.left {
  float: left;
  width: 270px;
  margin: 10px 0px 0px 20px;
}
.right {
  float: left;
  width: 430px;
  margin: 0px 0px 0px 0px;
}

/* �e�[�u�� */
table.tbl colgroup.col1 {
  width: 80px;
}
table.tbl colgroup.col2 {
  width: 340px;
}