/*!
header, footer, top module
 ______________________________*/

/* 
html and body
_______________________________*/
body {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}
/* 
header
_______________________________*/

.sp_menu, .nav_sp_menu{
  display: none;
}
.mt0 {
  margin-top: 0;
}
.container_pc_only {
  max-width: var(--grid-maxWidth);
  margin: 0 auto;
  width: 96%;
  padding: 0 calc(var(--grid-gutter) / 2);
}
.header {
  background-color: #fff;
  width: 100%;
}
.header h1 {
  margin: 2% 0 1%;
  padding: 0;
}
.header h1 a img {
  width: 363px;
  height: auto;
}
/* 
nav
_______________________________*/
nav{
  width:100%;
  background-color:rgba(0, 0, 0, 0.5);
  padding:1% 0;
}
ul.menu {
  position: relative;
  display: flex;  
  justify-content: space-between;
  align-content: center;
  margin: 0;
  padding: 0;
  list-style-type: none;
}

ul.menu li{
  width:25%;
  border-right:2px solid #999;
}
ul.menu li:nth-child(4){
  border-right:2px solid transparent !important;
}
ul.menu li a{
  padding:3% 0;
  text-align: center;
  display: block;
}
ul.menu li a img{
  width:auto;
  height:20px;
  margin:0 auto;
}


/*
mv
_______________*/

.mv{
  position: relative;
}

.mv img {
  width: 100%;
  height: auto;
}
.mv .mv_txt{
  position: absolute;
  top: 10%;
  left: 2.3%;
}
.mv .mv_txt img{
  width:50%;
  height: auto;
}
.mv nav{
  position: absolute;
  bottom:1%;
}

/*
top_box
_________________*/
.top_box {
}
.top_box main {
  display: block;
}
.top_box sub {
  display: block;
  width: 240px;
}

/*
top_about
_________________*/

.top_about{
  padding:6.5% 0;
  margin-bottom:0 !important;
  position: relative;
}
.top_about > .container{
  z-index: 1;
  position: relative;
}
.top_about_bg{
  position: absolute;
  width: 100vw;
  height: 100vh;
  top: 0;
  left: -15%;
  background-image: url(../img/top/bg_txt.png);
  background-repeat: no-repeat;
  background-size: 65%;
  z-index: 0;
}
.top_about .flex_box{
  margin:0 7.4%;
}

.top_about .img_box {
  width: 51%;
}
.top_about .text_box {
  width: 43%;
}
.top_about h3{
  margin-top: 20%;
  margin-bottom: 6%; 
}
.top_about p{
  font-size:1.8rem;
  line-height: 1.9;
}

/*
top_topics
_________________*/

.top_topics{
  padding:3.5% 0;
  margin-bottom:0 !important;
  background-color: #f7f7f7;
}

.top_topics h3{
  text-align: center;
}
.top_topics h3 img{
  width:auto;
  height: 40px;
}

.top_topics_box{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-column-gap: 7%;
  grid-row-gap: 3%;
  list-style-type: none;
  margin: 0;
  padding:0;
}

#contents ul.top_topics_box li::before{
  display: none !important;
}
.top_topics_box li a{
  display: block;
  color:#333;
  background-color: #fff;
  box-shadow: 0px 0px 8px -5px #777777;
}
.text_body{
  padding:15px 22px;
  height: 120px;

}
.text_body p.date{
  margin-bottom: 0;
}
.top_topics_more,.top_activity_more{
  text-align: right;
  padding:20px 0;
}
/*
top_about_logo
_________________*/

.top_about_logo{
  padding:5.7% 0;
  margin-bottom:0 !important;
}
.top_about_logo .flex_box{
  margin:0 7.4%;
}

.top_about_logo .img_box {
  width: 42%;
}
.top_about_logo .text_box {
  width: 57%;
}
.top_about_logo h3{
  margin-top: 0;
  margin-bottom: 6%; 
}
.top_about_logo h3 img{
  width:auto;
  height: 35px;
}
.top_about_logo h4{
  margin-bottom:1%;
}
.top_about_logo h4 img{
  width:auto;
  height: 22px;
}
.top_about_logo p{
  font-size:1.8rem;
  line-height: 1.9;
}

/*
top_activity
_________________*/

.top_activity{
  padding:3.5% 0;
  margin-bottom:0 !important;
  background-color: #f7f7f7;
}

.top_activity h3{
  text-align: center;
}
.top_activity h3 img{
  width:auto;
  height: 40px;
}

.top_activity_box{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-column-gap: 7%;
  grid-row-gap: 3%;
  list-style-type: none;
  margin: 0;
  padding:0;
}

#contents ul.top_activity_box li::before{
  display: none !important;
}
.top_activity_box li a{
  display: block;
  color:#333;
}
.top_activity_box li a .text_body p{
  text-align: center;
  font-size:1.8rem;
}

/*
footer_link
_________________*/
.footer_link{
  background-image: url("../img/common/footer_bg.png");
  background-repeat: repeat;
  padding:4% 0;
}
.footer_link h3{
  text-align: center;
}
.footer_link h3 img{
  width:auto;
  height: 40px;
}

.footer_link ul{
  display: inline-block;
  list-style-type: none;
  margin:0;
  padding:0;
  text-align: center;
  width: 100%;
}
.footer_link ul li{
  display: inline-block;
  border-right:1px solid #fff;
}
.footer_link ul li:nth-child(4){
  bordera-right:1px solid transparent;
}
.footer_link ul li a{
  color:#fff;
  display: inline-block;
  padding:0 20px;
}
/*
copy
_________________*/
.copy {
  background: #fff;
  color: #333;
  text-align: center;
  font-size: 80%;
  font-family: Arial, Helvetica, "sans-serif";
  padding: 5px 0;
}
/*
#breadcrumb
________________________*/
#breadcrumb {
  display: block;
  margin: 20px 0;
  text-align: left;
}
#breadcrumb ul {
  margin: 0;
  padding: 0;
}
#breadcrumb ul li {
  list-style-type: none;
  margin: 0;
  padding: 0;
  display: inline;
  text-align: left;
  font-size: 80%;
}
#breadcrumb ul li:before {
  content: " / " !important;
  font-size: 1.6rem !important;
  width:inherit !important;
  height:inherit !important;
  display: inline-block;
  color: #333 !important;
  position:inherit !important;
  top:inherit !important;
  left:inherit !important;

}
#breadcrumb ul li:first-child:before {
  content: none;
}
#breadcrumb ul li, #breadcrumb ul li a {
  font-family: Arial, Helvetica, "sans-serif";
  color: #000;
  font-size: 80%;
}

#top_box section{
  width:100% !important;
  margin-bottom:inherit !important;
}