What is CSS?
The Cascading Style Sheets (CSS) is the language to style an HTML document. CSS describes how HTML elements should be displayed on a web page.
<START_INST>What is CSS?<END_INST><START_CTX><END_CTX><START_A>The Cascading Style Sheets (CSS) is the language to style an HTML document. CSS describes how HTML elements should be displayed on a web page.<END_A>