.practice-video{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:36px;align-items:start}.practice-video .intro-player{min-width:0}.practice-video video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#123b43;border-radius:16px}.practice-video .intro-links{display:flex;gap:20px;flex-wrap:wrap;margin-top:16px}.practice-video details{margin-top:18px}.practice-video summary{cursor:pointer;font-weight:700}.practice-video details p{font-size:17px;line-height:1.65}.practice-video .fine{font-size:13px;line-height:1.5;margin-top:12px}@media(max-width:800px){.practice-video{grid-template-columns:1fr;gap:20px}}