* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
  }

  body {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.6;
  }

  .logo-container {
    text-align: center;
    margin-bottom: 40px;
  }

  .logo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: linear-gradient(45deg, #2196F3, #00BCD4);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2em;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
  }

  h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
  }

  h2 {
    color: #2196F3;
    margin: 25px 0 15px 0;
  }

  .plan {
    background: #f5f5f5;
    padding: 20px;
    border-radius: 8px;
    margin: 15px 0;
  }

  .price {
    font-weight: bold;
    color: #2196F3;
  }

  ul {
    list-style-type: none;
    padding-left: 20px;
  }

  ul li::before {
    content: "•";
    color: #2196F3;
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
  }

  .footer {
    margin-top: 40px;
    text-align: right;
    color: #666;
    font-style: italic;
  }