.video-container {
position: relative; padding-bottom: 56.25%;
padding-top: 30px; height: 0; overflow: hidden;
}
.video-container iframe,
.video-container object,
.video-container embed,
.video-container video  {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.video-container-limit-size {
max-width:1024px;
margin:auto;
text-align:center;
}  .iframe-container {
position: relative; padding-bottom: 42.86%;
padding-top: 30px; height: 0; overflow: hidden;
}
.iframe-container iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
} @media only screen and (max-width: 48em) { }