Untitled

<!DOCTYPE html>
<html>
    <head>
        <title>Boxes</title>
    </head>
    <body>
      <div class="box1">
      <h1>Box#1</H1>
      </div>
      <div class="box2">
      <h1>Box#2</h1>
      </div>
      <div class="box3">
      <h1>Box#3</h1>
      </div>
      <div class="box4">
      <h1>Box#4</h1>
      </div>
    </body>
</html>