Create HTML/CSS Boilerplate

Description: Set up a basic index.html with a header, paragraph, and button, and a styles.css file with simple styling (e.g., centering text). Create a html-css folder and add a README with setup instructions.

Difficulty: Beginner

Skills: HTML, CSS, basic file structure.

Start by checking the repository structure and create the requested html-css folder with index.html, styles.css, and a README. Verify that the page contains a header, paragraph, and button, that the stylesheet provides simple styling such as centered text, and that the README explains setup.

Written by the indexing model from the issue text.