Using a custom CSS code you can override the default styles in almost every area of your CRM system. For example, you can change system colors, fonts, and other design elements to better suit your corporate profile. 

Please note that this feature is intended to be used only by advanced users who have a good knowledge of CSS. CRM Support cannot create or edit your custom CSS.

In order to apply a new CSS style, go to Manage > Administration > Branding > Site CSS. The Manage Site CSS page will open as shown below:

Enter your custom CSS code in the provided text box and click Save Changes in order to apply the new styles.

Prior to saving your changes, it is recommended that you verify the validity of your CSS code by clicking the Validate CSS button. You will then be automatically re-directed to the W3C CSS Validation Service site where your CSS code will be automatically tested and flagged for any potential errors:

Verifying your CSS code is an important step as it helps to avoid any inconsistencies or errors from occurring within the system interface.