:root{--book-red:var(--primary,#e8001d);--book-red-bright:#ff3d47;--book-red-soft:#fca5a5;--book-red-glow:#e8001db3;--book-red-glow-soft:#e8001d59;--book-red-tint-12:#e8001d1f;--book-red-tint-30:#e8001d4d;--book-red-tint-40:#e8001d66;--book-red-tint-60:#e8001d99}