body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

/* Blue Title Bar */
.site-title {
    background: #0056b3;
    /* blue color */
    color: white;
    font-weight: bold;
    text-align: center;
    padding: 20px;
    font-size: 26px;
    margin: 0;
}
/* Navigation bar */
nav {
  background: #333;
  padding: 10px 0;
  position: sticky; /* stays visible at top */
  top: 0;
  z-index: 1000;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
}

nav ul li {
  display: inline-block;
  margin: 0 20px;
}

nav ul li a {
  color: white;
  text-decoration: none;
  font-size: 18px;
}

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

/* Page content */
.container {
  padding: 30px;
}