.firebase-phone-login-container{max-width:400px;margin:0 auto;padding:20px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif}.auth-section{margin-bottom:20px}.form-group{margin-bottom:15px}.form-group label{display:block;margin-bottom:5px;font-weight:500}.form-group input{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:4px;font-size:16px}.primary-button,.secondary-button{width:100%;padding:10px 15px;border:none;border-radius:4px;font-size:16px;cursor:pointer;margin-bottom:10px}.primary-button{background-color:#2271b1;color:#fff}.primary-button:hover{background-color:#135e96}.secondary-button{background-color:#f0f0f1;color:#2271b1}.secondary-button:hover{background-color:#dcdcde}.message-container{padding:10px;margin:10px 0;border-radius:4px}.message-container.error{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.message-container.success{background-color:#d4edda;color:#155724;border:1px solid #c3e6cb}