body {
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #f0f4f8 25%, #d9e2ec 25%, #d9e2ec 50%, #f0f4f8 50%, #f0f4f8 75%, #d9e2ec 75%, #d9e2ec 100%);
  background-size: 40px 40px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #0a2a52;
  text-align: center;
  padding: 20px;
  box-sizing: border-box;
}

.container {
  background: rgba(255, 255, 255, 0.9);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 6px 15px rgba(0,0,0,0.1);
  max-width: 600px;
  width: 100%;
}

.logo {
  max-width: 80%;
  width: 300px;
  height: auto;
  margin-bottom: 20px;
}

h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

p {
  font-size: 1.1rem;
  margin-bottom: 20px;
}

#countdown {
  font-size: 1.8rem;
  font-weight: bold;
  color: #003366;
  background: rgba(255, 255, 255, 0.8);
  padding: 15px 25px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  display: inline-block;
}

@media (max-width: 600px) {
  h1 {
    font-size: 1.5rem;
  }
  p {
    font-size: 1rem;
  }
  #countdown {
    font-size: 1.4rem;
    padding: 10px 20px;
  }
}