Grayscale Filter for Images

img,
object[type^="image/"],
svg {
filter: grayscale(1);
}
How to integrate CSS-Styles in adoc Studio
Create a new product style (recommended)
Duplicate an existing product style
Integrate the new CSS code into the duplicated stylesheet
This variant ensures a consistent appearance and simplifies subsequent changes, as all documents use the same centrally maintained style.
Project-specific stylesheet
Create a styles.css file in the project.
Above the document title of each AsciiDoc document concerned, write the line
:stylesheet: styles.css
Learn more in our CSS documentation in the user manual.