body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f9fafc;
  color: #222;
}

.navbar {
  background: linear-gradient(to right, #2a71d0, #3b89f2);
  color: white;
  display: flex;
  justify-content: space-between;
  padding: 1rem 2rem;
  align-items: center;
}

.navbar nav a {
  color: white;
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
}

.hero {
  text-align: center;
  padding: 4rem 2rem;
  background: #eef2fb;
}

.btn {
  padding: 1rem 2rem;
  background: #2a71d0;
  color: white;
  text-decoration: none;
  border-radius: 5px;
}

.section {
  padding: 2rem;
  max-width: 900px;
  margin: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

table, th, td {
  border: 1px solid #ccc;
}

th, td {
  padding: 0.75rem;
  text-align: center;
}

footer {
  background: #eaeef5;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.9rem;
}