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<!DOCTYPE html>

<html>
    <head>
  <link rel="stylesheet" type"text/css" href="style.css">


    </head>
    <body>

 <section>


    <div class="1"></div>
     <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
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        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
        <div class="1"></div>
       <div class="1"></div>

     <script>
      document.getElementsByClassName("1")


     </script>


        </section>


    </body>


</html>