/* Reset & Base */ * { margin: 0; padding: 0; box-sizing: border-box;
}
body { font-family: Arial, sans-serif; background: #f4f4f4; color: #333; 
  display: flex; flex-direction: column; min-height: 100vh;
}
/* Navbar */ nav { background: #0056b3; padding: 15px 30px;
}
nav ul { list-style: none; display: flex; justify-content: center; gap: 
  30px;
}
nav ul li a { color: white; text-decoration: none; font-weight: bold; 
  transition: color 0.3s;
}
nav ul li a:hover { color: #ffd43b;
}
/* Main content */ main { flex: 1; display: flex; align-items: center; 
  justify-content: center; padding: 40px;
}
.box { background: white; padding: 40px 50px; border-radius: 10px; 
  box-shadow: 0 4px 10px rgba(0,0,0,0.1); text-align: center; max-width: 
  600px;
}
.box h1 { color: #0056b3; margin-bottom: 15px;
}
.box p { font-size: 1.2rem; line-height: 1.6;
}
/* Footer */ footer { background: #333; color: white; text-align: 
  center; padding: 15px;
}