body {
  font-family: "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  align-items: center; /* Centers content horizontally */
}

header {
  background: #004080;
  color: #fff;
  padding: 20px;
  text-align: center;
  width: 100%;
}

header h1 {
  margin: 0;
  font-size: 2em;
}

main {
  background: #fff;
  margin: 20px;
  padding: 20px;
  width: 90%;
  max-width: 900px;
  border-radius: 6px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

main h2 {
  color: #004080;
  border-bottom: 2px solid #eee;
  padding-bottom: 5px;
}

footer {
  background: #004080;
  color: #fff;
  text-align: center;
  padding: 15px;
  margin-top: 30px;
  width: 100%;
}