<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body{
margin:0;
background:#24323a;
display:flex;
align-items:center;
justify-content:center;
height:100vh;
}
img{
max-width:100%;
height:auto;
}
</style>
</head>
<body>

<img src="landing.jpg">

</body>
</html>