<head>
<style>
img {
border: solid;
}
</style>
<link rel="stylesheet" href="style.css">
</head>
<body>
<h1>The Frame Shop</h1><h3>Minimalist frames around your photos</h3><img src="https://mimo.app/r/plant.png">
</body>
</html>]]>Make sure to pick solid
.