Install libcss-dom-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libcss-dom-perl
Description:
interface to the Document Object Model for Cascading Style Sheets
This set of modules provides the CSS-specific interfaces described in the W3C DOM recommendation. The CSS::DOM class itself implements the StyleSheet and CSSStyleSheet DOM interfaces.
Homepage: https://metacpan.org/release/CSS-DOM
Version: 0.17-1
Section: universe/perl