.main-content {
  display: flex;
  gap: 32px;
  padding-top: 55px;
  padding-bottom: 140px;
}

.category-main-col {
  width: calc(100% - 308px);
}

.category-main-col h2 {
  font-size: 32px;
  line-height: 1.4;
  letter-spacing: 0;
  margin-bottom: 4px;
}

.category-main-col .category-row .category-item {
  border-bottom: 1px solid var(--line-secondary);
  padding: 32px 0;
  display: flex;
  align-items: center;
  gap: 2.6%;
}

.category-main-col .category-row .category-item .thumbnail {
  width: 33.7%;
  height: 225px;
}

.category-main-col .category-row .category-item .thumbnail a {
  display: block;
  width: 100%;
  height: 100%;
}

.category-main-col .category-row .category-item .col-text {
  width: 63.7%;
}

.category-main-col .category-row .category-item .col-text .row-date {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 22px;
  margin-bottom: 8px;
}

.category-main-col .category-row .category-item .col-text .row-date .date {
  font-size: 10px;
  color: var(--black-thirdly);
}

.category-main-col .category-row .category-item .col-text .row-date .tag {
  display: inline-block;
  border: 1px solid var(--blue);
  color: var(--blue);
  border-radius: 4px;
  text-align: center;
  font-size: 10px;
  line-height: 1.6;
  padding: 4px 10px 2px;
}

.category-main-col .category-row .category-item .col-text .tit {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
}

.category-main-col .category-row .category-item .col-text .tit a:hover {
  color: var(--blue);
}

.category-main-col .category-row .category-item .col-text .desc {
  color: var(--black-secondary);
  font-size: 12px;
}

.category-main-col .category-row .category-item:first-child {
  border-top: 1px solid var(--line-secondary);
}

.sub-ttl {
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: 0;
  padding-bottom: 16px;
}

.category-sidebar {
  width: 276px;
}

.category-sidebar .row-cate {
  margin-bottom: 40px;
}

.category-sidebar .category-list {
  list-style: none;
}

.category-sidebar .category-list li {
  border-top: 1px solid #ece8e3;
}

.category-sidebar .category-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  color: var(--black-thirdly);
  text-decoration: none;
  transition: .3s;
}

.category-sidebar .category-list a:hover {
  color: var(--black-primary);
}

.category-sidebar .category-list .count {
  min-width: 56px;
  height: 19px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: var(--primary);
  color: var(--black-primary);
  border-radius: 4px;
  font-size: 12px;
  line-height: 1;
  padding-bottom: 1px;
}

.category-sidebar .article-list .article-item {
  border-top: 1px solid var(--line-secondary);
}

.category-sidebar .article-list .article-item a {
  display: flex;
  align-items: center;
  padding: 16px 0;
}

.category-sidebar .article-list .article-item a:hover .ar-tit {
  color: var(--blue);
}

.category-sidebar .article-list .article-item .ar-thumb {
  display: block;
  width: 43%;
  height: 90px;
}

.category-sidebar .article-list .article-item .ar-text {
  display: block;
  width: 57%;
  padding-left: 12px;
}

.category-sidebar .article-list .article-item .ar-text .ar-date {
  display: block;
  color: var(--black-thirdly);
  font-size: 10px;
}

.category-sidebar .article-list .article-item .ar-text .ar-tit {
  font-size: 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-height: 90px;
}

.content-main-col {
  width: calc(100% - 308px);
}

.content-main-col .row-date {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 22px;
  margin-bottom: 8px;
}

.content-main-col .row-date .date {
  color: var(--black-secondary);
  font-size: 10px;
}

.content-main-col .row-date .tag {
  width: 56px;
  text-align: center;
  border: 1px solid var(--blue);
  color: var(--blue);
}

.content-main-col .row-title .row-date {
  display: flex;
  align-items: center;
  gap: 10px;
  line-height: 22px;
  margin-bottom: 8px;
}

.content-main-col .row-title .row-date .date {
  color: var(--black-secondary);
  font-size: 10px;
}

.content-main-col .row-title .row-date .tag {
  display: table;
  border: 1px solid var(--blue);
  border-radius: 4px;
  color: var(--blue);
  font-size: 10px;
  line-height: 1.6;
  padding: 4px 8px 2px;
}

.content-main-col .row-title h2 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0;
  border-bottom: 1px solid var(--line-secondary);
  padding-bottom: 20px;
  margin-bottom: 32px;
}

.content-main-col .photo {
  text-align: center;
}

.content-main-col .photo img {
  max-width: 100%;
  width: auto;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 4px;
}

.content-main-col .txt h2,
.content-main-col .h3-cm {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: 0;
  background: var(--secondary);
  color: var(--white);
  border-radius: 4px;
  padding: 16px;
  position: relative;
  z-index: 0;
  margin-bottom: 24px;
}
.content-main-col .txt h2:before,
.content-main-col .h3-cm:before {
  content: '';
  width: 4px;
  background: var(--black-secondary);
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: -1;
  border-radius: 4px 0 0 4px;
}

.content-main-col .txt h3,
.content-main-col .h4-cm {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.4;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--black-secondary);
  margin-bottom: 24px;
}

.content-main-col .table-box {
  border: 1px solid var(--line-secondary);
  padding: 16px 32px;
}

.content-main-col .table-box dl {
  border-bottom: 1px solid var(--line-secondary);
  padding: 16px 0;
  width: 100%;
  display: table;
}

.content-main-col .table-box dl dt {
  width: 200px;
  display: table-cell;
  color: var(--black-secondary);
}

.content-main-col .table-box dl dd {
  display: table-cell;
}

.content-main-col .txt ul li,
.content-main-col .list-circle li {
  padding: 0 0 16px 14px;
  position: relative;
}

.content-main-col .txt ul li:before,
.content-main-col .list-circle li:before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--blue);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: 10px;
}

.content-main-col .tags-box {
  background: var(--primary);
  border-radius: 4px;
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.content-main-col .tags-box .tags-box-ttl {
  margin-top: 2px;
}

.content-main-col .tags-box ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.content-main-col .tags-box ul li {
  background: var(--white);
  border-radius: 4px;
  font-size: 14px;
  padding: 4px 10px;
}

.content-main-col .navigation-bar {
  border-top: 1px solid var(--line-secondary);
  padding-top: 32px;
}

.content-main-col .navigation-bar .row-flex .eng {
  display: block;
  color: var(--black-secondary);
  font-size: 10px;
  margin-bottom: 4px;
}

.content-main-col .navigation-bar .row-flex .eng img {
  width: 10px;
  height: auto;
}

.content-main-col .navigation-bar .row-flex .jp {
  display: block;
  width: 100%;
  min-width: 0;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: normal;
}

.content-main-col .navigation-bar .row-flex a {
  display: block;
}

.content-main-col .navigation-bar .row-flex a:hover {
  color: var(--blue);
}

.content-main-col .navigation-bar .row-flex .col-back {
  padding-right: 16px;
}

.content-main-col .navigation-bar .row-flex .col-next {
  position: relative;
  text-align: right;
  padding-left: 16px;
}

.content-main-col .navigation-bar .row-flex .col-next:before {
  content: '';
  width: 1px;
  background: var(--line-secondary);
  position: absolute;
  left: 0;
  top: 5px;
  bottom: 5px;
}

.content-main-col .navigation-bar .row-flex > div {
  width: 50%;
}

.content-main-col .navigation-bar .btn-common {
  text-align: center;
}

.content-main-col .navigation-bar .btn-common a {
  font-family: 'Noto Sans JP';
  font-size: 14px;
  line-height: 1.4;
  font-weight: 700;
  margin: 0 auto;
  padding: 24px 58px;
}
.content-main-col .navigation-bar .btn-common a span:before{
  transform: rotate(180deg) translateX(-100%);
}
.content-main-col .navigation-bar .btn-common a span:after{
  transform: rotate(180deg) translateX(0);
}
.content-main-col .navigation-bar .btn-common a:hover span:before{
  transform: rotate(180deg) translateX(0%);
}
.content-main-col .navigation-bar .btn-common a:hover span:after{
  transform: rotate(180deg) translateX(100%);
}

@media screen and (min-width: 768px) and (max-width: 980px) {
  .category-main-col {
    width: calc(100% - 238px);
  }
  .category-main-col .category-row .category-item .thumbnail {
    height: 165px;
  }
  .category-main-col .category-row .category-item .col-text .desc {
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
    overflow: hidden;
    max-height: 96px;
  }
  .category-sidebar {
    width: 206px;
  }
  .content-main-col {
    width: calc(100% - 238px);
  }
  .content-main-col .table-box dl dt {
    width: 105px;
  }
}

@media screen and (max-width: 767px) {
  .main-content {
    display: block;
    padding-top: 0 !important;
    padding-bottom: 80px !important;
    position: relative;
  }
  .category-main-col {
    width: 100%;
    padding-top: 138px;
  }
  .category-main-col h2 {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 0px;
  }
  .category-main-col .category-row .category-item {
    display: block;
  }
  .category-main-col .category-row .category-item .thumbnail {
    width: 100%;
    height: 67.2vw;
    margin-bottom: 24px;
  }
  .category-main-col .category-row .category-item .col-text {
    width: 100%;
  }
  .category-main-col .category-row .category-item .col-text .tit {
    font-size: 14px;
  }
  .category-main-col .category-row .category-item .col-text .desc {
    font-size: 10px;
  }
  .category-main-col .category-row .category-item:last-child {
    border-bottom: none;
  }
  .sub-ttl {
    font-size: 16px;
    padding-bottom: 12px;
  }
  .category-sidebar {
    width: 100%;
    margin-top: 44px;
  }
  .category-sidebar .row-cate {
    margin-bottom: 24px;
  }
  .category-sidebar .article-list .article-item .ar-thumb {
    width: 30%;
    height: 20vw;
  }
  .category-sidebar .article-list .article-item .ar-text {
    width: 70%;
  }
  .category-sidebar .article-list .article-item .ar-text .ar-tit {
    font-size: 12px;
    line-height: 1.6;
    max-height: 38px;
  }
  .category-sidebar .article-list .article-item:last-child {
    border-bottom: 1px solid var(--line-secondary);
  }
  .category-sidebar .category-sp {
    position: absolute;
    top: 20px;
    left: 5.3vw;
    right: 5.3vw;
    z-index: 1;
  }
  .category-sidebar .select {
    font-size: 12px;
    position: relative;
  }
  .category-sidebar .select .select-current {
    width: 100%;
    height: 40px;
    padding: 0 35px 0 14px;
    border: 1px solid var(--line-secondary);
    border-radius: 4px;
    background: #F5F3EE;
		color: var(--black-primary);
    display: flex;
    align-items: center;
  }
  .category-sidebar .select .select-current:after {
    content: "";
    width: 8px;
    height: 8px;
    position: absolute;
    right: 14px;
    top: 13px;
    border-right: 1px solid var(--black-primary);
    border-bottom: 1px solid var(--black-primary);
    transform: rotate(45deg);
    pointer-events: none;
  }
  .category-sidebar .select .select-current .count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    height: 22px;
    padding: 0 10px;
    border-radius: 4px;
    background: #fff;
    font-size: 12px;
    line-height: 1;
    color: var(--black-primary);
  }
  .category-sidebar .select .select-current > span:first-child {
    margin-right: 12px;
  }
  .category-sidebar .select .select-list {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    margin: 0;
    padding: 6px 0;
    list-style: none;
    background: #F5F3EE;
    border: 1px solid var(--line-secondary);
    border-top: none;
    border-radius: 0 0 4px 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: .25s;
    z-index: 100;
  }
  .category-sidebar .select .select-list li {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    cursor: pointer;
    transition: .25s;
  }
  .category-sidebar .select .select-list li span:first-child {
    margin-right: 12px;
  }
	.category-sidebar .select:hover .select-current:after,
  .category-sidebar .select.active .select-current:after {
    transform: rotate(-135deg);
    margin-top: 4px;
  }
	.category-sidebar .select:hover .select-list,
  .category-sidebar .select.active .select-list {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
	.category-sidebar .select .select-list li a{
		color: #000;
	}
  .content-main-col {
    width: 100%;
  }
  .content-main-col .row-title h2 {
    font-size: 18px;
    padding-bottom: 12px;
    margin-bottom: 24px;
  }
	.content-main-col .txt h2,
  .content-main-col .h3-cm {
    font-size: 16px;
    padding: 11px 16px;
  }
	.content-main-col .txt h3,
  .content-main-col .h4-cm {
    font-size: 16px;
    padding-bottom: 12px;
    margin-bottom: 16px;
  }
  .content-main-col .table-box {
    padding: 0px 16px 16px;
  }
  .content-main-col .table-box dl {
    display: block;
  }
  .content-main-col .table-box dl dt {
    width: 100%;
    display: block;
    margin-bottom: 8px;
  }
  .content-main-col .table-box dl dd {
    display: block;
  }
  .content-main-col .tags-box {
    padding: 16px;
    flex-direction: column;
    align-items: center;
    gap: 5px;
  }
  .content-main-col .tags-box .tags-box-ttl {
    margin-top: 0px;
    text-align: center;
  }
  .content-main-col .tags-box ul {
    justify-content: center;
  }
  .content-main-col .tags-box ul li {
    font-size: 12px;
  }
  .content-main-col .navigation-bar {
    padding-bottom: 20px;
  }
  .content-main-col .navigation-bar .row-flex .eng {
    display: block;
    color: var(--black-secondary);
    font-size: 10px;
    margin-bottom: 4px;
  }
  .content-main-col .navigation-bar .row-flex .jp {
    font-size: 14px;
  }
  .content-main-col .navigation-bar .row-flex .col-back {
    padding-right: 10px;
  }
  .content-main-col .navigation-bar .row-flex .col-next {
    padding-left: 10px;
  }
  .content-main-col .navigation-bar .row-flex .col-next:before {
    top: 0px;
    bottom: 0px;
  }
}