.alert{padding:12px 16px;margin:0 auto 16px;border-radius:6px;font-size:14px;max-width:600px}.alert-danger,.alert-error{background:#3d1a1a;border:1px solid #e74c3c;color:#e74c3c}.alert-success{background:#1a3d1a;border:1px solid #2ecc71;color:#2ecc71}.alert-info{background:#1a2a3d;border:1px solid #3498db;color:#3498db}