*,
*::before,
*::after {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  user-select: none;
}

body {
  position: relative;
  width: 100%;
  max-width: 750px;
  margin: 0 auto;
  container-type: inline-size;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

#footer {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  z-index: 10;
  width: 100%;
  max-width: 750px;
}

#cs {
  position: fixed;
  bottom: 30cqw;
  right: 2cqw;
  z-index: 10;
  width: 16cqw;
  animation: cs 2s infinite;
}

#qrcode {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  padding: 20px;
  background-color: white;
  border-radius: 8px;
}

@media (min-width: 751px) {
  #qrcode {
    display: block;
  }
}

html:has([data-device="pc"]) #qrcode {
  display: block !important;
}

.logo-container {
  position: absolute;
  top: 2cqw;
  left: 50%;
  transform: translateX(-50%);
}

.logo-container img {
  height: 40cqw;
  width: 40cqw;
  object-fit: cover;
}

.logo-container-2 {
  position: absolute;
  left: 2cqw;
  bottom: 4cqw;
  z-index: 99;
}

.logo-container-2 img {
  height: 16cqw;
  width: 16cqw;
  object-fit: cover;
}

@keyframes cs {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
  100% {
    transform: scale(1);
  }
}