Square box in flexbox

[vincent (Vincent Bidaux)]

@TomLamers

why not just use VW or VH?

Easy peasy: width 10vw, height 10vw (never put a space before vw or vh)

Just tested it, it behaves the same as the method I described. Minus the complicated rule

I don’t often think of using VW for heights and VH for widths…