.iframe-container {
  overflow: hidden;
  padding-top: 56.25%;
  position: relative;
}

.iframe-container iframe{
   border: 0;
   height: 100%;
   left: 0;
   position: absolute;
   top: 0;
   width: 100%;
}

.object-fluid{
  border: 0;
  left: 0;
  top: 0;
  width: 100%;
  height: 75vh;
}