<!DOCTYPE html>
<html>
<head>
<title>HTMLhouse</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<style type="text/css">
body {
font-family: Helvetica, Tahoma, Arial, sans-serif;
font-size: 100%;
margin: 1em;
}
img {
max-width: 100%;
}
</style>
</head>
<body>
<h1>HTMLhouse</h1>
<p>Welcome!</p>
</body>
</html>