.headline {
    font-size: 1.8rem;
    font-weight: 700;
    color: #222;
    padding-bottom: 20px;
    line-height: 1.4;
    text-align: center;
}

.board_list {
    list-style: none;
    padding: 0;
    margin: 0;
    height: 350px;
    overflow-y: auto;
    border: 2px solid #4f80ff;
    background: #fff;
}
.board_item {
    border-bottom: 1px solid #eee;
}
.board_item a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 10px;
    text-decoration: none;
    color: #333;
    transition: background-color 0.2s;
}
.board_item .title {
    font-size: 1rem;
    font-weight: 500;
    margin-right: 20px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn_main {
    padding: 20px 0;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 18px;
    display: block;
    text-align: center;
}




/* text_page */
.text_page{
  padding: 0px 0;
}
.text_page .content_headline {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.3;
  padding: 15px 30px;
  border-radius: 5px;
  color: #fff;
  background: #444;
}
.text_page .content_headline br{
  display: none;
}
.text_page .content_box {
  padding: 30px 0px;
}
.content_box strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 2;
  padding: 15px 0 10px;
}
.content_box p {
  display: block;
  padding-bottom: 10px;
  font-size: 18px;
  line-height: 1.8;
}
.content_box i {
  display: block;
  padding-bottom: 20px;
  font-size: 18px;
  line-height: 1.8;
  color: #df1f1f;
}
.content_box img {
  display: block;
  padding: 20px 0;
}
.content_box b{
  display: block;
  padding: 10px 0 5px 0 ;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
}
.content_box ul {
  display: block;
  padding: 15px 0;
  margin-left: 1.5em;
}
.content_box li {
  display: block;
  font-size: 18px;
  line-height: 1.8;
}
.content_box li:not(b li)::before {
  content: ' ';
}
.content_box a {
  font-size: 1.15rem;
  text-decoration: underline;
  color: #2243ff;
  font-weight: 300;
  word-break: break-all;
}
.content_box table{
  width: 100%;
  margin: 10px 0 20px 0;

}
.content_box th, .content_box td {
  padding: 8px 15px;
}
.content_box th  {
  background: #e6e7e9;
  font-weight: 500;
}
.content_box td {
  line-height: 1.3;
}
.content_box tr {
  white-space: normal;
}
.table_reponsive{
  overflow: auto;
}
.content_box table, .content_box th, .content_box td {
	border-collapse: collapse;
	border:1px solid #aaa;
}