myapp/app/views/application/_header.html.erb
<nav class="bg-gray-800">
<div class="mx-auto max-w-7xl px-2 sm:px-6 lg:px-8">
<div class="relative flex h-16 items-center justify-between">
<div class="absolute inset-y-0 left-0 flex items-center sm:hidden">
<!-- Mobile menu button-->
<button type="button" class="inline-flex items-center justify-center rounded-md p-2 text-gray-400 hover:bg-gray-700 hover:text-white focus:outline-none focus:ring-2 focus:ring-inset focus:ring-white" aria-controls="mobile-menu" aria-expanded="false">
<span class="sr-only">Open main menu</span>
<!--
Icon when menu is closed.
Heroicon name: outline/bars-3
Menu open: "hidden", Menu closed: "block"
-->
<svg class="block h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" aria-hidden="true">
<path stroke-linecap="round" stroke-linejoin="round" d="M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5" />
</svg>
<!--
Icon when menu is open.
Heroicon name: outline/x-mark
Menu open: "block", Menu closed: "hidden"
-->
<svg class="hidden h-6 w-6" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke-width="1.5" stroke="currentColor" aria-hidden="true">
<path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
</svg>
</button>
</div>
<div class="flex flex-1 items-center justify-center sm:items-stretch sm:justify-start">
<div class="flex flex-shrink-0 items-center">
<img class="block h-8 w-auto lg:hidden" src="https://tailwindui.com/img/logos/mark.svg?color=indigo&shade=500" alt="mhenrixon Consulting">
<img class="hidden h-8 w-auto lg:block" src="https://tailwindui.com/img/logos/mark.svg?color=indigo&shade=500" alt="mhenrixon Consulting">
</div>
<div class="hidden sm:ml-6 sm:block">
<div class="flex space-x-4">
<a href="#" class="bg-gray-900 text-white px-3 py-2 rounded-md text-sm font-medium" aria-current="page">Dashboard</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white px-3 py-2 rounded-md text-sm font-medium">Team</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white px-3 py-2 rounded-md text-sm font-medium">Projects</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white px-3 py-2 rounded-md text-sm font-medium">Calendar</a>
</div>
</div>
</div>
</div>
</div>
<!-- Mobile menu, show/hide based on menu state. -->
<div class="sm:hidden" id="mobile-menu">
<div class="space-y-1 px-2 pt-2 pb-3">
<!-- Current: "bg-gray-900 text-white", Default: "text-gray-300 hover:bg-gray-700 hover:text-white" -->
<a href="#" class="bg-gray-900 text-white block px-3 py-2 rounded-md text-base font-medium" aria-current="page">Dashboard</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white block px-3 py-2 rounded-md text-base font-medium">Team</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white block px-3 py-2 rounded-md text-base font-medium">Projects</a>
<a href="#" class="text-gray-300 hover:bg-gray-700 hover:text-white block px-3 py-2 rounded-md text-base font-medium">Calendar</a>
</div>
</div>
</nav>