.base_article-table.hokoku-photo_table {
  margin: 1em auto;
  width: 90%;
  text-align: center;
}

.base_article-table-header_cell {
  width: calc(100% / 4)
}

.base_article-table-header_cell.naiyou {
  width: calc(100% - (100% / 4));
}