Answer:
The answer to this question is given below in the explanation section.
Step-by-step explanation:
If you are a user and serving some website pages for exploring the information, then you want to change the text style on a specific page, you are not allowed to do and you can not do it and change the style of a text written on a webpage.
because text style is written by the programmer of those web pages and the programmer can change the style of text in the HTML coding.
If you are a programmer then you can change the style of a text. Its color, font style, and font size easily in the HTML coding of that page.
You can also use CSS (cascaded style sheet) with html to change the style of text on a web page while changing text attributes such as font color, font family, text size, and text alignmnet etc.