#wrapper {
  display: none;
}

.pc-box {
  width: 90vw;
  height: 100vh;
  padding: 0 5vw;
  background-image: url('../images/背景.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  font-size: 18px;
  /* position: relative; */
  overflow-x: hidden;
}

.logo-div {
  width: 10vw;
  max-width: 150px;
  padding-top: 30px;
}

.logo-div img {
  width: 100%;
  height: 100%;
}

.introduce-p {
  width: 60vw;
  color: #ffffff;
  text-indent: 4ch;
  line-height: 1.8;
  text-align: left;
  text-align: justify;
}

.introduce-div {
  width: 31vw;
  margin: 5vh 0;
}

.introduce-img {
  width: 100%;
  height: 100%;
}

.qr-div {
  padding: 45px 55px;
  /* background-color: rgba(153,181,221,0.7); 
  */
  background: rgba(255, 255, 255, 0.2);
  -webkit-backdrop-filter: blur(1px);
  backdrop-filter: blur(1px);
  box-shadow: inset 0 0 6px rgba(255, 255, 255, 0.2);
  border-radius: 30px;
  position: fixed;
  top: 50%;
  right: 5vw;
  transform: translate(0, -50%);
  text-align: center;
}

.qr-img {
  width: 15vw;
  z-index: 3;
}

.bottom-div {
  text-align: center;
  font-size: 12px;
  padding: 5px 0;
  position: fixed;
  bottom: 0;
  right: 3vw;
}

.bottom-div p {
  color: #ffffff;
  display: inline-block;
  vertical-align: middle;
  margin-right: 10px;
}