"menuitem">
              Increase Font Size
            </button>
            <button id="butFontSmaller" type="button" role="menuitem">
              Decrease Font Size
            </button>
          </div>
        </div>
        <div id="menuInstall" class="menuContainer">
          <button id="butInstall" aria-label="Install" class="menuTop hidden">
              <span class="kbdShortcut">I</span>nstall
          </button>
        </div>
      </nav>
    </header>

    <textarea id="textEditor" autofoc