@charset "utf-8";

*,
*:before,
*:after {
  box-sizing: inherit;
}


html {
 /* font-size: 0.71vw;*/
  font-size: 10px;
}

html,
body {
  color: #fff;
  background: #000;
  font-weight: normal;
  font-style: normal;
  letter-spacing: 0.05em;
  box-sizing: border-box;
  line-height: 1.5;
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
  "Hiragino Sans", Meiryo, sans-serif;

}
a:hover img {
  opacity: 0.8;
  filter: alpha(opacity=80);
}

a,
a:hover {
  transition: background-color 1s;
}
a:hover {
  opacity: 0.8;
}
a:hover.disable {
  opacity: 1 !important;
}
.imgCenter {
  margin: auto;
  display: block;
}

.sp_only {
  display: none;
}

.pc_only {
  display: inherit;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

.di-fl {
  display: flex;
  flex-wrap: wrap;
}

.list-box{
  text-indent: -1em;
  padding-left: 1em;
}
.list{
  text-indent: -1em;
  padding-left: 1em;
}
/* 通常時の画像スタイル */
.normal-image {
  display: block !important;
}

/* ホバー時の画像スタイル */
.hover-image {
  display: none !important;
}

/* ホバー時に通常の画像を非表示にし、ホバー画像を表示する */
picture:hover .normal-image {
  display: none !important;
}

picture:hover .hover-image {
  display: block !important;
}
.inner {
  box-sizing: border-box;
 /* width: 85.71%;*/
  width: 1000px;
  margin: 0 auto;
}

.font-mi {
  font-family: "游明朝体", "Yu Mincho", YuMincho, "ヒラギノ明朝 Pro",
    "Hiragino Mincho Pro", "MS P明朝", "MS PMincho", serif;
}
.font-go {
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN",
    "Hiragino Sans", Meiryo, sans-serif;
}

section{
  margin: 10rem auto;
}

/*------------------------

nav

-----------------------*/
.header {
  position: fixed;
  left: 0;
  top: 10px;
  width: 100%;
  /*  padding: 2rem 3rem;*/
  width: 100%;
  z-index: 99;
  box-sizing: border-box;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}
.header h1 img {
  max-width: 200px;
}
.header > p {
  font-size: 1.4rem;
}
.header > p > a {
  border: solid 1px;
  padding: 5px 10px;
}
.header > p > a:hover {
  background: #000;
  color: #fff;
}
.comprehensive a {
  color: #fff;
  font-size: 1.4rem;
}

.comprehensive-sp {
  display: none;
}
.header_inner {
  position: relative;
}

.header_inner h1.title > a > img {
  width: 15%;
  display: block;
}
.main {
  margin-top: 60px;
}

.nav {
  position: fixed;
  right: -30%; /* 右から出てくる */
  top: 0;
  width: 30%; /* スマホに収まるサイズ */
  height: 60vh;
  padding: 10rem 3rem;
  background-color: #000;
  transition: all 0.6s;
  z-index: 200;
  overflow-y: auto; /* メニューが多くなったらスクロールできるように */
}
.hamburger {
  position: absolute;
  right: 15px;
  /*top: 10px;*/
  width: 45px; /* クリックしやすい幅 */
  height: 45px; /* クリックしやすい高さ */
  cursor: pointer;
  z-index: 300;
  border: solid 1px #fff;
}

.hamburger_border {
  position: absolute;
  right: 7px;
  width: 30px;
  height: 1px;
  background-color: #fff;
  transition: all 0.6s;
  /* counter-reset: #fff;*/
}
.hamburger_border_top {
  top: 12px;
}

.hamburger_border_center {
  top: 21px;
}
.hamburger_border_bottom {
  top: 30px;
}
.hamburger_border_menue {
  background: none;
  top: 49px;
  text-align: center;
  height: auto;
}

/* 表示された時用のCSS */
.nav-open .nav {
  right: 0;
  height: 100vh;
}
.nav-open .black_bg {
  opacity: 0.8;
  visibility: visible;
}

.nav-open .hamburger_border {
  background: #fff;
}

.nav-open .hamburger_border_top {
  transform: rotate(45deg);
  top: 22px;
}
.nav-open .hamburger_border_bottom {
  transform: rotate(-45deg);
  top: 22px;
}
.nav-open .hamburger_border_center,
.nav-open .hamburger_border_menue {
  opacity: 0;
}

.nav_list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav div.contact {
  background: #096bc2;
  padding: 1rem;
  display: flex;
  align-items: center;
  width: 80%;
  margin: 2rem auto;
  justify-content: center;
}
.nav div.contact.registration {
  background: #29aae1;
}
.nav div.contact > a:nth-child(1) {
  color: #fff;
  font-size: 1.6rem;
  text-align: center;
  display: block;
  width: 100%;
}

.nav_item {
  text-align: center;
  padding: 0 14px;
}
.nav_item a {
  display: block;
  padding: 8px;
  text-decoration: none;
  color: #fff;
  font-size: 1.4rem;
  text-align: left;
}

.nav_item a:hover {
  background-color: #eee;
  color: #000;
}

.black_bg {
}

/*------------------------

footer 共通

-----------------------*/