.section-video {
  position: relative;
  overflow: hidden;
  max-width: 100%;
  height: auto;
  margin: 0px 0px 50px 0px;
}
.section-video .video-inner {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
}
.section-video iframe,
.section-video object,
.section-video embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}