html,
body,
.desktop {
  width: 100%;
  height: 100%;
}
.fixed-logo {
  position: fixed;
  left: 3.7vh;
  top: 3.7vh;
}
.fixed-logo img {
  width: 25vh;
}

.fixed-links {
  position: fixed;
  right: 3.7vh;
  top: 3.7vh;
  display: flex;
  align-items: center;
}
.fixed-links img {
  height: 4.5vh;
}
.fixed-links :nth-child(1) {
  margin-right: 1vh;
}

.fixed-right-bottom {
  position: fixed;
  right: 2.77vh;
  bottom: 1.5vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.qrcode-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 27vh;
  padding: 2vh 0;
  text-align: center;
}
.qrcode-wrap img {
  width: 10.3vh;
  background-color: #fff;
  padding: 0.3vh;
}

.qrcode-text {
  font-size: 1.86vh;
  color: #fff;
  margin-top: 1.85vh;
  background-color: #ff5353;
  padding: 0.74vh 1.5vh;
  border-radius: 2vh;
}
.tips {
  color: #fff;
  font-size: 1.48vh;
}
.fixed-slogan {
  position: fixed;
  bottom: 2.3vh;
  left: 0;
  width: 100%;
  padding: 0 40vh;
  box-sizing: border-box;
  text-align: center;
}
.fixed-slogan img {
  max-width: 100%;
  width: 80vh;
}

.desktop main {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  padding-bottom: 8vh;
  user-select: none;
}
.desktop .time {
  font-size: 13.9vh;
  color: #fff;
  margin-bottom: 2vh;
  font-family:
    "PingFang SC", "Helvetica Neue", Helvetica, STHeiTi, Arial, sans-serif;
  letter-spacing: 0.2vh;
}