What is the difference between visibility:hidden and display:none?

Question

The CSS rules visibility:hidden and display:none both result in the element not being visible. Are these synonyms?

Answer 1

One other difference is that visibility:hidden works in really, really old browsers, and display:none does not:

https://www.w3schools.com/cssref/pr_class_visibility.asp

https://www.w3schools.com/cssref/pr_class_display.asp