https://rupertsutton.com works ok on pc and iPad. but after upgrade to J4 - it doesn't work properly on smartphones/iPhone etc. this is from the owner/artist:

When the choices are opened (after touching the 3 lines on the opening page), this appears… Home Works News About CV Contact. All these choices will open correctly.... Except ‘Works’. When one taps the small arrow > this choice does not open. Tapping the word 'Works' again does not make any difference. So. The most important part of the website is to see the works.... the paintings.