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

body {
  height: 100vh;
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
}

.container {
  text-align: center;
}

h1 {
  font-size: 50px;
  margin-bottom: 15px;
}

.main-text {
  font-size: 20px;
  margin-bottom: 10px;
}

.sub-text {
  font-size: 16px;
  opacity: 0.7;
}