* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  background: #0f0f0f;
  color: #fff;
  font-family: 'Segoe UI', sans-serif;
  overflow: hidden;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}
.container {
  perspective: 1000px;
  text-align: center;
}
.cube {
  width: 200px;
  height: 200px;
  position: relative;
  transform-style: preserve-3d;
  animation: rotate 10s infinite linear;
  margin: 0 auto 30px;
}
.face {
  position: absolute;
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, #00f2fe, #4facfe);
  color: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 28px;
  font-weight: bold;
  border: 2px solid #fff;
}
.front { transform: rotateY(0deg) translateZ(100px); }
.back { transform: rotateY(180deg) translateZ(100px); }
.right { transform: rotateY(90deg) translateZ(100px); }
.left { transform: rotateY(-90deg) translateZ(100px); }
.top { transform: rotateX(90deg) translateZ(100px); }
.bottom { transform: rotateX(-90deg) translateZ(100px); }

@keyframes rotate {
  from { transform: rotateX(0deg) rotateY(0deg); }
  to { transform: rotateX(360deg) rotateY(360deg); }
}

.text h1 {
  font-size: 48px;
  margin-bottom: 10px;
  color: #00f2fe;
}
.text p {
  font-size: 18px;
  margin-bottom: 20px;
  color: #aaa;
}

#countdown {
  font-size: 20px;
  color: #ffffff;
}