Why are site logos written in svg?

Question

Web development

Answer 1

so as not to have a stack of pictures for different resolutions / devices.

Answer 2

In general, in general, almost all images should be in svg because:
1. They are almost always lighter than PNG and sometimes even JPG
2. They can be simply animated
3. Less resources are spent on drawing them
4. They are scaled without loss in quality
...
100500 .They can almost entirely be influenced using CSS or JS