* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: #f1f1f1;
  font-family: Arial, sans-serif;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.header {
  margin-top: 100px;
}

h1 {
  font-size: 4rem;
  margin-bottom: 20px;
  color: #333;
}

h2 {
  font-size: 2rem;
  color: #666;
}

.countdown {
  display: flex;
  justify-content: center;
  margin-top: 50px;
}

.countdown-item {
  margin: 0 20px;
  text-align: center;
}

.number {
  font-size: 3rem;
  font-weight: bold;
  color: #333;
  margin-bottom: 10px;
}

.label {
  font-size: 1.2rem;
  color: #666;
}


.header {
margin-top: 100px;
animation-name: slide-down;
animation-duration: 1s;
}

@keyframes slide-down {
0% {
opacity: 0;
transform: translateY(-50px);
}
100% {
opacity: 1;
transform: translateY(0);
}
}