body {
  margin: 0;
  font-family: 'Arial', sans-serif;
  background: #fff;
  color: #222;
}
header {
  background-color: #0a2a4d;
  color: white;
  padding: 20px;
  text-align: center;
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
}
.logo img {
  height: 40px;
  margin-right: 10px;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 15px;
}
.nav-links li a {
  color: white;
  text-decoration: none;
}
.hero {
  padding: 40px 20px;
}
.btn-primary {
  background: #275d9a;
  padding: 10px 20px;
  color: white;
  text-decoration: none;
  display: inline-block;
  margin-top: 20px;
}
main {
  padding: 20px;
}
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.service {
  background: #f4f4f4;
  padding: 15px;
  border-radius: 6px;
}
footer {
  text-align: center;
  padding: 20px;
  background: #e0e0e0;
  font-size: 0.9em;
}