.embedContent { 
    position: relative; 
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    max-width: 100%;
    height: auto;
    margin: 0 auto 32px;
}
    
.embedContent.square {
    padding-bottom: 100%;
}

.embedContent.fullscreen {
    padding-bottom: 75%;
}

.embedContent.widescreen {
    padding-bottom: 56.25%;
}

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