UI-control WebDocumentEditorJS uses CSS-styles from files "Vintasoft.Imaging.css" and "Vintasoft.Imaging.Pdf.css".

File "Vintasoft.Imaging.css" contains default CSS-styles for standard UI-elements, which can be used in Imaging UI.
File "Vintasoft.Imaging.Pdf.css" contains default CSS-styles for standard UI-elements, which can be used in PDF UI.

If you want to change the CSS-style for an UI-element (for exampe CSS-style from "Vintasoft.Imaging.Imaging.css" file), you need to do the following steps:

• Create new file "Vintasoft.Imaging.Imaging-customization.css"
• Copy CSS-style, which you want to change, from "Vintasoft.Imaging.Imaging.css" file into "Vintasoft.Imaging.Imaging-customization.css" file
• Change CSS-style in "Vintasoft.Imaging.Imaging-customization.css" file
• Add reference to the "Vintasoft.Imaging.Imaging.css" file on your web page
• Add reference to the "Vintasoft.Imaging.Imaging-customization.css" file on your web page