@charset "UTF-8";
main {
  position: relative;
  padding-top: 60px;
}
@media screen and (max-width: 767px) {
  main {
    padding-top: 50px;
  }
}
main article {
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 0 50px 0;
}
@media print, screen and (min-width: 768px) and (max-width: 1200px) {
  main article {
    width: calc(100% - 40px);
  }
}
@media screen and (max-width: 767px) {
  main article {
    width: calc(100% - 60px);
    padding: 40px 0 30px 0;
  }
}
main article .date {
  font-size: 1.6rem;
  line-height: 1.6;
}
main article .date a {
  color: #666;
}
@media (hover: hover) and (pointer: fine) {
  main article .date a:hover {
    text-decoration: underline;
  }
}
main article h1 {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.6;
  margin: 5px 0 30px 0;
  color: #539caf;
}
main article .article__mainvisual {
  width: 100%;
}
main article .article__mainvisual img {
  width: 100%;
  height: auto;
}
@media screen and (max-width: 767px) {
  main article .date {
    font-size: 1.4rem;
    width: 100%;
  }
  main article h1 {
    font-size: 2.4rem;
  }
}
main article .contents__body {
  max-width: 900px;
  margin: 0 auto;
}
main article .contents__body h2 {
  font-size: 2.3rem;
  line-height: 1.4;
  margin-top: 40px;
  padding: 0 0 5px 0;
  color: #000;
  border-bottom: #539caf 7px double;
}
main article .contents__body h3 {
  font-size: 2rem;
  line-height: 1.4;
  margin-top: 35px;
  padding: 0 0 10px 0;
  color: #000;
  border-bottom: #539caf 1px solid;
}
main article .contents__body h3.noborder {
  padding-bottom: 0;
  border-bottom: none;
}
main article .contents__body p {
  font-size: 1.6rem;
  line-height: 1.7;
  margin-top: 30px;
  color: #333;
}
main article .contents__body p span {
  padding: 0 5px 2px 5px;
  border-radius: 6px;
  background-color: #ddebef;
}
main article .contents__body a {
  color: #539caf;
}
@media (hover: hover) and (pointer: fine) {
  main article .contents__body a:hover {
    text-decoration: underline;
  }
}
main article .contents__body ul.linklist {
  margin-top: 30px;
}
main article .contents__body ul.linklist li {
  list-style: none;
}
main article .contents__body ul.linklist a {
  font-size: 1.6rem;
  line-height: 1.6;
  padding-left: 20px;
  background: url(../img/article/icn_link2.png) no-repeat;
  background-position: left center;
}
main article .contents__body .content__box {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  margin-top: 35px;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
main article .contents__body .content__box div a {
  -webkit-transition: 0.3s ease-in-out;
  transition: 0.3s ease-in-out;
}
@media (hover: hover) and (pointer: fine) {
  main article .contents__body .content__box div a:hover {
    opacity: 0.5;
  }
}
main article .contents__body .content__box div:nth-child(1) {
  position: relative;
  width: 48.8%;
}
main article .contents__body .content__box div:nth-child(1) p:nth-child(1) {
  margin-top: 0;
}
main article .contents__body .content__box div:nth-child(1) img {
  z-index: 0;
  width: 100%;
  height: auto;
  margin: 0;
}
main article .contents__body .content__box div:nth-child(1) img.icon {
  position: absolute;
  z-index: 1;
  top: 5px;
  left: 5px;
  width: 31px;
}
main article .contents__body .content__box div:nth-child(2) {
  position: relative;
  width: 48.8%;
}
main article .contents__body .content__box div:nth-child(2) p:nth-child(1) {
  margin-top: 0;
}
main article .contents__body .content__box div:nth-child(2) img {
  z-index: 0;
  width: 100%;
  height: auto;
  margin: 0;
}
main article .contents__body .content__box div:nth-child(2) img.icon {
  position: absolute;
  z-index: 1;
  top: 5px;
  left: 5px;
  width: 31px;
}
main article .contents__body .pict__box {
  position: relative;
  max-width: 695px;
  margin: 35px auto 0 auto;
}
main article .contents__body .pict__box--link {
  position: relative;
  max-width: 695px;
  margin: 35px auto 0 auto;
}
main article .contents__body .pict__box--link .icon {
  position: absolute;
  z-index: 1;
  top: 5px;
  left: 5px;
  width: 31px;
}
main article .contents__body .pict__box--link img:not(.icon) {
  width: 100%;
  -webkit-transition: 0.3s ease-in-out;
  transition: 0.3s ease-in-out;
}
@media (hover: hover) and (pointer: fine) {
  main article .contents__body .pict__box--link img:not(.icon):hover {
    opacity: 0.5;
  }
}
main article .contents__body .content__code {
  font-size: 1.5rem;
  line-height: 1.6;
  position: relative;
  margin-top: 35px;
  border: 1px solid #dbdbdb;
}
main article .contents__body .content__code pre[data-label]::before {
  font-size: 1.2rem;
  position: absolute;
  top: 0;
  left: 0;
  display: inline-block;
  padding: 5px 10px;
  content: attr(data-label);
  letter-spacing: 2px;
  color: #fff;
  border-radius: 0 0 5px 0;
  background-color: #c2c2c2;
}
main article .contents__body .youtube {
  width: 696px;
  margin: 30px auto 0 auto;
}
@media screen and (max-width: 767px) {
  main article .contents__body h2 {
    font-size: 2.1rem;
    border-bottom: #539caf 5px double;
  }
  main article .contents__body p {
    line-height: 1.8;
    margin-bottom: 20px;
  }
  main article .contents__body img {
    width: 100%;
    height: auto;
    margin: 0 auto;
  }
  main article .contents__body ul.linklist li {
    padding-bottom: 10px;
  }
  main article .contents__body ul.linklist li:last-child {
    padding-bottom: 0;
  }
  main article .contents__body .content__box {
    margin-top: 0;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  main article .contents__body .content__box div:nth-child(1) {
    width: 100%;
    margin-top: 30px;
  }
  main article .contents__body .content__box div:nth-child(2) {
    width: 100%;
    margin-top: 30px;
  }
  main article .contents__body .pict__box {
    width: 100%;
  }
  main article .contents__body .pict__box--link {
    width: 100%;
  }
  main article .contents__body .pict__box--link .icon {
    width: 30px;
  }
  main article .contents__body .youtube {
    width: 100%;
    margin-bottom: 20px;
  }
  main article .contents__body .video-container {
    position: relative;
    overflow: hidden;
    height: 0;
    padding-top: 30px;
    padding-bottom: 56.25%;
  }
  main article .contents__body .video-container iframe,
  main article .contents__body .video-container object,
  main article .contents__body .video-container embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
}
main aside {
  max-width: 1200px;
  margin: 0 auto 100px auto;
}
@media print, screen and (min-width: 768px) and (max-width: 1200px) {
  main aside {
    width: calc(100% - 40px);
  }
}
@media screen and (max-width: 767px) {
  main aside {
    width: calc(100% - 60px);
  }
}
main aside .sns {
  max-width: 1000px;
  margin: 0 auto 60px auto;
}
main aside .sns ul {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  list-style: none;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
main aside .sns ul li {
  text-align: center;
  border: 1px solid #ccc;
  border-radius: 10px;
  -webkit-box-flex: 0;
  -webkit-flex: 0 0 23%;
  -ms-flex: 0 0 23%;
  flex: 0 0 23%;
}
main aside .sns ul li a {
  display: block;
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-top: 28.472222%;
  -webkit-transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  white-space: nowrap;
  text-indent: 100%;
}
@media (hover: hover) and (pointer: fine) {
  main aside .sns ul li a:hover {
    opacity: 0.5;
  }
}
main aside .sns ul li .sns-x {
  background: url("../img/article/icon_x.png") no-repeat;
  background-position: center center;
  background-size: 10% auto;
}
main aside .sns ul li .sns-line {
  background: url("../img/article/icon_line.png") no-repeat;
  background-position: center center;
  background-size: 10% auto;
}
main aside .sns ul li .sns-hatena {
  background: url("../img/article/icon_hatena.png") no-repeat;
  background-position: center center;
  background-size: 10% auto;
}
main aside .sns ul li .sns-pocket {
  background: url("../img/article/icon_pocket.png") no-repeat;
  background-position: center center;
  background-size: 10% auto;
}
@media screen and (max-width: 767px) {
  main aside .sns ul {
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-align-content: center;
    -ms-flex-line-pack: center;
    align-content: center;
    gap: 20px 20px;
  }
  main aside .sns ul li {
    -webkit-box-flex: 1;
    -webkit-flex: 1 1 45%;
    -ms-flex: 1 1 45%;
    flex: 1 1 45%;
  }
}
main aside nav {
  border-top: 1px solid #dbdbdb;
  border-bottom: 1px solid #dbdbdb;
}
main aside nav ul:before, main aside nav ul:after {
  display: table;
  content: "";
}
main aside nav ul:after {
  clear: both;
}
main aside nav ul li {
  position: relative;
  width: 49%;
  margin: 35px 0;
}
main aside nav ul li.navigation__prev {
  float: left;
}
main aside nav ul li.navigation__next {
  float: right;
}
main aside nav ul li a {
  display: block;
}
main aside nav ul li a.prev {
  margin-left: 25px;
}
main aside nav ul li a.prev::before {
  position: absolute;
  top: 15px;
  left: 3px;
  width: 7px;
  height: 7px;
  content: " ";
  -webkit-transform: translateX(10%) translateY(10%) rotate(-135deg);
  -ms-transform: translateX(10%) translateY(10%) rotate(-135deg);
  transform: translateX(10%) translateY(10%) rotate(-135deg);
  border-top: 2px solid #ccc;
  border-right: 2px solid #ccc;
}
main aside nav ul li a.next {
  margin-right: 25px;
  text-align: right;
}
main aside nav ul li a.next::after {
  position: absolute;
  top: 15px;
  right: 3px;
  width: 7px;
  height: 7px;
  content: " ";
  -webkit-transform: translateX(-10%) translateY(10%) rotate(45deg);
  -ms-transform: translateX(-10%) translateY(10%) rotate(45deg);
  transform: translateX(-10%) translateY(10%) rotate(45deg);
  border-top: 2px solid #ccc;
  border-right: 2px solid #ccc;
}
main aside nav ul li a p:not(.article__title) {
  font-size: 1.2rem;
  font-weight: 300;
  padding-bottom: 10px;
  color: #ccc;
}
main aside nav ul li a p.article__title {
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.5;
  -webkit-transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  color: #333;
}
@media (hover: hover) and (pointer: fine) {
  main aside nav ul li a:hover p.article__title {
    color: #539caf;
  }
}
@media screen and (max-width: 767px) {
  main aside nav ul li {
    width: 100%;
  }
  main aside nav ul li.navigation__prev {
    float: none;
  }
  main aside nav ul li.navigation__next {
    float: none;
  }
}
main aside h4 {
  font-size: 2rem;
  margin: 35px 0 25px 0;
}
main aside .similar-entries ul {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
main aside .similar-entries ul li {
  list-style: none;
  -webkit-box-flex: 0;
  -webkit-flex: 0 0 23%;
  -ms-flex: 0 0 23%;
  flex: 0 0 23%;
}
main aside .similar-entries ul li a {
  line-height: 1.6;
  display: block;
  color: #666;
}
main aside .similar-entries ul li a img {
  width: 100%;
  margin-bottom: 10px;
  -webkit-transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
}
@media (hover: hover) and (pointer: fine) {
  main aside .similar-entries ul li a:hover img {
    opacity: 0.5;
  }
}
@media screen and (max-width: 767px) {
  main aside .similar-entries ul {
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-align-content: center;
    -ms-flex-line-pack: center;
    align-content: center;
    gap: 20px 20px;
  }
  main aside .similar-entries ul li {
    -webkit-box-flex: 1;
    -webkit-flex: 1 1 45%;
    -ms-flex: 1 1 45%;
    flex: 1 1 45%;
  }
}
main aside .prbanner {
  max-width: 1105px;
  margin: 0 auto;
}
main aside .prbanner ul {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
main aside .prbanner ul li {
  width: 336px;
  list-style: none;
}
main aside .prbanner ul li ins.adsbygoogle {
  background: transparent !important;
}
@media print, screen and (min-width: 768px) and (max-width: 1200px) {
  main aside .prbanner {
    width: 90%;
  }
  main aside .prbanner ul li:nth-child(3) {
    display: none;
  }
}
@media screen and (max-width: 767px) {
  main aside .prbanner {
    width: 100%;
  }
  main aside .prbanner ul {
    width: 336px;
    margin: 0 auto;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  main aside .prbanner ul li {
    width: 336px;
    text-align: center;
  }
  main aside .prbanner ul li:nth-child(1) {
    margin-bottom: 15px;
  }
  main aside .prbanner ul li:nth-child(3) {
    display: none;
  }
}
@-webkit-keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@-webkit-keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
@keyframes fadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
main .modal {
  position: absolute;
  z-index: 30;
  top: 0;
  left: 0;
  display: none;
}
main .modal.is-open {
  display: block;
}
main .modal[aria-hidden=false] {
  -webkit-animation: fadeIn 0.3s cubic-bezier(0, 0, 0.2, 1);
  animation: fadeIn 0.3s cubic-bezier(0, 0, 0.2, 1);
}
main .modal[aria-hidden=true] {
  -webkit-animation: fadeOut 0.3s cubic-bezier(0, 0, 0.2, 1);
  animation: fadeOut 0.3s cubic-bezier(0, 0, 0.2, 1);
}
main .modal .overlay {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  background: rgba(0, 0, 0, 0.7);
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}
main .modal .overlay .modal__contents {
  max-width: 1000px;
}
main .modal .overlay .modal__contents header {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: end;
  -webkit-justify-content: flex-end;
  -ms-flex-pack: end;
  justify-content: flex-end;
}
main .modal .overlay .modal__contents header .modal__close {
  font-size: 3.5rem;
  cursor: pointer;
  -webkit-transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  transition: 0.3s cubic-bezier(0.45, 0, 0.55, 1);
  color: #fff;
  border: none;
  background: transparent;
}
main .modal .overlay .modal__contents header .modal__close::before {
  content: "✕";
}
@media (hover: hover) and (pointer: fine) {
  main .modal .overlay .modal__contents header .modal__close:hover {
    opacity: 0.5;
  }
}
main .modal .overlay .modal__contents .modal__pict img {
  width: 100%;
  height: auto;
}
@media print, screen and (min-width: 768px) and (max-width: 1200px) {
  main .modal .overlay .modal__contents {
    width: calc(100% - 40px);
  }
}
@media screen and (max-width: 767px) {
  main .modal .overlay .modal__contents {
    width: calc(100% - 60px);
  }
  main .modal .overlay .modal__contents header .modal__close {
    font-size: 2.5rem;
  }
}