.youtubeBlockResponsive16by9,.youtubeBlockResponsive4by3 {
    position: relative;
    height: 0;
}
.youtubeBlockResponsive16by9 iframe, .youtubeBlockResponsive4by3 iframe{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.youtubeBlockResponsive16by9 {
    padding-bottom: 56.25%
}

.youtubeBlockResponsive4by3{
    padding-bottom: 75%;
}

.ccm-edit-mode-disabled-item.youtubeBlockResponsive16by9  {
    padding-top: 28.125%;
    padding-bottom:  28.125%
}

.ccm-edit-mode-disabled-item.youtubeBlockResponsive4by3  {
    padding-top: 37.5%;
    padding-bottom: 37.5%
}

.youtubeBlock {
    position: relative;
}

.youtube-title {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 5px 10px;
    color: #fff;
    background-color: rgba(0,0,0,0.5);
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

img.youtube-play-button {
    position: absolute;
    width: 300px !important;
    max-width: 50% !important;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: drop-shadow(0px 0px 3px #000);
}