body {
  background-image: url('../assets/images/background.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  overflow-x: hidden;
  font-family: 'ZHFont', sans-serif;
  color: white;
  margin: 0;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #7cc6ffcc;
}

::-webkit-scrollbar-thumb {
  background: #7cc6ffcc;
}

::-webkit-scrollbar-thumb:hover {
  background: #7db8ff;
}

.intro-container {
  position: relative;
  height: calc(100 * var(--vh, 1vh));
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10;
}

.mid {
  pointer-events: none;
  position: relative;
  filter: drop-shadow(0 0 1rem white);
  z-index: 1;
  font-weight: 100;
  letter-spacing: 2px;
  font-size: 15px;
  line-height: 25px;
  animation: fadeIn 5s cubic-bezier(0.25, 0.1, 0.25, 1);
  max-width: 80%;
  text-align: center;
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

body ::selection {
  background: #91ceff;
}

.click-indicator {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  cursor: pointer;
}

.click-indicator img {
  margin-bottom: 8px;
  width: 40px;
  height: auto;
  animation: float 3s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.click-indicator span {
  font-size: 14px;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.skip-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  cursor: pointer;
  z-index: 1000;
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skip-button img {
  width: 200px;
  height: auto;
  filter: drop-shadow(0 0 0 rgba(255, 255, 255, 0));
  transition: filter 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.skip-button:hover {
  transform: scale(1.05);
}

.skip-button:hover img {
  filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.8));
  transform: translateY(-5px);
}