Добавьте d-flex
и justify-content-between
класс в id="navbarSupportedContent" <div>
. Затем удалите класс ml-auto
из последнего navbar-nav <ul>
. Затем элемент навигации будет выровнен по левому, центру и правому краю.
<div class="collapse navbar-collapse d-flex justify-content-between" id="navbarSupportedContent">
...
<ul class="navbar-nav pr-md-5 mr-md-5"> <!-- Remove ml-auto -->
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk" crossorigin="anonymous">
<nav class="navbar navbar-expand navbar-light">
<div class='container'>
<!-- Add in d-flex and justify-content-between -->
<div class="collapse navbar-collapse d-flex justify-content-between" id="navbarSupportedContent">
<ul class="navbar-nav ml-md-5 pl-md-5">
<li class="nav-item">
<a class="nav-link" href="#">NEW COLORS <span class="sr-only">(current)</span></a>
</li>
</ul>
<ul class="navbar-nav"> <!-- Remove d-flex -->
<li class="nav-item">
<a class="nav-link" href="#">Try Again <span class="sr-only">(current)</span></a>
</li>
</ul>
<ul class="navbar-nav pr-md-5 mr-md-5"> <!-- Remove ml-auto -->
<li class="nav-item">
<a class="nav-link" href="#">EASY <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">HARD</a>
</li>
</ul>
</div>
</nav>
</div>