.qr-wrapper {
      font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
      background: linear-gradient(to bottom, #e9f0ea, #ffffff);
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
      padding: 20px;
    }

    .qr-box {
      background-color: #ffffff;
      border-radius: 20px;
      box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
      padding: 30px;
      max-width: 400px;
      width: 100%;
    }

    .qr-title {
      text-align: center;
      font-size: 1.5em;
      color: #2e5e4e;
      margin-bottom: 20px;
    }

    .qr-input {
      width: 100%;
      padding: 10px;
      border: 1px solid #ccc;
      border-radius: 10px;
      font-size: 1em;
      margin-bottom: 20px;
    }

    .qr-button {
      width: 100%;
      padding: 10px;
      background-color: #3a6b58;
      color: white;
      border: none;
      border-radius: 10px;
      font-size: 1em;
      cursor: pointer;
      transition: background-color 0.3s ease;
      margin-bottom: 10px;
    }

    .qr-button:hover {
      background-color: #2e5e4e;
    }

    .qr-output {
      margin-top: 20px;
      text-align: center;
    }

    .qr-download {
      display: none;
      margin-top: 10px;
      text-align: center;
    }

    .qr-download-button {
      padding: 8px 16px;
      background-color: #5a7f72;
      color: white;
      text-decoration: none;
      border-radius: 8px;
      display: inline-block;
    }

    .qr-download-button:hover {
      background-color: #426256;
    }