The NetBeans CSS editor incorrectly identifies the dot (.) in class selectors within ::host() and ::slotted() pseudo-elements as a syntax error. The editor shows ...
The two-dot range notation (e.g. 10..35) is used in [charconv.to.chars] p5. Since we don't have such a syntax, it would be more readable to use a dash "–" 😄 (e.g. 10–35). This notation is also used ...