body {
    font-family: Arial, sans-serif;
    background-color: #eef2f3;
    margin: 0;
    padding: 0;
  }
  
  header {
    background-color: #0069d9;
    color: white;
    padding: 20px;
    text-align: center;
  }
  
  .container {
    max-width: 1000px;
    margin: 30px auto;
    padding: 20px;
  }
  
  h1 {
    margin-top: 0;
  }
  
  .categories {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
  }
  
  .category-card {
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 20px;
    width: 250px;
    transition: transform 0.2s, box-shadow 0.2s;
  }
  
  .category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  }
  
  .category-card h2 {
    margin-top: 0;
    color: #007bff;
  }
  
  .category-card p {
    margin-top: 10px;
    color: #333;
  }
  .trolai{
   
    margin-top: 15px;
    padding: 10px;
    background-color: #ff00aa;
    color: rgb(47, 0, 255);
    border: none;
    border-radius: 4px;
    cursor: pointer;
   
  }
  .trolai:hover{
    background-color: #ff9900;
  }
.b1{
    text-decoration: none;
}