/* ********************************* */
/* ********************************* */
/* OVERALL STYLES */
/* ********************************* */
/* ********************************* */

* {
  font-family: 'Noto Sans JP', sans-serif;
  color: #2a2a2a;
}
a {
  color: inherit;
  text-decoration: none;
}
/* ********************************* */
/* ********************************* */
/* FUNDAMENTAL PARTS */
/* ********************************* */
/* ********************************* */
.mainColor {
  color: #357d65;
}
.mainColorBg {
  background: #357d65;
}

/* ********************************* */
/* ********************************* */
/* GENERAL PAGE LAYOUT */
/* ********************************* */
/* ********************************* */

.pageContent__wrapper {
  background: #F5F2F2;
}

.pageContent__wrapper > div {
  padding: 20px;
  max-width: 1000px;
  margin: 0 auto;
}

.pageContent__content--wrapper {
  display: grid;
  grid-template-columns: 212px 1fr;
  gap: 20px;
}

.pageContent__content--content {
  background: white;
  padding: 12px;
  border-radius: 4px;
  line-height: 1.65;
  margin-bottom: 20px;
}

.generalPageItems {
  min-height: 100vh;
}

@media screen and (max-width: 680px) {
  .generalPageItems {
    min-height: 0;
  }
}

.pageContent__content--content h1 {
  margin: -12px -12px 28px -12px;
  border-radius: 4px 4px 0 0 ;
  padding: 16px 8px;
  background: #007564;
  color: white;
  font-weight: 700;
  font-size: 1.5em;
  background: linear-gradient(90deg,#007564,#397181);
}

.pageContent__content--content h2 {
  font-weight: 700;
  font-size: 1.4em;
  position: relative;
  padding-left: 0.8em;
  color: #007564;
  margin-block-start: 1.5em;
}

.pageContent__content--content h2::before {
  content:  " ";
  display: inline-block;
  width: 5px;
  height: 1.5em;
  background: #007564;
  position: absolute;
  bottom: 0em;
  left: 0;
  border-radius: 5px;
}

.pageContent__content--content h3 {
  font-weight: 500;
  font-size: 1.2em;
  position: relative;
  padding-left: 0.8em;
}

.pageContent__content--content h3::before {
  content:  " ";
  display: inline-block;
  width: 3px;
  height: 1.5em;
  border: gray 1.5px solid;
  position: absolute;
  bottom: 0em;
  left: 0;
  border-radius: 5px;
}

.pageContent__content--content p {
  line-height: 1.75em;
}

.pageContent__content--content img {
  max-width: 100%;
}

.pageContent__content--content a {
  text-decoration: underline;
  color: #289286;
}

.pageContent__content--content a.dark {
  text-decoration: underline;
  color: #007564;
}

.pageContent__content--content a.button {
  text-decoration: none;
  display: block;
  color: #289286;
  border: #289286 1px solid;
  border-radius: 4px;
  padding: 4px 12px;
  margin: 8px auto;
  width: fit-content;
  transition: color 0.2s ease-in-out, background 0.2s ease-in-out;
}

.pageContent__content--content a.button:hover {

  color: white;
  background: #007564;

}

.pageContent__content--content ul,
.pageContent__content--content ol {
  line-height: 1.6;
}

.pageContent__content--content ul > li,
.pageContent__content--content ol > li {
  margin-bottom: 6px;
}

.pageContent__content--content ul > li::marker {
  unicode-bidi: isolate;
  font-variant-numeric: tabular-nums;
  text-transform: none;
  text-indent: 0px !important;
  text-align: start !important;
  text-align-last: start !important;
  color: #289286;
}

.pageContent__content--content ol > li::marker {
  unicode-bidi: isolate;
  font-variant-numeric: tabular-nums;
  text-transform: none;
  text-indent: 0px !important;
  text-align: start !important;
  text-align-last: start !important;
  color: #289286;
}


.pageContent__content--content table  {
  border-spacing: 0 6px;
}

.pageContent__content--content table.separate  {
  border-spacing: 4px 6px;
}

.pageContent__content--content table.centered  {
  margin: 0 auto;
}

.pageContent__content--content table > thead {
  background-color: #016469;
  color: white;
}

.pageContent__content--content table > thead > tr > th,
.pageContent__content--content table > thead > tr > td {
  color: white;
  padding: 4px 16px;
}

.pageContent__content--content table > tbody > tr {
  background-color: #dae6e2;
}

.pageContent__content--content table > tbody > tr > td,
.pageContent__content--content table > tbody > tr > th {
  padding: 4px 16px;
}

.pageContent__content--content *.emph {
  text-decoration: underline;
  font-weight: bold;
}

@media screen and (max-width: 680px) {
  .pageContent__content--wrapper {
    display: flex;
    flex-direction: column-reverse;
  }
}

/* ********************************* */
/* FOR TOP PAGE */
/* ********************************* */

.filledPageContent {
  background: linear-gradient(90deg,#007564,#327d89);
  padding: 12px;
  border-radius: 4px;
  line-height: 1.65;
  margin-bottom: 20px;
}

.filledPageContent h2 {
  margin:0;
  color: white;
  font-size: 1.4em;
}

.filledPageContent div.separation {
  width: 100px;
  height: 3px;
  background: white;
  margin: 12px 0;
}

.filledPageContent table.info {
  border-spacing: 20px 6px;
  margin-left: -20px;
}

.filledPageContent table.info > tbody > tr > th {
  color: white;
  text-align: left;
  font-weight: 700;
  margin-right: 12px;
  vertical-align: top;
}

.filledPageContent table.info > tbody > tr > td {
  color: white;
  text-align: left;
}

.pageContent__content--content h2.top {
  text-align: center;
  font-weight: 700;
  font-size: 1.4em;
  position: relative;
  padding-left: 0;
  color: #007564;
  margin-block-start: 0em;
  width: fit-content;
  margin: 0 auto 16px;
  border-bottom: #007564 3px solid;
}

.pageContent__content--content h2.top::before {
  content:  none;
}

/* ********************************* */
/* ********************************* */
/* UNDER CONSTRUCTION */
/* ********************************* */
/* ********************************* */

div#construction > div  {
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  border-radius: 8px;
  /* border:#289286 1px solid; */
  line-height: 1.8em;
}

div#construction > div > img {
  width: 260px;
  margin-bottom: 12px;
}


/* ********************************* */
/* ********************************* */
/* HEADER */
/* ********************************* */
/* ********************************* */

header {
  border-radius: 4px;
  padding: 12px;
  margin-bottom: 20px;
  background: linear-gradient(42deg,#367d96,#548865,#6e7dc8);
  background-size: 280% 280%;
  animation: header__gradient-animation 20s ease infinite;
}

@keyframes header__gradient-animation {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

header > div {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

header > div div {
  color: white;
}

header > div > div.crsj2023 {
  font-weight: bold;
  font-size: 22px;
}

header > div > div.info {
  font-size: 18px;
  text-align: right;
}

header > div > div.crsj2023 > a.sp-menu {
  display: none;
}

@media screen and (max-width: 800px) {
  header > div {
    flex-direction: column;
    align-items: flex-start;
  }
  header > div >div.info {
    text-align: left;
  }
  header > div > div.crsj2023 {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 12px;
  }
  header > div > div.crsj2023 > a.sp-menu {
    display: inline-block;
    font-weight: normal;
    font-size: 1.1rem;
    margin-left: 12px;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid white;
    align-self: flex-start;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
  }
  header > div > div.crsj2023 > a.sp-menu:hover {
    background: white;
    color:#289286;
  }
}


/* ********************************* */
/* ********************************* */
/* SIDE NAVIGATION */
/* ********************************* */
/* ********************************* */

div#nav > nav {
  /* width: 200px; */
  background: white;
  border-radius: 4px;
  padding: 8px;
  margin-bottom: 20px;
}

div#nav > nav > .nav__parent {
  display: block;
  margin: 12px 0;
  border-radius: 2px;
  border-left: #357d65 3px solid;
  padding: 4px 0 4px 6px;
}

div#nav > nav > a.nav__parent {
  transition: color 0.3s ease-in-out, background 0.15s ease-in-out;
}

div#nav > nav > a.nav__parent:hover,
div#nav > nav > .nav__parent > .nav__child:hover {
  color: white;
  background: #357d65;
}

div#nav > nav > .nav__parent:first-child,
div#nav > nav > .nav__parent > .nav__child:first-child {
  margin-top: 0;
}

div#nav > nav > .nav__parent:last-child,
div#nav > nav > .nav__parent > .nav__child:last-child {
  margin-bottom: 0;
}

div#nav > nav > .nav__parent > .nav__category {
  font-size: 0.8em;
  color: gray;
  margin-bottom: 4px;
}

div#nav > nav > .nav__parent > .nav__child {
  font-size: 0.9em;
  display: block;
  padding: 4px 0 2px 4px;
  border-radius: 2px;
  transition: color 0.3s ease-in-out, background 0.15s ease-in-out;
}

div#nav > .twitter__wrapper {
  display: flex;
  align-items: center;
  /* width: 200px; */
  padding: 8px;
  background: white;
  border-radius: 4px;
  border: white 2px solid;
  transition: border 0.3s ease-in-out;
  margin-bottom: 20px;
}

@media screen and (max-width: 680px) {
  div#nav > .twitter__wrapper {
    width: fit-content;
  }
}

div#nav > .twitter__wrapper:hover {
  border: #2e4f85 2px solid;
}

div#nav > .twitter__wrapper:hover > img {
  animation: twitter__logo-animation 0.7s linear infinite;
}

@keyframes twitter__logo-animation {
  0% {
    transform: rotate(0deg);
  }
  33% {
    transform: rotate(-5deg);
  }
  66% {
    transform: rotate(5deg);
  }
  100% {
    transform: rotate(0deg)
  }
}

div#nav > .image {
  display: block;
  align-items: center;
  border-radius: 4px;
  border: rgba(255,255,255,0) 2px solid;
  transition: border 0.2s ease-in-out;
  max-width: 350px;
  margin: 0 auto 20px;
}

div#nav > .image:hover {
  border: #2e4f85 2px solid;
}

div#nav > .image > img {
  width: 100%;
}

/* ********************************* */
/* ********************************* */
/* FOOTER */
/* ********************************* */
/* ********************************* */

footer {
  /* background: white; */
  padding: 28px;
  background-image: url("../assets/footer_back.jpg");
  background-color:rgba(255,255,255,0.85);
  background-blend-mode:lighten;
  background-size: cover;
  border-top: #367d96 1px solid;
}

footer div.crsjLink {
  display: flex;
  justify-content: center;
  align-items:flex-start;
}

footer  img.crsjLogo {
  width: 260px;
  display: block;
}
/* ********************************* */
/* ********************************* */
/* Tokuda's additonal css */
/* ********************************* */
/* ********************************* */

.line_strike{
  color:#CC0000;
  text-decoration: line-through;
  }

.red_writing{
  color:#CC0000;
  }

.s_banner{
    display: flex;
    flex-wrap:wrap;
}
.s_banner li {
    width: calc(100%/3);/*←画像を横に3つ並べる*/
    padding:0 10px;/*←画像の左右に10pxの余白を入れる*/
    box-sizing:border-box;
}
.s_banner li img {
    max-width:100%; /*画像のはみだし防止*/
    height: auto; /*画像の縦横比を維持 */
}