.container-video {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
}
.container-images {
    position: relative;
    width: 100%;
    height: 0;
}
.video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@media(max-width: 991px) {
  img.pull-center {
      max-width: 100%;
      height: auto;
  }
  img.img-responsive{
    max-width: 100% !important;
  }
  .container{
    max-width: 100%;
    overflow-x: hidden;
  }
  p iframe{
    max-width: 100%;
    height: auto;
  }
}