  <style>
    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      background: linear-gradient(135deg, #f2f2f2, #d9e4f5);
      margin: 0;
      padding: 2rem;
    }
    .container {
      background: white;
      max-width: 900px;
      margin: auto;
      padding: 3rem;
      border-radius: 15px;
      box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    }
    h1 {
      text-align: center;
      color: #2c3e50;
      margin-bottom: 2rem;
    }
    label {
      display: block;
      margin-top: 1rem;
      font-weight: 600;
      color: #34495e;
    }
    input[type="text"], input[type="date"], input[type="number"], textarea, select {
      width: 100%;
      padding: 0.9rem;
      margin-top: 0.4rem;
      border: 1px solid #bdc3c7;
      border-radius: 10px;
      font-size: 1rem;
      transition: border-color 0.3s;
    }
    input:focus, textarea:focus, select:focus {
      border-color: #2980b9;
      outline: none;
    }
    button {
      margin-top: 2rem;
      background-color: #2980b9;
      color: white;
      padding: 1rem 2rem;
      border: none;
      border-radius: 12px;
      font-size: 1.1rem;
      cursor: pointer;
      transition: background-color 0.3s;
    }
    button:hover {
      background-color: #1c5980;
    }
    .notes {
      margin-top: 3rem;
      background: #ecf0f1;
      padding: 2rem;
      border-radius: 12px;
      box-shadow: 0 0 10px rgba(0,0,0,0.1);
    }
  </style>