html {
  background-color: #000000;
}

body {
  height: auto;
  min-width: 320px;
  max-width: 750px;
  margin: 0 auto;
  position: relative;
}

.background {
  background-repeat: no-repeat;
  background-size: 100% 100%;
}

.main {
  position: relative;
  height: calc(100vw * (1334 / 750));
  width: 100vw;
}

.link{
  padding-top: calc(100vw * (50 / 750));
  padding-left: calc(100vw * (38 / 750));
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.link_button {
  display: none;
  margin-bottom: calc(100vw * (15 / 750));
  width: calc(100vw * (110 / 750));
  height: calc(100vw * (110 / 750));
}

.link_button2 {
  display: none;
  margin-bottom: calc(100vw * (32 / 750));
  width: calc(100vw * (120 / 750));
  height: calc(100vw * (120 / 750));
}

.link_button img {
  width: 100%;
  height: auto; /* 保持比例 */
}

.link_button2 img {
  width: 100%;
  height: auto; /* 保持比例 */
}

.show { 
  display: flex;
}

.photo {
  position: absolute;
  top: calc(100vw * (735 / 750));
  left: calc(100vw * (36 / 750));
}

.photo_qrcode {
  display: block;
  width: calc(100vw * (120 / 750));
  height: calc(100vw * (120 / 750));
}

.neon-button {
      border: none;
      border-radius: 20px;
      filter: drop-shadow(10px 0px 10px rgba(220, 38, 108, 0.8));
      filter: drop-shadow(0px 10px 10px rgba(220, 38, 108, 0.8));
      transition: transform 0.2s ease;
      transform: translateY(-5px) scale(1.02);
      animation: pulseAnim 2s infinite;
}
.neon-button2 {
      border: none;
      border-radius: 20px;
      filter: drop-shadow(0px 0px 20px rgb(226, 228, 130));
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      transform: translateY(-5px) scale(1.02);
      animation: pulseAnim 1s infinite;
  }
    
@keyframes pulseAnim {
  0% { transform: scale(1); }
  70% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@media (min-width: 750px) {
  .main {
    height: 1334px;
    width: 750px
  }

  .link{
    padding-top: 50px;
    padding-left: 38px;
  }

  .link_button {
    margin-bottom: 15px;
    width: 110px;
    height: 110px;
  }

  .link_button2 {
    margin-bottom: 32px;
    width: 127px;
    height: 120px;
  }

  .photo {
    top: 735px;
    left: 36PX;
  }

  .photo_qrcode {
    width: 120px;
    height: 120px;
  }
}