re `order`: for a usage you probably hadn't considered, that I'm sure you would agree is purely presentational and not application logic, check out: https://de

re `order`: for a usage you probably hadn't considered, that I'm sure you would agree is purely presentational and not application logic, check out: https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Flexible_Box_Layout/Using_CSS_flexible_boxes#Holy_Grail_Layout_example https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Flexibl... tldr: desktop viewport: _header____ nav|article mobile viewport: header article nav can be done really easily with flexbox and `order`.