ceholder="Loading search...">
  </form>
  <div class="toggle" id="theme-button" title="Toggle brightness">
    <label for="theme">
      <input type="checkbox" id="theme" value="light-theme">
      <span id="dark-theme-button" class="material-symbols-outlined">
        dark_mode
      </span>
      <span id="light-theme-button" class="material-symbols-outlined">
        light_mode
      </span>
    </label>
  </div>
</header>
<main>

  <div id="dartdoc-main-content" class="main-content">
      
<section cla