* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    padding: 20px;
  }
  

  header {
    text-align: center;
    margin-bottom: 30px;
  }
  
  header h1 {
    font-size: 2.5rem;
    color: #525353;
    font-family: 'Helvetica', sans-serif;
  }
  

  table {
    width: 100%;
    border-collapse: collapse;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
  }
  
  th, td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid #eee;
  }
  
  thead {
    background-color: #666666;
    color: white;
  }
  
  tbody tr:hover {
    background-color: #ecf0f1;
    transition: background-color 0.3s;
  }
  

  button {
    padding: 8px 12px;
    margin-right: 6px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.2s ease;
  }
  
  button:first-of-type {
    background-color: #3498db;
    color: white;
  }
  
  button:first-of-type:hover {
    background-color: #2980b9;
  }
  
  button:last-of-type {
    background-color: #e74c3c;
    color: white;
  }
  
  button:last-of-type:hover {
    background-color: #c0392b;
  }
  

  footer {
    margin-top: 40px;
    text-align: center;
    font-size: 0.9rem;
    color: #7f8c8d;
  }