         <input type="checkbox" class="checkbox" id="checkbox">
          <label for="checkbox" class="checkbox-label">

            <img src="../Assets/sun.png" class="theme-btn">
            <img src="../Assets/moon.png" class="theme-btn">
            <!-- <i class="fas fa-moon"></i>
              <i class="fas fa-sun"></i> -->
            <span class="ball"></span>
          </label>
        </div>
      </ul>
    </nav>
  </header>
  <div class="content">
    <h1 class="ani">Plastic Waste Classification