Revert Home Feed Update for YouTube by jelolul

/* ==UserStyle==
@name         Revert Home Feed Update for YouTube
@version      1.1
@namespace    jelo
@description  Reverts the weird layout change on the home page from April 21st 2025.
@author       jelo
@license      CC-BY-SA-4.0

@preprocessor   stylus
@var	number	homeRows			"Vidoes per row (Home)"				6
@var	number	channelRows			"Vidoes per row (Channel Page)"		6
==/UserStyle== */

@-moz-document domain("youtube.com") {
	ytd-rich-item-renderer[rendered-from-rich-grid]{
		margin-left: 5px;
		--ytd-rich-grid-items-per-row: homeRows;
		#content > ytd-ad-slot-renderer{
			display: none !important;
		}
	}

	ytd-rich-section-renderer{
		display: none !important;
	}

	ytd-rich-item-renderer[rendered-from-rich-grid][is-in-first-column]{
		margin-left: 5px;
	}
}

@-moz-document url-prefix("https://www.youtube.com/@") {
	ytd-rich-item-renderer[rendered-from-rich-grid]{
		--ytd-rich-grid-items-per-row: channelRows;
	}
}