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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background-color: #f5f5f5;
}

.container {
  text-align: center;
  padding: 2rem;
}

h1 {
  font-size: 3rem;
  color: #333;
  font-weight: bold;
}