.s-info .page-header {
  padding: 8rem 0;
}
.s-info .page-header-content {
  max-width: 800px;
  font-size: 2.4rem;
}
.s-info .page-header-meta {
  margin-top: 2rem;
  text-align: center;
  font-size: 1.4rem;
}
.s-info .page-header-meta .date {
  display: inline-block;
}
.s-info .page-header-meta .mark {
  margin-left: 2rem;
  display: inline-block;
}
.s-info .page-header-meta .cat {
  margin-left: 2rem;
  display: inline-block;
}
.s-info .contents {
  padding-bottom: 8rem;
  line-height: 1.8;
  text-align: center;
}
.s-info .contents-inner {
  padding: 0 4rem;
  width: auto;
  display: inline-block;
  text-align: left;
}
.s-info .contents p {
  margin-bottom: 2rem;
}
.s-info-links {
  margin: 8rem auto 0;
  padding: 0 2rem;
  width: 100%;
  max-width: 800px;
}
.s-info-links a {
  padding: 2rem 0;
  border: 1px solid var(--al-link-color, #000);
  text-align: center;
  font-size: 1.2rem;
  white-space: nowrap;
  display: block;
  position: relative;
  transition: border 0.3s ease;
}
@media screen and (min-width: 768px) {
  .s-info-links a {
    font-size: 1.4rem;
  }
}
.s-info-links a:hover {
  border: 1px solid var(--al-hover-color, #ccc);
}
.s-info-links .invalid {
  padding: 2rem 0;
  border: 1px solid #ddd;
  color: #ddd;
  text-align: center;
  font-size: 1.2rem;
  white-space: nowrap;
  display: block;
  position: relative;
}
.s-info-links-before {
  width: 35%;
}
.s-info-links-top {
  margin: 0 1rem;
  width: calc(30% - 2rem);
}
.s-info-links-top .pc {
  display: none;
}
@media screen and (min-width: 768px) {
  .s-info-links-top .pc {
    display: inline;
  }
}
.s-info-links-after {
  width: 35%;
}
.s-info-links .arrowicon {
  position: absolute;
  top: 50%;
}
.s-info-links .arrowicon.left {
  left: 1.6rem;
  transform: translateY(-50%) rotate(45deg);
}
@media screen and (min-width: 768px) {
  .s-info-links .arrowicon.left {
    left: 2rem;
  }
}
.s-info-links .arrowicon.right {
  right: 1.6rem;
  transform: translateY(-50%) rotate(45deg);
}
@media screen and (min-width: 768px) {
  .s-info-links .arrowicon.right {
    right: 2rem;
  }
}

.invalid .arrowicon {
  border-color: #ddd;
}

.item-single-header {
  background-color: #eee;
}
.item-single-pics {
  margin-bottom: 2rem;
  width: 100%;
}
@media screen and (min-width: 768px) {
  .item-single-pics {
    margin-bottom: 0;
    margin-right: 2rem;
    width: calc(50% - 1rem);
  }
}
.item-single-label {
  color: #999;
}
.item-single-title {
  margin-bottom: 2rem;
  font-size: 2rem;
  font-weight: var(--al-font-bold, 700);
}
.item-single-copy {
  margin-bottom: 4rem;
}
.item-single-details {
  width: 100%;
}
@media screen and (min-width: 768px) {
  .item-single-details {
    margin-right: 0;
    width: calc(50% - 1rem);
  }
}
.item-single-details-table {
  border: 1px solid #000;
}
.item-single-details-tr {
  padding: 2rem;
  border-bottom: 1px solid #000;
}
.item-single-details-tr:last-child {
  border-bottom: none;
}
.item-single-details-th {
  margin-bottom: 2rem;
}
.item-single-details-td ul {
  list-style: disc;
  padding-left: 3rem;
}
.item-single-details-td li {
  margin-bottom: 1rem;
}
.item-single-content p {
  margin-bottom: 1rem;
}
.item-single-backlinks {
  margin-top: 6rem;
}
.item-single-backlink {
  margin: 0 auto 2rem;
  max-width: 60rem;
  width: 80%;
}
.item-single-backlink a {
  padding: 2rem 0;
  border: 1px solid var(--al-link-color, #000);
  text-align: center;
  font-size: 1.2rem;
  white-space: nowrap;
  display: block;
  position: relative;
  transition: border 0.3s ease;
}
@media screen and (min-width: 768px) {
  .item-single-backlink a {
    font-size: 1.4rem;
  }
}