@charset 'UTF-8';
/*  透過
----------------------------------------*/
/*  ボーダー
----------------------------------------*/
.update {
  margin: 20px 20px 10px;
  font-size: 1.4rem;
}

.nav_past_history {
  display: block;
  margin: 0 20px 20px;
}
.nav_past_history:after {
  display: block;
  clear: both;
  height: 0; 
  content: '';
}
.nav_past_history_li {
  float: left;
  width: 50%;
  margin: -1px 0 0 -1px;
}
.nav_past_history_li:nth-child(2n+1) {
  clear: left;
  margin-left: 0;
}
.nav_past_history .link_button {
  padding-left: 10px; 
  font-weight: normal;
}
.nav_past_history .link_button::after {
  position: absolute;
  top: 50%;
  right: 14px;
  display: block;
  width: 9px;
  height: 9px;
  margin-top: -4.5px; 
  content: '';
  -webkit-transform: rotate(45deg);
      -ms-transform: rotate(45deg);
          transform: rotate(45deg);
  border-top: 1px solid transparent;
  border-right: 1px solid #484848;
  border-bottom: 1px solid #484848;
  border-left: 1px solid transparent;
}
.nav_past_history .link_button:hover {
  border-color: #d1d0d0;
}

.data_w_history {
  margin: 0 20px 20px;
}
.data_w_history .table_th {
  border-right: none;
}
.data_w_history .table_th.history {
  border-right: 1px solid #d1d0d0;
}
.data_w_history .table_th.years:first-child {
  width: 116px;
  min-width: 116px;
  max-width: 116px;
}