Step 4: Customize your Contact Form on Appearance tab
On Appearance tab you can customize the widget the way you want. You can change the Layout of your Form, and also set the needed Width. In section Style you can choose the style you like from five options in drop-down list. Main Color feature will help you to adjust the color of your form elements.
The last section is Custom CSS where you can add a CSS code to customize your widget. For example, you can use CSS code in order to change the font in your Form.