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Plex Custom Background

Custom background image for Plex Web

/* ==UserStyle==
@name           Plex Custom Background
@namespace      github.com/Brawl345
@version        1.0.3
@description    Custom background image for Plex Web
@author         Brawl (https://github.com/Brawl345)
@license        Unlicense
@preprocessor   default

@var text bg-custom "Background URL (include it with apostrophes inside url()):" "url()"
@var range opacity "Opacity (default 0.2);" [0.2, 0, 1, 0.01]
==/UserStyle== */
@-moz-document domain("app.plex.tv") {
    body {
        background-color: #000000de;
    }

    #plex > div[class|="FullPageBackground"] {
        opacity: var(--opacity);
        transition: opacity .5s;
    }
    
    #plex > div[class|="FullPageBackground"] > div canvas {
        display: none;
    }

    #plex > div[class|="FullPageBackground"] > div > div {
        background-image: var(--bg-custom) !important;
        background-size: cover !important;
        background-repeat: no-repeat;
    }
}