body {
  font-family: Arial, sans-serif;
  margin: 0;
  background-color: #F9F9F9;
  color: #333;
}

header {
  background-color: #7A89DF;
  padding: 10px;
  text-align: center;
}

.logo {
  max-width: 200px;
  height: auto;
}

nav ul {
  list-style-type: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 20px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 20px;
}

.card {
  background-color: white;
  padding: 15px;
  margin: 15px 0;
  border-left: 5px solid #3D4E99;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

footer {
  text-align: center;
  padding: 15px;
  background-color: #7A89DF;
  color: white;
}