.sidebar {
  width: 250px;
  height: 100vh;
  position: fixed;
  top: 60px;
  left: -250px;
  background-color: #333;
  color: white;
  text-align: center;
  transition: left 0.3s ease;
  z-index: 9;
}

.sidebar.open {
  left: 0;
}

.sidebar ul {
  list-style-type: none;
  padding: 20px 0;
}

.sidebar ul li a{
    display: block;
  padding: 15px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.sidebar ul li:hover {
  background-color: #555;
}

.sidebar ul li a {
  text-decoration: none;
}

.hamburger {
  position: fixed;
  top: 20px;
  left: 20px;
  font-size: 24px;
  cursor: pointer;
  z-index: 1000;
}

.queren {
  color: #007BFF !important;
}