.leftOpen {
  display: none;
  position: fixed;
  left: 0;
  top: 1rem;
  z-index: 1010;
}
.leftOpen img {
  width: 3rem;
  height: 3rem;
}
.leftIcon {
  padding-top: 0.2rem;
  position: fixed;
  top: 4.2rem;
  left: 0;
  z-index: 1010;
  background-color: rgba(65, 255, 255, 0.8);
  border-radius: 1rem;
  width: 5rem;
  text-align: center;
  height: 2.5rem;
  display: none;
}
.leftIcon img {
  width: 2rem;
  height: 2rem;
}
@media (min-width: 320px) and (max-width: 768px) {
  .pcPlay {
    margin-top: 50px;
  }
  .pcPlay .iframe {
    padding: 20px;
  }
  .pcPlay .iframe iframe {
    width: 100%;
    background-color: #fff;
    height: 300px;
  }
  .pcPlay .content {
    padding: 0 20px;
  }
  .pcPlay .content div {
    margin-bottom: 20px ;
    font-size: 20px;
  }
  .pcPlay .playbutton {
    font-size: 22px;
    text-align: center;
    background-color: #999;
    border-radius: 10px;
    margin: 20px;
    padding: 10px 20px;
    color: #fff;
  }
}
@media (min-width: 768px) and (max-width: 1200px) {
  .pcPlay {
    margin-top: 50px;
  }
  .pcPlay .iframe {
    padding: 20px;
  }
  .pcPlay .iframe iframe {
    width: 100%;
    background-color: #fff;
    height: 300px;
  }
  .pcPlay .content {
    padding: 0 20px;
  }
  .pcPlay .content div {
    margin-bottom: 20px ;
    font-size: 20px;
  }
  .pcPlay .playbutton {
    font-size: 22px;
    text-align: center;
    background-color: #999;
    border-radius: 10px;
    margin: 20px;
    padding: 10px 20px;
    color: #fff;
  }
}
@media (min-width: 1200px) {
  .pcPlay {
    margin-top: 150px;
  }
  .pcPlay .iframe {
    padding: 20px;
    text-align: center;
  }
  .pcPlay .iframe iframe {
    width: 70%;
    background-color: #fff;
    height: 500px;
  }
  .pcPlay .content {
    padding: 0 20px;
    text-align: center;
  }
  .pcPlay .content div {
    margin-bottom: 20px ;
    font-size: 20px;
  }
  .pcPlay .playbutton {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .pcPlay .playbutton div {
    width: 200px;
    font-size: 22px;
    text-align: center;
    background-color: #999;
    border-radius: 50px;
    color: #fff;
    margin: 20px;
    padding: 10px 20px;
  }
  .pcPlay .playbutton div:hover {
    cursor: pointer;
    color: #333;
  }
}