[css-round-display] What is the % in device-radius relative to?

The spec says that %s in the 'device-radius'  media feature are
resolved "proportional to the diameter of the screen".  Rectangles
don't have diameters, tho.  What dimension should it be resolved off
of?

(I suspect width.)

~TJ

Received on Wednesday, 7 October 2015 22:43:27 UTC