/* General Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body Styling */
body {
  font-family: Arial, sans-serif;
  background-color: #f2f7fb;
  color: #333;
}

/* Header Styling */
header {
  background-color: #004080;
  color: white;
  padding: 1em 0;
  text-align: center;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 10px;
}

nav li {
  margin: 0 15px;
}

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

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

/* Main Section */
main {
  padding: 2em;
  text-align: center;
}

.intro h2 {
  color: #0066cc;
  margin-bottom: 10px;
}

.intro button {
  margin-top: 15px;
  padding: 10px 20px;
  background-color: #0099ff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.intro button:hover {
  background-color: #007acc;
}

/* Footer */
footer {
  background-color: #004080;
  color: white;
  text-align: center;
  padding: 1em;
  position: fixed;
  bottom: 0;
  width: 100%;
  }