Mobile Safari-15 Bottom Navigation Area Issue

Issue If you open a modal (position absolute or fixed) when bottom navigation is collapsed, bottom navigation area remains with empty area. I think the area is browser area, so the

Solution 1:

i had the same issue.I use bootstrap (4.1v) and set

.modal.modal-dialog-centered {
        min-height: 100vh;
}

and

html,body{
height:100vh;
}

Thats fix my issues with modals in IOS.