img,
video {
    display: inline-block;
    width: auto\9 !important;
    max-width: 100%;
    height: auto !important;
}
.video-container {
    position: relative;
    height: 0;
    padding-top: 30px;
    padding-bottom: 56.25%;
    overflow: hidden;
}
.video-container iframe,.video-container object,.video-container embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}