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

.navbar {
  background-color: #333;
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
}

#menu-toggle {
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

#menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}

#menu.hidden {
  display: none;
}

#menu li {
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

#menu li.active, #menu li:hover {
  background-color: #555;
}

#iframe-container {
  width: 100%;
  height: calc(100vh - 50px);
}

iframe {
  width: 100%;
  height: 100%;
  border: none;
}