/* Apply box-sizing to all elements */
* {
  box-sizing: border-box;
}

/* Style the body */
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f0f7fa;
  color: #333;
}

/* Horizontal navigation bar */
.navbar {
  overflow: hidden;
  background-color: #004d66;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1;
  display: flex;
}

/* Links inside the navbar */
.navbar a {
  color: white;
  padding: 16px 20px;
  text-decoration: none;
  display: block;
  font-weight: bold;
  transition: background-color 0.3s, color 0.3s;
}

/* Hover effect */
.navbar a:hover {
  background-color: #007d99;
  color: #e0f7fa;
}

/* Main content */
.content {
  margin-top: 60px;  /* Space for the fixed navbar */
  padding: 40px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}