Template:FlashEmbed/styles.css

ruffle-player, ruffle-embed, ruffle-object {
    --splash-screen-background: #338CCC;
    --logo-display: block;
    border-spacing: 3px;
    box-shadow: 0 6px 6px 1px rgba(0, 0, 0, 0.04), 0 12px 14px 8px rgba(0, 0, 0, 0.0575);
    border-radius: var(--border-radius-large);
        }