01A scrollbar appears when you hover over this area.
02Move the pointer over its thumb to see the stronger color.
03The track stays transparent, leaving the content unobstructed.
04The thumb stays visible while the pointer is over this area.
05The same utility works on horizontal overflow below.
06On touch devices, the browser keeps its usual scrollbar behavior.
07Forced colors mode also uses the browser's own rendering.
08End of the vertical scroll area.