#maincolumn #article_p {
  margin-top: 50px;
}

#maincolumn #article_p p {
  font-size: 13px;
  text-align: justify;
}

#maincolumn .tbl_list th {
  text-align: left;
}

#maincolumn .tbl_list .date {
  width: 130px;
}
#maincolumn .tbl_list .file {
  text-align: center;
  width: 70px;
}