Adding or modifying custom style sheets Use this page to add or modify the custom style sheets. You can upload or download the style sheet. Select Setup > Stylesheets. Specify this information: Type Specify Custom. Click Continue. Click Add. Note: You can use the Edit option corresponding to the name to modify an existing style sheet. Specify this information: Category The component for which the style sheet is defined. Tenant The name of the tenant for which the style sheet is defined. Name The name of the style sheet. Click Browse and select the style sheet file. Click Save, Download or Delete.