Final answer:
To make a mobile version of your website in HTML, use responsive web design techniques, including CSS media queries and mobile-friendly HTML elements.
Step-by-step explanation:
To make a mobile version of your website in HTML, you can use responsive web design techniques. This involves using CSS media queries to adjust the layout and styles of your website based on the screen size or device being used. For example, you can create a fluid layout that resizes and reorganizes content to fit different screen sizes. You can also use mobile-friendly HTML elements, such as touch-friendly buttons, to enhance the user experience.