body{font-family:Arial,sans-serif;background:#f4f4f9;max-width:800px;margin:0 auto;padding:20px;} header{display:flex;justify-content:space-between;align-items:center;border-bottom:2px solid #ddd;padding-bottom:10px;margin-bottom:20px;} .podcast-card{background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 4px rgba(0,0,0,0.1);margin-bottom:20px;} input,textarea{width:100%;padding:10px;margin:10px 0;box-sizing:border-box;} button{background:#007BFF;color:#fff;border:none;padding:10px 15px;cursor:pointer;} audio{width:100%;margin-top:15px;}