.inline-youtube {
 position: relative;
 padding-bottom: 56.25%; 
 padding-top: 30px; 
 height: 0; 
 overflow: hidden; 
 max-width: 100%; 
 height: auto; 
} 
.inline-youtube iframe, .inline-youtube object, .inline-youtube embed {
 position: absolute; 
 top: 0; 
 left: 0; 
 width: 100%; 
 height: 100%; 
}

.inline-590 {
 position: relative;
 padding-bottom: 89.83%; 
 padding-top: 0; 
 height: 0; 
 overflow: hidden; 
 max-width: 100%; 
 height: auto; 
}
.inline-590 iframe, .inline-590 object, .inline-590 embed, .inline-590 #ndn-590 {
 position: absolute; 
 top: 0; 
 left: 0; 
 width: 100%; 
 height: 100%; 
}