ブルータリズムスティッキーナビゲーション

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      <span class="text-xl border-4 border-black dark:border-white p-2 font-bold">BRUTALIST NAV</span>
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      <a href="#" class="mr-5 hover:text-gray-900 dark:hover:text-white border-b-4 border-transparent hover:border-black dark:hover:border-white transition duration-300 ease-in-out">About</a>
      <a href="#" class="mr-5 hover:text-gray-900 dark:hover:text-white border-b-4 border-transparent hover:border-black dark:hover:border-white transition duration-300 ease-in-out">Portfolio</a>
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      Hire Me
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