Youtube WATCHED overlay by amkitakk

/* ==UserStyle==
@name         Youtube WATCHED overlay
@version      20241225.20.43
@namespace    https://userstyles.world/user/amkitakk
@description  Adds a "watched" overlay to videos that have been watched.
@author       amkitakk
@license      No License
==/UserStyle== */

@-moz-document domain("youtube.com") {
/* darken thumbnail */
ytd-thumbnail-overlay-resume-playback-renderer {
	background: rgba(0, 0, 0, 0.8) !important;
	position: absolute;
	left: 0;
	top: 0;
	display: block !important;
	height: 97%;
	/* smaller height allows to see how much of the video has been seen already, set to 100% if you don't care about that */
	width: 100%;
	pointer-events: none;
	text-align: center;
}


/* add "WATCHED" text */
ytd-thumbnail-overlay-resume-playback-renderer:before {
	content: "WATCHED";
	/* feel free to change the value above to any other text */
	color: white;
	font-weight: bold;
	box-sizing: border-box;
	width: auto;
	height: 100%;
	display: flex;
	pointer-events: none;
	font-size: 200%;
	flex-direction: row;
	align-items: center;
	justify-content: center;
}
}