.form-container { max-width: 400px; margin: 20px auto; font-family: Arial, sans-serif; }
        input, select { width: 100%; padding: 8px; margin: 10px 0; display: block; box-sizing: border-box; }
        button { width: 100%; padding: 10px; background-color: #1d80f0; color: white; border: none; cursor: pointer; }