add_action( 'embed_footer', function(){
    if( is_singular( 'video' ) ):
    ?>
    <style type="text/css">
        .vjs-theme-forest {
            --vjs-theme-forest--primary: #ce1212!important;
        }

        .vjs-theme-forest .vjs-big-play-button{
            filter: invert(60%) sepia(60%) saturate(5029%) hue-rotate(341deg) brightness(84%) contrast(140%);
        }
    </style>
    <?php
    endif;
} );