FULL HEIGHT DIV

Run
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>HTML</title>
<style>
  
   .container {
      height: 100vh;
	  background-color: #cccccc;
   }
     
</style>
</head>
<body>
   <div class="container">
    <h2> Full height container </h2>
	</div>
</body>
</html>