2 Toshiba laptops, Samsung laptop, all running Win 64 bit.It is fine in Firefox, Chrome and Edge on my PC
- and works as expected on Chrome on my smartphone (Xiaomi Mi 8)
I have no idea what browser or device you are using, but clearing the cached files could not do any harm, it is possible that the style.css file saved on your device is corrupted....
No changeYou could try deleting the cookies for gt-rider.com - maybe that's what is screwed up...