If you carefully study any selection of website designs on a particular topic, one trend will be obvious to you - illustrations are in vogue now. They have become so widespread that we simply have to talk about this phenomenon in detail!

There should be no useless or meaningless elements in the interface. Even a decorative element, if it is in its place, must fulfill a specific function. In general terms, an illustration can play the role of both a decorative element (the task of which is to decorate and diversify the design) and informative (presents some information in a convenient and easy-to-understand form). Ideally, it performs both functions at the same time.

Illustrator portfolio sites are full of great quality graphics, but what's the best way to use them in web design?

Illustration in web design is one of the brightest and most irreplaceable techniques. It has tremendous potential that can be realized in hundreds of different cases and variations, creating designs that are not alike. In a sense, this is the most creative and artistic approach at the same time, in fact, the imagination and capabilities of designers are not limited by anything. More details can be found here https://fireart.studio/blog/15-examples-of-illustration-in-web-design-for-your-inspiration/ . Successful illustrations in your work!