/* Basic styling for the PCIe info site */
body {
  font-family: "Segoe UI", sans-serif;
  margin: 0;
  background-color: #f7f9fc;
  color: #333;
}

header {
  background-color: #1f3c88;
  color: white;
  padding: 20px;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
}

nav li {
  display: inline;
  margin: 0 15px;
}

nav a {
  color: #aee1f9;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

main {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}

section {
  background-color: white;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

h2 {
  color: #1f3c88;
}

button {
  background-color: #1f3c88;
  color: white;
  border: none;
  padding: 10px 15px;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #335cc1;
}

.extra-info {
  margin-top: 10px;
  padding: 10px;
  background-color: #eef5ff;
  border-left: 4px solid #1f3c88;
  display: none;
}

footer {
  background-color: #1f3c88;
  color: white;
  text-align: center;
  padding: 10px;
}