.c-head {
  padding-top: 48px;
}

.column-archive {
  padding: 0 0 50px;
}
.column-archive__list {
  margin: 40px auto 50px;
  max-width: 880px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 45px 24px;
}
@media only screen and (max-width: 719px) {
  .column-archive__list {
    gap: 24px;
  }
}
.column-archive__list li {
  width: calc(33.333% - 16px);
}
@media only screen and (max-width: 719px) {
  .column-archive__list li {
    width: 100%;
  }
}
.column-archive__list li .img {
  position: relative;
  padding-top: 56%;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 12px;
}
.column-archive__list li .img img {
  -o-object-fit: cover;
     object-fit: cover;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.column-archive__list li .ttl {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.6;
}
.column-archive__list li .author {
  font-size: 12px;
  margin-top: 13px;
}
.column-archive__list li .author span {
  font-size: 14px;
  color: var(--color-primary);
  font-weight: 700;
  display: inline-block;
  margin-right: 5px;
  line-height: 1;
  -webkit-transform: translateY(1px);
          transform: translateY(1px);
}

.column-detail {
  padding: 48px 0 50px;
}
.column-detail .c-head {
  padding-top: 0;
}
.column-detail__inner {
  max-width: 624px;
  margin: 0 auto;
}
.column-detail__author {
  margin: 64px 0 32px;
  padding: 13px 0;
  border-top: 1px solid #aaaaaa;
  border-bottom: 1px solid #aaaaaa;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
}
@media only screen and (max-width: 719px) {
  .column-detail__author {
    margin-top: 48px;
  }
}
.column-detail__author__img {
  overflow: hidden;
  border-radius: 50%;
  position: relative;
  width: 64px;
  height: 64px;
}
.column-detail__author__img img {
  -o-object-fit: cover;
     object-fit: cover;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.column-detail__author__txt {
  width: calc(100% - 64px);
  padding-left: 15px;
  margin-top: 2px;
}
.column-detail__author__txt .kata {
  font-size: 10px;
  line-height: 1.6;
}
.column-detail__author__txt .name {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 8px;
}
.column-detail__author__txt .txt {
  font-size: 10px;
  line-height: 1.6;
}