body {
  animation: floatBG 15s ease-in-out infinite;
}

@keyframes floatBG {
  0%,
  100% {
    background-position: center center;
  }
  25% {
    background-position: 30% 70%;
  }
  50% {
    background-position: 70% 30%;
  }
  75% {
    background-position: 40% 60%;
  }
}

.glass-button {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  outline: none;
  width: 350px;
  height: 180px;
border-radius: 999px;
border: 1px solid rgba(255, 255, 255, 0.3);
background: linear-gradient(
  135deg,
  rgba(255, 255, 255, 0.2) 0%,
  rgba(255, 255, 255, 0.08) 50%,
  rgba(255, 255, 255, 0.03) 100%
);
backdrop-filter: url(#glass);
transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 2.2);
}

.glass-button span {
  font-family: "Orbitron", sans-serif;
  color: white;
  font-size: 2.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.glass-button:hover {
  transform: translate(-50%, -50%) scale(1.05);
}