Improve responsive web design

[Sebastiaan127001]

When resizing to a narrow window the tiles of the tags overlap and when resizing even more narrow the metric rows break.

This could be solved by improving the responsive design. For instance, the tag blocks could stack below each other.

See also https://youtu.be/BGAI4U683_A?t=57

The below images show what it looks like when resizing the window more narrow.