body {
  font-family: sans-serif;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  text-align: center;
}

.control-panel {
  margin-bottom: 20px;
  padding: 20px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

#imageContainer {
  position: relative;
  margin-top: 20px;
  overflow: hidden;
  border-top: 1px solid #888;
}

#imagePreview {
  width: 100%;
  max-width: 100%;
  display: none;
  margin-inline: auto;
}

.position-controls {
  margin: 10px 0;
  padding: 10px;
  background-color: #f5f5f5;
  border-radius: 5px;
  display: none;
}

.button {
  background-color: #4caf50;
  border: none;
  color: white;
  padding: 10px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 4px;
}

.button:disabled {
  background-color: #cccccc;
  cursor: not-allowed;
}

.position-button {
  background-color: #2196f3;
  padding: 5px 10px;
  font-size: 14px;
}

/* 印刷設定 */
@media print {
  .control-panel,
  .position-controls {
    display: none !important;
  }

  body {
    padding: 0;
    margin: 0;
  }

  #imageContainer {
    margin: 0;
    border-top: none;
  }
}

/* ヘッダ・フッタ設定 */
@media print {
  @page {
    size: auto;
    /* margin: 20mm; */
    margin: 15mm 5mm 10mm;

    @top-left {
      content: "";
    }

    @top-center {
      content: string(doctitle);
      font-size: 16px;
    }

    @bottom-left {
      content: none;
    }

    @bottom-right {
      content: "ページ " counter(page) " / " counter(pages);
      font-size: 12px;
    }
  }
}