@ckeditor/ckeditor5-real-time-collaboration/theme/usermarkers.css

A set of CKEditor 5 features enabling real-time collaboration within the editor using CKEditor Cloud Services.

/*
 * What you're currently looking at is the source code of a legally protected, proprietary software.
 * CKEditor 5 Collaboration is licensed under a commercial license and protected by copyright law. Where not otherwise indicated,
 * all CKEditor 5 Collaboration content is authored by CKSource engineers and consists of CKSource-owned intellectual property.
 *
 * Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */

.ck .ck-user__marker-dot {
	/* If you are looking for handling dot color, see `usercolors.css` in the `ckeditor5-collaboration-core`. */
	display: block;
	position: absolute;
	left: 50%;

	/* #124 */
	top: calc( ( var(--ck-user-dot-size) / 2 ) * -1 );

	width: var(--ck-user-dot-size);
	height: var(--ck-user-dot-size);
	border-radius: 50%;
	transform: translate( -50%, -50% );
	cursor: default;
}

.ck .ck-user__marker-tooltip {
	display: none;
	position: absolute;

	/* It should be one font in case of inheriting (example: headers sans-serif and content serif type). */
	font-family: Georgia, sans-serif;

	/* It should be px value in case of inheriting (like headers example). */
	font-size: var(--ck-font-size-base);

	/* In case of inheriting from various components. */
	line-height: 1;
	font-style: initial;
	font-weight: initial;

	left: 0;
	opacity: 0;

	/* Moving up this element with 100% of its height. */
	top: -20px;

	padding: var(--ck-spacing-small);
	color: hsl(0, 0%, 100%);
	white-space: nowrap;
	transition: opacity 200ms linear, transform 300ms ease-in-out;
	z-index: 99999;

	@media (prefers-reduced-motion: reduce) {
		transition: none;
	}
}

.ck .ck-user__marker-line {
	/* If you are looking for handling line color, see `usercolors.css` in the `ckeditor5-collaboration-core`. */
	position: absolute;
	bottom: 0;
	height: 100%;
	width: 0;
}

.ck .ck-user__marker {
	display: inline;
	position: relative;
	cursor: default;
}

.ck .ck-user__marker.ck-user__marker_hovered {
	& .ck-user__marker-dot {
		width: 0;
	}

	& .ck-user__marker-tooltip {
		display: block;
		opacity: 1;
		animation: fadeInLeft 300ms ease-in-out;
	}
}

.ck .ck-placeholder {
	& .ck-user__marker {
		display: none;
	}
}

@media (prefers-reduced-motion: reduce) {
	.ck .ck-user__marker {
		&, & *, &::after {
			animation: none !important;
		}
	}
}

@keyframes fadeInLeft {
	from {
		opacity: 0;
		transform: translateX( -10px );
	}
	to {
		opacity: 1;
		transform: translateX( 0 );
	}
}