.cs-btn{display:inline-block;padding:10px 20px;border-radius:6px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all 0.2s ease}.cs-amount-btn{background:#036;color:#fff;margin:4px}.cs-amount-btn:hover{background:#0055a5}.cs-other-btn{background:#666}.cs-other-btn:hover{background:#444}.cs-sponsor-btn{background:#d4a017;color:#fff;margin-top:10px}.cs-sponsor-btn:hover{background:#b88c12}.cs-child-list{display:flex;flex-wrap:wrap;gap:20px}.cs-child{border:1px solid #ddd;padding:15px;width:300px}