さいたまスーパーアリーナ .matchtitle { margin: 0.25rem; padding: 0.5rem 1rem; border: 0; background: #e0e0e0; line-height: 1.3em; text-align: center; font-size: 22px; font-weight: 700; } .matchtitle.matchtitle-red01 { color: #fff; background: #fb0f0c; } .matchtitle.matchtitle-red…