.toc {
  font-size: 0.8rem;
  min-width: 25vw;
  flex: 1 auto;

  &.hidden {
    flex: 0 0;
    min-width: 0;
  }

  overflow: scroll;
  max-height: 100vh;

  .toc-division {
    margin-block: 0.5rem;
    cursor: pointer;
  }

  ul {
    padding: 1rem;
    list-style-type: disc;
  }

  .selected {
    font-weight: bold;
  }

  .article {
    cursor: pointer;
  }
}

.toggle-button {
  position: fixed;
  top: 16px;
  left: 16px;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background-color: #007bff;
  color: white;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  z-index: 1000;
}

.toggle-button:hover {
  background-color: #0056b3;
}