@charset "UTF-8";

/*********************************
preset variables
*********************************/
:root {
  --fontSize: 16px;
  --linkColor: #ff893a;
  --textColor: #333;
  /* color preset */
  --mainColor: #ffc4c4;
  --mainDarkColor: ;
  --mainLightColor: ;
  --subColor: #ff893a;
  --subDarkColor: #dcdcdc;
  --subLightColor: ;
  /* width preset */
  --gutter: 1.3rem;
  --gap: 3rem;
  --contentWidth: 1000px;
}

/* OVERWRITE RADIX */

body {
  display: block;
}


/*固定ページ化用*/
body {
  min-width: var(--contentWidth)
}

.centering {
  width: var(--contentWidth);
  max-width: var(--contentWidth)
}

/* OVERWRITE end */
/*************************************
* START header
*************************************/
header h1 {
  background: url(../content/images/theme/header_logo.png) no-repeat center left;
  height: 49px;
}

.eyecatch_background {
  background: var(--mainColor);
}

.eyecatch {
  background: url(../content/images/theme/eyecatch.png) no-repeat center center;
  height: 310px;
  position: relative;
}

.eyecatch::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 5px;
  top: 0;
  left: 0;
  background: linear-gradient(to right, #ffc4c4, #ff893a);
}

.eyecatch::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 5px;
  bottom: 0;
  left: 0;
  background: linear-gradient(to left, #ffc4c4, #ff893a);
}

/*************************************
* END header START aside
*************************************/
.breadcrumbs {
  display: flex;
  padding-left: 245px;
  line-height: 50px;
}

.breadcrumbs li {
  display: inline-block;
}

.breadcrumbs li:not(:first-child) {
  position: relative;
  padding-left: 30px;
}

.breadcrumbs li:not(:first-child)::before {
  content: '>';
  position: absolute;
  top: 0;
  left: 10px;
}

.breadcrumbs li a {
  display: inline-block;
  line-height: 1.2rem;
  text-decoration: none;
  border-bottom: 1px solid;
}

.breadcrumbs li a:hover {
  text-decoration: none;
}

.content_wrapper {
  display: flex;
  justify-content: space-between;
}

aside {
  width: 245px;
  padding-right: 31px;
}

nav {
  margin-top: 54px;
}

.sub nav {
  margin-top: 4px;
}

nav ul li {
  background: var(--mainColor);
  margin-bottom: 15px;
  border-radius: 15px;
}

nav ul li a {
  position: relative;
  display: block;
  font-size: 1.5rem;
  padding: 4px 0 6px 30px;
  color: #454545;
}

nav ul li:hover {
  background: var(--subColor);
}

nav ul li:hover a {
  color: #fff;
  text-decoration: none;
}

nav ul li a::before {
  position: absolute;
  content: '';
  width: 10px;
  height: 10px;
  background: var(--subColor);
  top: calc(50% - 5px);
  left: 10px;
}

nav ul li:hover a::before {
  background: var(--mainColor);
}

.banner_wrapper {
  margin-top: 50px;
}

.banner_wrapper ul li {
  margin-bottom: 30px;
}

.banner_wrapper ul li a {
  display: block;
}

.banner_wrapper ul li:first-child a {
  background: url(../content/images/theme/banner_1.png) no-repeat center center;
  height: 53px;
}

.banner_wrapper ul li:nth-child(2) a {
  background: url(../content/images/theme/banner_2.png) no-repeat center center;
  height: 33px;
}

.banner_wrapper ul li:nth-child(3) a {
  background: url(../content/images/theme/banner_3.png) no-repeat center center;
  height: 36px;
}

/*************************************
* END aside START main
*************************************/

main {
  width: 790px;
  padding-top: 50px;
}

.sub main {
  padding-top: 0;
}

main article h2 {
  background: url(../content/images/theme/h2_background.png) no-repeat center center;
  height: 50px;
  line-height: 50px;
  font-size: 1.3rem;
  padding-left: 50px;
  color: #454545;
}

main article h3 {
  position: relative;
  display: inline-block;
  padding-bottom: 5px;
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

main article h3::after {
  position: absolute;
  content: '';
  left: 0;
  bottom: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(to left, #ffc4c4, #ff893a);
}

main article h4 {
  position: relative;
  display: inline-block;
  padding-bottom: 5px;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  border-left: 3px solid #ff893a;
  margin-left: 15px;
  padding-left: 5px;
}

img.float_right {
  float: right;
  margin: 0 0 15px 15px;
}

.img_text_wrapper {
  display: flex;
}

.img_text_wrapper .right {
  margin-left: 15px;
}

.topics {
  position: relative;
}

.topics dl dt {
  position: relative;
  padding-left: 20px;
  line-height: 30px;
}

.topics dl dt::before {
  position: absolute;
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f0da";
  color: #fff;
  font-size: 12px;
  background: var(--subColor);
  top: 0;
  left: 0;
  padding-left: 5px;
  margin-top: 8px;
  width: 14px;
  height: 14px;
  line-height: 15px;
}

.topics dl dd {
  padding-left: 20px;
  margin-bottom: 5px;
}

.topics a.to_list {
  position: absolute;
  bottom: 0;
  right: 0;
  color: var(--textColor);
  text-decoration: none;
}

.topics a.to_list span {
  position: relative;
  margin-right: 15px;
  border-bottom: 1px solid;
}

.topics a.to_list span::after {
  position: absolute;
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  content: "\f0da";
  color: var(--subColor);
  right: -15px;
}

table.research td {
  padding-left: 1.5rem;
}

table.e_learning {
  width: 750px;
  border: solid 1px;
  table-layout: fixed;
  margin-top: 2rem;
  margin-bottom: 2rem;
}

table.e_learning td {
  border: solid 1px;
  padding: 10px 10px 10px 10px;
  width: 375px;
}


table.organization {
  width: 100%;
}

table.organization td {
  padding: 1px 5px 1px 30px;
  border: solid 1px #000;
}

a.banner {
  text-align: center;
  margin: 2em auto;
  padding: 1em;
  width: 90%;
  border-radius: 1em;
  background-color: var(--subColor);
  color: #ffffff;
}

/*************************************
* END main START footer
*************************************/
footer div:first-child {
  background: var(--subDarkColor);
}

footer div:nth-child(2) {
  background: var(--mainColor);
}

footer ul {
  line-height: 50px;
  text-align: center;
}

footer ul li {
  display: inline-block;
  text-align: center;
  border-left: solid 1px #9c9c9c;
  padding: 0 20px;
}

footer ul li:last-child {
  border-right: solid 1px #9c9c9c;
}

footer ul li a {
  display: block;
  color: #343434;
  font-size: 0.8rem;
  line-height: 15px;
}

.copyright {
  text-align: center;
  line-height: 40px;
  font-size: 0.8rem;
}