"Customize the border bottom color of a Bootstrap 4 navbar design

I have been trying to figure out how to change the border-bottom color of the navbar in Bootstrap 4, but all my searches have been unsuccessful so far.

<nav class="navbar fixed-top navbar-expand-lg navbar-dark bg-dark justify-content-center">
....
</nav>

Answer №1

Give this a shot

<style>
        .header
        {
            border-bottom:5px solid #333;
        }
      </style>

Instead of #333, try using your own color code here

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