Responsive Youtube Embed

Responsive YouTube Embed

First you will need to add the following to your style sheet.

CSS

.video-container {
position: relative;
padding-bottom: 56.25%;
padding-top: 30px; height: 0; overflow: hidden;
}

.video-container iframe,
.video-container object,
.video-container embed {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}

Next, edit add some HTML around your embed code.

<div class="video-container">

<iframe width="560" height="315" src="https://www.youtube.com/embed/21X5lGlDOfg" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></div>


Result: 
You can check reduce your browser size