BetterViewer Darker Background by ItsVeridian

/* ==UserStyle==
@name         BetterViewer Darker Background
@version      20241105.16.27
@namespace    https://userstyles.world/user/Veridian Lightheart
@description  Makes the yucky gray background darker
@author       Veridian Lightheart
==/UserStyle== */

/* Made by Veridian Lightheart */

@-moz-document url-prefix() {
    .viewer-container.viewer-fixed.viewer-fade.viewer-transition.viewer-in {
        background-color: rgba(24, 24, 24, 1);
    }
}