You can style any element of the C1Calendar using CSS styles to make their appearance truly unique. To make the customization process easier, ComponentOne includes CSS selectors for each of its six built-in themes.
You can apply general CSS properties such as background, text, font, border, outline, margin, padding, list, and table to applicable CSS selectors.
For a list of common individual CSS selectors and grouped CSS selectors, select the C1Calendar control in your project, and view the drop-down list next to the CssClass property in the C1Calendar Visual Studio Properties window.
C1Calendar CSS selectors start with wijmo-wijcalendar: