https://forums.opera.com/topic/41819/element-isn-t-highlighted-on-hover-in-developer-tools-opera71-0-3735-0
Element isn't highlighted on hover in Developer Tools (Opera71.0.3735.0 ) | Opera forums
Jul 8, 2020 - In Opera 70.0.3728.0, when I hover over element in Developer Tools , it doesn't get highlighted. However, in Opera Developer 70.0.3728.0 everything is OK.