This is it :
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.4.1/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.11.2/css/all.min.css">
<link rel="stylesheet" href="style.css">
<title>Title</title>
</head>
<body>
<div class="container">
<div class="row" style="background-color: rgb(115, 115, 223); height: 300px; width: 600px; ">
<div class="col-2 ">
One of three columns
</div>
<div class="col-8">
<div class="container">
<div class="row" style="background-color: lightgreen; height: 100px;">
<div class="col" style="border: 5px solid white;">
chart1
</div>
<div class="col" style="border: 5px solid white;">
chart2
</div>
</div>
<div class="row" style="background-color:rgb(221, 96, 96); height: 100px;">
<div class="col" style="border: 5px solid white;">
chart3
</div>
</div>
<div class="row" style="background-color: lightgreen; height: 100px;">
<div class="col" style="border: 5px solid white;">
chart4
</div>
<div class="col" style="border: 5px solid white;">
chart5
</div>
</div>
</div>
</div>
<div class="col-2" style="rgb(115, 115, 223);; height: 300px; ">
One of three columns
</div>
</div>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.slim.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.4.1/js/bootstrap.min.js"></script>
</body>
</html>
see :
https://jsfiddle.net/sugandhnikhil/86fojbdz/
CSS would be much longer to write ,use Bootstrap Instead!!!!!!
Thanks!!!!
:-)