#yt-wrap {
  max-width: 100%;
  margin: auto;
}
#yt-block {
  margin: 2.8rem 0 5rem;
  position: relative;
}

.videoWrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  padding-top: 25px;
  height: 0;
}

.videoWrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.videoWrapper::after {
  content: "";
  display: block;
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  background-image: url("https://jpn.mizuno.com/sites/default/files/2024-12/youtube_thum.png");
  background-size: cover;
}

.videoWrapper.pv::after {
  display: none;
}

#play {
  display: inline-block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translateX(-50%) translateY(-50%);
  width: 4rem;
  height: 4rem;
  background-color: #e2770b;
  border-radius: 50%;
  cursor: pointer;
  opacity: .95;
}

#play:before {
  content: "";
  position: absolute;
  top: 50%;
  left: 34%;
  transform: translateY(-50%);
  width: 0px;
  height: 0px;
  border: 1rem solid transparent;
  border-left: 1.8rem solid #fff;
  box-sizing: border-box;
}