> For the complete documentation index, see [llms.txt](https://computational-thinking-in-room11.gitbook.io/room-112-dhs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://computational-thinking-in-room11.gitbook.io/room-112-dhs/css/untitled-1.md). # Referencing External Style Sheet Create New HTML file in your notepad ``` My CSS Style Sheet

This is a paragraph

``` **TIP:** `style1.css` is the file name of your CSS sheet - make sure this matches the file stored in your folder There will be NO formatting on this page, just the basic HTML tags and our content When you open the HTML File in Chrome - the paragraph should be red and centered. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://computational-thinking-in-room11.gitbook.io/room-112-dhs/css/untitled-1.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.