How to use illustrations and vector in website

I’m new to web development . I want to add illustrations to my website. But I don’t know how to add them.

The Link is here

Help Please
sorry for bad English :unamused::unamused::wink:

Depends on the format.

You can either add the SVG element inline if you have it as such. Or as an image, if you have the SVG as a file (someName.svg), which would be the same as if you had it as an image (someName.png or whatever).