<main>
<p>A video!</p>
<div class="videoWrapper">
<iframe width="560" height="315" src="https://www.youtube.com/embed/Vbg81kc56FU" frameborder="0"
allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
</div>
<p>Nice! Aspect Ratio!</p>
</main>
.videoWrapper {
position: relative;
padding-bottom: 56.25%; /* 16:9 */
height: 0;
}
.videoWrapper iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
main {
background: white;
height: 100vh;
max-width: 400px;
margin: 0 auto;
padding: 1rem;
}
body {
margin: 0;
background-color: #eee;
background-image: url('data:image/svg+xml,%3Csvg width="52" height="26" viewBox="0 0 52 26" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%239C92AC" fill-opacity="0.4"%3E%3Cpath d="M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z" /%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
}
This Pen doesn't use any external CSS resources.
This Pen doesn't use any external JavaScript resources.