@charset "UTF-8";.error-message{margin-top:20px;text-align:center}.contestDesc{background:#fff;border-radius:8px;box-shadow:0 2px 12px #0000000d;margin:2rem auto;padding:1.5rem;position:relative}.contestDesc:focus{box-shadow:0 2px 12px #3295db33;outline:none}.contestDesc img{width:100%}.contestDesc .enter-tip{align-items:center;animation:pulse 2s infinite;background:#f5f5f5e6;border-radius:20px;bottom:20px;box-shadow:0 2px 8px #0000001a;display:flex;padding:8px 15px;position:absolute;right:30px}.contestDesc .enter-tip .icon{color:#3295db;font-size:24px;margin-right:8px}.contestDesc .enter-tip .text{color:#555;font-size:14px}.content{line-height:1.6}.skeleton-container{background:#fff;border-radius:8px;box-shadow:0 2px 12px #0000000d;margin:2rem auto;max-width:980px;padding:1.5rem}.skeleton-header{animation:shimmer 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;border-radius:4px;height:40px;margin-bottom:20px}.skeleton-content{margin-bottom:20px}.skeleton-line{animation:shimmer 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;border-radius:4px;height:16px;margin-bottom:12px}.skeleton-keyboard{animation:shimmer 1.5s infinite;background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200% 100%;border-radius:8px;height:140px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes pulse{0%{opacity:1;transform:scale(1)}50%{opacity:.8;transform:scale(1.05)}to{opacity:1;transform:scale(1)}}