.sidebar-toc {
    padding: 0;
    margin: 0 0 10px;
  }
  
  .pills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
    padding: 0;
    margin: 0;
  }
  
  .pills-container li,
  .pills-container div {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  /* Button styling for pill appearance */
  .pills-container button {
    background-color: #f5f7fa;
    color: #1f2937;
    border: 1px solid #d1d5db;
    border-radius: 999px;
    padding: 6px 14px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease-in-out;
  }
  
  .pills-container button:hover,
  .pills-container button:focus {
    background-color: #e6f0ff;
    border-color: #a3c3f7;
    color: #1355b4;
  }