<style>
    : root {
      --bg: #f8f9fa;
      --card-bg: #ffffff;
      --border-color: #e0e0e0;
      --hover-shadow: rgba(0, 0, 0, 0.1);
    }

    * {
      box-sizing: border-box;
    }

    .a {
      margin: 0;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      /*background-color: #1caf9a;*/
      padding: 40px 20px;
      color: #333;
    }

    .container {
      width: full-width;
      margin: 0 auto;
    }

    h2 {
    
      text-align: center;
      font-size: 32px;
      font-weight: 700;
      margin-bottom: 200px;
      color: #1caf9a;
      position: relative;
    }

    h2::after {
      content: '';
      display: block;
      width: 60px;
      height: 4px;
      background-color: #1caf9a;
      margin: 10px auto 0;
      border-radius: 4px;
    }

    .grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
    }

    .card {
      background-color: var(--card-bg);
      width: 200px;
      border-radius: 16px;
      padding: 20px;
      height: 120px;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--border-color);
      transition: all 0.3s ease;
    }

    .card:hover {
      transform: translateY(-6px);
      box-shadow: 0 10px 24px var(--hover-shadow);
    }

    .card img {
      max-height: 70px;
      max-width: 100%;
      object-fit: contain;
    }

    @media (max-width: 768px) {
      .grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 480px) {
      .grid {
        grid-template-columns: 1fr;
      }

      .card {
        height: 100px;
        padding: 16px;
      }

      .card img {
        max-height: 50px;
	max-width: 50px;
      }
}
    
  </style>
