<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body {
margin: 0;
background-color: #FDFBF7;
}
div {
background-color: #461417;
border: 6vw solid #FDFBF7;
box-sizing: border-box;
height: 100vh;
}
</style>
</head>
<body>
<div></div>
</body>
</html>