.container {
  display: flex;
  flex-wrap: nowrap; /* Ensure the sidebar and content are side-by-side */
}

.sidebar {
  flex: 0 0 20%; /* Fixed width for the sidebar */
  max-width: 20%;
  padding: 1rem;
  background-color: #f4f4f4;
}

.content {
  flex: 1; /* Take the remaining space */
  padding: 1rem;
}

@media (max-width: 600px) {
  .container {
    flex-wrap: wrap; /* Allow the sidebar and content to stack */
  }

  .sidebar {
    display: none;
    flex: 1 1 100%;
    max-width: 100%;
    padding: 1rem;
  }

  .content {
    flex: 1 1 100%;
    max-width: 100%;
  }

  #tag-nav-toggle {
    display: block;
    background: none;
    border: none;
    font-size: 1.5em;
    color: #333;
    margin: 1rem;
  }
}

@media (min-width: 600px) {
  #tag-nav-toggle {
    display: none;
  }
}

#tag-nav-toggle {
  cursor: pointer;
}

#tag-navbar button {
  display: block;
  width: 100%;
  margin-bottom: 0.5rem;
  padding: 0.5rem;
  background-color: #3498db;
  color: white;
  border: none;
}

#tag-navbar button:hover {
  background-color: #2980b9;
  cursor: pointer;
}