-base));

		& .ck-button__label {
			/* https://github.com/ckeditor/ckeditor5-heading/issues/63 */
			line-height: calc(1.2*var(--ck-line-height-base)*var(--ck-font-size-base));
		}

		&:active {
			box-shadow: none;
		}

		&.ck-on {
			background: var(--ck-color-list-button-on-background);
			color: var(--ck-color-list-button-on-text);

			&:hover:not(ck-disabled) {
				background: var(--ck-color-list-button-on-background-focus);
			}

			&:active {
				box-shadow: none;
			}
		}

		&:hover:not(.ck-disabled) {
			background: var(--ck-color-list-button-hover-background);
		}
	}

	/* It's unnecessary to change the background/text of a switch toggle; it has different ways
	of conveying its state (like the switcher) */
	& .ck-switchbutton {
		&.ck-on {
			background: var(--ck-color-list-background);
			color: inherit;

			&:hover:not(ck-disabled) {
				background: var(--ck-color-list-button-hover-background);
				color: inherit;
			}
		}
	}
}

.ck.ck-list__separator {
	height: 1px;
	width: 100%;
	background: var(--ck-color-base-border);
}