.youtube-player {
  position: relative;
  padding-bottom: 56.23%;
  /* Use 75% for 4:3 videos */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  background: #000;
}

.youtube-player iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  background: transparent;
}

.youtube-player img {
  bottom: 0;
  display: block;
  left: 0;
  margin: auto;
  max-width: 100%;
  width: 100%;
  position: absolute;
  right: 0;
  top: 0;
  border: none;
  height: auto;
  cursor: pointer;
  -webkit-transition: .4s all;
  -moz-transition: .4s all;
  transition: .4s all;
}

.youtube-player img:hover {
  -webkit-filter: brightness(75%);
}

.youtube-player .play {
  height: 50px;
  width: 70px;
  left: 50%;
  top: 50%;
  margin-left: -36px;
  margin-top: -25px;
  position: absolute;
  background: url("../images/youtube.png");
  cursor: pointer;
}