Final answer:
To make header 1 look like header 2, you would use CSS.
Step-by-step explanation:
To make header 1 look like header 2, you would use CSS. CSS, or Cascading Style Sheets, is a web programming language used to control the style and layout of HTML elements, including headings. You can use CSS properties like font-size and font-weight to make the header 1 element look like header 2.