LIS650 CSS example 2bb margin both with padding with border

<style type="text/css">
  .box { width: 200px; height: 100px; padding-top:40px; padding-bottom: 40px; 
   border-top-width: 10px;   border-top-style: solid; border-top-color: #000000;
   border-bottom-width: 10px;   border-bottom-style:solid; border-bottom-color: #000000;
  #brown { background-color: brown; margin-bottom: 100px}
  #green { background-color: green; margin-top: 100px}
</style>
<div id="brown" class="box"> </div><div id="green" class="box"> </div>