Tr this code:
.site-nav--dropdown { column-count: 2; }
By this code they convert to 2 column but not work proper as you have sub collection also so cant adjust by this css, for that need to change other css too.
Tr this code:
.site-nav--dropdown { column-count: 2; }
By this code they convert to 2 column but not work proper as you have sub collection also so cant adjust by this css, for that need to change other css too.