.resp-container{
  position: relative;
  overflow: hidden;
  padding-top: 56.25%;
}
.resp-iframe{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.img-container {
  position:relative;
  padding: 0;
  font-family: "Oswald", sans-serif;

}
.img-container img {
  width:100%;
  vertical-align:top;
}
.img-container:after, .img-container:before {
  position:absolute;
  opacity:0;
  transition: all 0.2s;
  -webkit-transition: all 0.2s;
}
.img-container:after {
  content:'\A';
  width:100%; height:100%;
  top:0; left:0;
  background:rgba(0,0,0,0.6);
}
.img-container:before {
  content: attr(data-content);
  width:100%;
  color:#fff;
  z-index:1;
  cursor: pointer;
  padding:4px 10px;
  text-align:center;
  display: flex; 
  align-items: center;
  justify-content:center;
  font-size: 3em;
  box-sizing:border-box;
  -moz-box-sizing:border-box;
  height: 373px;

}
.img-container:hover:after, .img-container:hover:before {
  opacity:1;
}

.pop{
  position: fixed;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width:100%;
  height:100vh;
  background: rgba(0,0,0,0.5);
  z-index:10;
}

iframe{
  width: 70vw;
  height: 99vh;
}