Before this commit, the max height of the off canvas hamburger was the same as the standard navbar-collapse (80vh) but in the case of an off canvas hamburger menu we need a 100vh max-height to display it properly. task-2312878 closes odoo/odoo#61189 X-original-commit: 007580b2cd7329733f1e9b70ea95265080b7ccd8 Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>