<style> .embed-container {
position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%;
} .embed-container iframe, .embed-container object, .embed-container embed {
position: absolute; top: 0; left: 0; width: 100%; height: 100%;
} </style> <div class='embed-container'>
<iframe title="YouTube video player" width="640" height="390" src="https://www.youtube-nocookie.com/embed/{{ include.v }}" frameborder="0" allow="encrypted-media" allowfullscreen> </iframe>
</div>