Reply To: Browse Categories edit

Hello,

Add this code to the Theme Settings > Custom CSS > Desktop:

body .header-categories-nav {
    min-width: 450px;
}
body .whb-header:not(.whb-sticked) .header-categories-nav.opened-menu .menu-opener {
    min-width: 450px;
}

Change 450px as per your needs.

Best Regards