Fluid Video Wrapper

A fully fluid video or image wrapper that adapts its size to a fixed aspect ratio controlled by the container's width.

by Dini Mer

HTML

<div class="videoWrapper">
    <iframe class="videoElem" type="text/html"
            src="//www.youtube.com/embed/YE7VzlLtp-4"
            frameborder="0" allowfullscreen>
    </iframe>
</div>

CSS

body {
    padding: 10%;
}

.videoWrapper {
    position: relative;
    /* FIXED ASPECT RATIO, EXAMPLE: 16:9 == 56.25% */
    padding-top: 56.25%;
    height: 0;
}

.videoElem {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}