This example demonstrates a minimal web page that uses cascading style sheets (CSS) for layout and JavaScript for interactive behavior, rendering the text "Hello HTML!" prominently. The page is constructed with a standalone HTML file containing a style block that sets the message's font size and alignment. This starter serves as a template for building visualizations, leveraging standard HTML, CSS, and JavaScript without any external libraries. The provided code defines a single centered div, showcasing the fundamental structure for a simple web-based application.