* {
  box-sizing: border-box;
}

html {
  background: #fff;
}

body {
  margin: 0;
  padding-top: 86px;
  background: #fff;
  color: #111;
  font-family: Arial, "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  display: flex;
  width: 100%;
  justify-content: center;
  align-items: center;
  padding: 3px;
  background: #fff;
}

.logo {
  display: block;
  width: auto;
  height: 80px;
}

.image-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  margin: 0 auto;
  padding: 0 0 40px;
}

.image-list img {
  display: block;
  width: auto;
  max-width: min(100%, 1320px);
  height: auto;
  margin: 0 auto;
}

.floating-action {
  position: fixed;
  right: 24px;
  z-index: 20;
  display: flex;
  width: 120px;
  height: 50px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: #fff;
  background: #08766f;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(8, 118, 111, 0.28);
  transition: background 0.2s ease, transform 0.25s ease;
}

.floating-action:hover {
  background: #075f59;
}

.floating-action.is-bouncing {
  transform: translateY(-8px);
}

.customer-service {
  bottom: 24px;
}

.detail-button {
  bottom: 104px;
}

@media (max-width: 640px) {
  body {
    padding-top: 46px;
  }

  .site-header {
    padding: 3px;
  }

  .logo {
    width: auto;
    height: 40px;
  }

  .image-list {
    padding-bottom: 24px;
  }

  .floating-action {
    right: 14px;
  }

  .customer-service {
    bottom: 14px;
  }

  .detail-button {
    bottom: 94px;
  }
}