body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff5f7;
  }
  
  header {
    text-align: center;
    margin-bottom: 20px;
  }
  
  h1 {
    color: #d53f8c;
    margin-bottom: 10px;
  }
  
  .search-container {
    display: flex;
    margin-bottom: 20px;
    position: sticky;
    top: 0;
    background-color: #fff5f7;
    padding: 15px 0;
    z-index: 100;
    border-bottom: 1px solid #fbb6ce;
  }
  
  #search-input {
    flex: 1;
    padding: 12px;
    font-size: 16px;
    border: 2px solid #d53f8c;
    border-radius: 4px 0 0 4px;
  }
  
  #search-btn {
    background-color: #d53f8c;
    color: white;
    border: none;
    padding: 12px 20px;
    font-size: 16px;
    cursor: pointer;
    border-radius: 0 4px 4px 0;
  }
  
  #search-btn:hover {
    background-color: #b83280;
  }
  
  .categories {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
  }
  
  .category-btn {
    background-color: #ed64a6;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
  }
  
  .category-btn:hover {
    background-color: #d53f8c;
  }
  
  .category-btn.active {
    background-color: #97266d;
  }
  
  .abbreviations-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
  }
  
  .category {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(213, 63, 140, 0.1);
    overflow: hidden;
    margin-bottom: 30px;
  }
  
  .category-header {
    background-color: #d53f8c;
    color: white;
    padding: 12px 15px;
    font-size: 18px;
    font-weight: bold;
  }
  
  table {
    width: 100%;
    border-collapse: collapse;
  }
  
  th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #fbb6ce;
  }
  
  tr:hover {
    background-color: #fef1f7;
  }
  
  .highlight {
    background-color: #ffd1dc;
    font-weight: bold;
  }
  
  .no-results {
    text-align: center;
    padding: 20px;
    font-size: 18px;
    color: #666;
  }
  
  #reset-btn {
    background-color: #888;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    margin-left: 10px;
  }
  
  #reset-btn:hover {
    background-color: #666;
  }
  
  @media screen and (max-width: 768px) {
    .abbreviations-container {
      grid-template-columns: 1fr;
    }
  }