.vc_imp_owlslider{
  background-repeat: no-repeat; 
  background-position: center;
}
.vc_imp_owlslider .owl-item>div{
  background-repeat: no-repeat; 
  background-position: center;
}

.vc_imp_owlslider[data-bgmode="auto"] .owl-item>div{
  background-size: 100%;
}
.vc_imp_owlslider[data-bgmode="cover"] .owl-item>div{
  background-size: cover;
}
.vc_imp_owlslider[data-bgmode="contain"] .owl-item>div{
  background-size: contain;
}

/**/
.ytplaceholder-container { display: block; margin: 20px auto; width: 100%; max-width: 600px; }
.ytplaceholder-player { display: block; width: 100%; /* assuming that the video has a 16:9 ratio */ padding-bottom: 56.25%; overflow: hidden; position: relative; width: 100%; height: 100%; cursor: hand; cursor: pointer; display: block; }
img.ytplaceholder-thumb { bottom: 0; display: block; left: 0; margin: auto; max-width: 100%; width: 100%; position: absolute; right: 0; top: 0; height: auto }
div.ytplaceholder-play-button { height: 72px; width: 72px; left: 50%; top: 50%; margin-left: -36px; margin-top: -36px; position: absolute; background: url("http://i.imgur.com/TxzC70f.png") no-repeat; }
#ytplaceholder-iframe { width: 100%; height: 100%; position: absolute; top: 0; left: 0; }