body{font-family:Arial,sans-serif;background-color:#f8f9fa;color:#212529}header{background:#343a40;color:#fff;padding:2rem 1rem;text-align:center}header h1{font-size:2rem;margin-bottom:.5rem}header h2{font-size:1.25rem;font-weight:400}.result-box{background:#fff;border:1px solid #dee2e6;border-radius:.5rem;padding:1.5rem;margin-top:1rem;text-align:center}.ads-placeholder{background:#e9ecef;border:1px dashed #adb5bd;color:#6c757d;display:flex;align-items:center;justify-content:center;margin:1rem 0;text-align:center}footer{background:#343a40;color:#f8f9fa;text-align:center;padding:1rem;margin-top:2rem}.social-buttons a{margin:0 .5rem;font-size:1.25rem;color:#495057;text-decoration:none}.social-buttons a:hover{color:#0d6efd}