html_start
This example displays a centered, large-text greeting in a web browser. It demonstrates the fundamental structure of an HTML page styled with CSS and enhanced with JavaScript. The page uses a simple CSS class to control font size and text alignment, while the body contains a single div element with the message "Hello HTML!". This starter template serves as a minimal foundation for building more complex web visualizations, highlighting the core technologies of HTML, CSS, and JavaScript without additional libraries or frameworks.