@charset "utf-8";

@-ms-viewport {
	width: auto;
}
  
@viewport {
	width: device-width;
}
.pc{display:block;}
.sp{display:none;}
.small{
	font-size:0.6em;
}
@media screen and (max-width:1024px){
    .pc{display:none;}
    .sp{display:block;}
}
@media screen and (max-width:920px){
    .pc{display:none;}
    .sp{display:block;}
}
.jstfy{
	text-align:justify;
	text-justify:inter-ideograph;
	-ms-text-justify:inter-ideograph;
}
.center{
    text-align:center;
}

/*===================================================================
basic setting
===================================================================*/
html, body {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  overflow-x: hidden;
  font-family: sans-serif;
}
html{
	position: relative;
  width:100%;
	height:100%;
	min-height: 100%;
	font-size: 100%;
	line-height:1.6;
	-webkit-text-size-adjust: 100%;
}
body {
	margin: 0;
	padding: 0;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
	color: #fff;
	width:100%;
	height:auto;
}
body::-webkit-scrollbar {
    /* width: 10px;
    height: 10px; */
    display:none;
}
    
body::-webkit-scrollbar-thumb {
    /* background-color: #00a294;
    border-radius: 2px;
    box-shadow: inset 3px 3px 3px rgba(255,255,255,0.2); */
    display:none;
}    
body::-webkit-scrollbar-corner {
    display: none;
}
@media screen and (max-width: 1024px) {
  /* Bodyのoverflow制御 */
  html, body {
    overflow-x: hidden;
    overflow-y: auto;
  }
}

/*===================================================================
header設定
===================================================================*/
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  color: #fff;
  z-index: 1001;
  transform: translateY(0);
  transition: transform 0.5s ease;
  box-sizing: border-box;
}

.site-title {
  font-size: 1.2rem;
  flex-shrink: 0;
}

.menu {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 15px;
}

.menu a {
  text-decoration: none;
  color: #fff;
}
.menu a:hover {
  text-decoration: none;
  color: rgb(0, 104, 183);
  text-decoration: underline;
}

.hamburger {
  display: none;
  font-size: 2rem;
  cursor: pointer;
  position: relative;
}

.hamburger::before {
  content: "\2630"; /* ☰ */
}

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 50%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  flex-direction: column;
  padding: 60px 20px;
  transition: right 0.4s ease;
  z-index: 1002;
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav a {
  color: white;
  text-decoration: none;
  margin-bottom: 20px;
  font-size: 1rem;
}
.close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 2rem;
  cursor: pointer;
  color: white;
}

@media screen and (max-width: 1024px) {
  /* ヘッダー：タイトルとハンバーガーの間隔調整 */
  header {
    flex-wrap: wrap;
    padding: 10px 20px;
  }
  .site-title {
    flex: 1 1 80%;
    font-size: 1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0;
  }
  .menu {
    display: none;
  }
  .hamburger {
    display: block;
    flex: 1 1 20%;
    text-align: right;
  }
}

/*===================================================================
loading画面設定
===================================================================*/
/* ローディング全体 */
#splash {
  position: fixed;
  z-index: 9999;
  width: 100%;
  height: 100%;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  overflow: hidden;
}

/* ロゴマークの設定 */
.logo {
  width: 20%;
  opacity: 0;
  clip-path: inset(100% 0% 0% 0%);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
}

.gray-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity:0;
  background: #eee;
  z-index: 1;
}

/* 球体全体コンテナ */
.floating-balls {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

/* 球体スタイル */
.ball {
  position: absolute;
  border-radius: 50%;
  opacity: 0.8;
}

.ball.red {
  background-color: rgb(230, 0, 18);
}

.ball.blue {
  background-color: rgb(0, 104, 183);
}

/* 大きい球 */
.ball.large {
  width: 200px;
  height: 200px;
}

/* 小さい球 */
.ball.small {
  width: 40px;
  height: 40px;
}

/* 球体の配置例 */
/*上段*/
.ball:nth-child(1) { top: 20px; left: 10%; }
.ball:nth-child(2) { top: 150px; left: 30%; }
.ball:nth-child(3) { top: 180px; right: 60%; }
.ball:nth-child(4) { top: 200px; left: 50%; }
.ball:nth-child(5) { top: 100px; right: 40%; }
.ball:nth-child(6) { top: 50px; right: 15%; }
/*下段*/
.ball:nth-child(7) { bottom: 50px; left: 15%; }
.ball:nth-child(8) { bottom: 250px; left: 30%; }
.ball:nth-child(9) { bottom: 180px; right: 50%; }
.ball:nth-child(10) { bottom: 200px; right: 40%; }
.ball:nth-child(11) { bottom: 100px; right: 30%; }
.ball:nth-child(12) { bottom: 150px; right: 20%; }
.ball:nth-child(13) { bottom: 180px; right: 10%; }

/* テキスト */
.splash-text {
  position: absolute;
  z-index: 3;
  text-align: center;
  color: #333;
  opacity: 0;
}
.splash-text h2 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}
.splash-text p {
  font-size: 1.2rem;
}

.floating-balls {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1s ease;
}
#siteTitle,
.siteLead01,
.detailBox,
.btnDetail {
  opacity: 0;
}

@media screen and (max-width: 920px) {
  /* ロゴマークの設定 */
  .logo {
    width: 50%;
  }
  /* 大きい球 */
  .ball.large {
    width: 80px;
    height: 80px;
  }

  /* 小さい球 */
  .ball.small {
    width: 20px;
    height: 20px;
  }

  /* 球体の配置例 */
  /*上段*/
  .ball:nth-child(1) { top: 20px; left: 10%; }
  .ball:nth-child(2) { top: 150px; left: 30%; }
  .ball:nth-child(3) { top: 180px; right: 60%; }
  .ball:nth-child(4) { top: 200px; left: 50%; }
  .ball:nth-child(5) { top: 100px; right: 40%; }
  .ball:nth-child(6) { top: 50px; right: 15%; }
  /*下段*/
  .ball:nth-child(7) { bottom: 50px; left: 15%; }
  .ball:nth-child(8) { bottom: 250px; left: 30%; }
  .ball:nth-child(9) { bottom: 180px; right: 50%; }
  .ball:nth-child(10) { bottom: 200px; right: 40%; }
  .ball:nth-child(11) { bottom: 100px; right: 30%; }
  .ball:nth-child(12) { bottom: 150px; right: 20%; }
  .ball:nth-child(13) { bottom: 180px; right: 10%; }

  .splash-text h2 {
    font-size: 1.2rem;
    margin-bottom: 10px;
  }
  .splash-text p {
    font-size: 1rem;
  }
}

/*===================================================================
パララックス効果設定
===================================================================*/
.parallax-section {
  position: relative;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

.parallax-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 130vh;
  background-image: url('../img/earth.jpg');
  background-size: cover;
  background-position: center;
  will-change: transform;
  z-index: 1;
}

@media screen and (max-width: 920px) {
  /* section1は相対位置にして高さを確保 */
  .parallax-section {
    position: relative;
    min-height: 120vh;
  }
  #parallaxBg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 130%;
    pointer-events: none;
    will-change: transform;
  }
}

/*===================================================================
コンテンツ設定
===================================================================*/
.section1-content {
  position: absolute;
  top: 55%;
  left: 5%;
  transform: translateY(-50%);
  z-index: 2;
  color: white;
}

.section1-content h1 {
  font-size: 2.0rem;
  opacity: 0;
}
.siteLead01,
.section1-content p {
  font-size: 1.2rem;
  font-weight:700;
}

.floating-image {
  position: absolute;
  bottom: 10%;
  right: 5%;
  width: 150px;
  animation: float 3s ease-in-out infinite;
  z-index: 2;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.detailBox{
  width:100%;
}
.detailBox h4{
  margin: 0!important;
  padding: 0!important;
  font-size:1.2rem;
}
.detailBox ul{
  margin:0!important;
  padding:0!important;
}
.detailBox ul li{
  list-style:none;
  font-size:1.2rem;
  font-weight:500;
}
.detailBox a{
  color:#fff;
}
.detailBox a:hover{
  color:#005fa3;
  text-decoration: none;
  transition:.3s;
}
.detailBox iframe{
  width:560px;
  height:315px;
}

@media (max-width: 920px) {
  .section1-content {
      position: relative;
      top: auto;
      left: auto;
      transform: none;
      width: 90%;
      margin: 50% auto;
      text-align: center;
  }
  .section1-content h1 {
      font-size: 2.0rem;
  }
  .siteLead01,
  .section1-content p {
      font-size: 0.8rem;
  }
  .floating-image {
      width: 100px;
      bottom: 5%;
      right: 5%;
  }
  .detailBox{
    margin:0 auto;
  }
  .detailBox iframe{
  width:80%;
  height:315px;
}
  .detailBox h4{
  margin: 0!important;
  padding: 0!important;
  font-size:1.0rem;
}
}
.border_btn01 {
	display: inline-block;
	width: 100%;
	max-width: 180px;
	color: #fff;
	background: #005fa3;
  border: 2px solid #005fa3;
	padding: 0.8em 1.5em;
	font-weight: bold;
	text-decoration: none;
	text-align: center;
	transition: 0.3s;
  border-radius: 1rem;
}
.border_btn01:hover {
	color: #005fa3;
	background: #fff;
  border: 2px solid #005fa3;
}
@media (max-width: 480px) {
  .section1-content h1 {
      font-size: 1.1rem;
  }
  .siteLead01,
  .section1-content p {
      font-size: 0.6rem;
  }
  .detailBox ul li{
    font-size: 0.8rem;
  }
  .detailBox iframe{
    width:100%;
    height:315px;
  }
}
/*==================================================================
section2　設定
==================================================================*/

/* セクション全体 */
#section2.scroll-section {
  position: relative;
  height: 400vh;
  overflow: hidden;
  color: white;
  /* background:rgba(51, 51, 51, 0.5); */
}

/* 背景全体を固定 */
.scroll-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

/* 個別背景レイヤー */
.bg-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

/* 表示される背景画像 */
.bg-layer.active {
  opacity: 1;
}

/* 背景画像のグラデーションを入れたい場合（任意） */
.bg-layer::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2), rgba(0,0,0,0), rgba(0,0,0,0.2));
  pointer-events: none;
}

/* 各レイヤーにデフォルト（PC）の背景画像を設定 */
.layer1 {
  background-image: url('../img/bgLayer/haya_lastearth.jpg');
}

.layer2 {
  background-image: url('../img/bgLayer/shikisai_asia.jpg');
}

/* コンテンツ部分 */
.scroll-content {
  position: relative;
  width: 100%;
  height: 400vh;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  padding: 10vh 5%;
  box-sizing: border-box;
}

/* 各スクロールアイテム */
.scroll-item {
  position: relative;
  opacity: 0;
  transform: translateY(40px);
  transition: all 1s ease;
  text-align: left;
  height: 200vh;
  display: flex;
  align-items: center;
}
.flexbox{
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: center;
    width:100%;
    margin-bottom:30px;
}
.flexbox a{
  color:#fff;
}
.flexbox a:hover{
  color:#005fa3;
  text-decoration: underline;
  transition:0.5s;
}
.flexbox img{
    width:100%;
  }
.flexbox a img:hover{
  opacity:0.5;
  transition:0.5s;
}
.box-item{
  border:1px solid #fff;
  width:90%;
}
.box-item-left{
    padding: 0;
    width: 40%;
    transition:0.5s;
    margin-right:2%;
    text-align:center;
}
.box-item-right{
    padding: 0;
    width: 50%;
    transition:0.5s;
    padding:1rem;
    font-size:1.5rem;
    text-shadow: 2px 0px 2px #333;
}

/* スクロールで表示された状態 */
.scroll-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 中央寄せテキストボックス */
.detailContents {
  width: 100%;
  margin: 0 auto;
  background: rgba(0,0,0,0.6);
  padding: 0.5rem 1rem;
  border-radius: 8px;
}

.detailContents h1 {
  font-size: 2rem;
  font-weight: bold;
  color: #fff;
  /* background: rgba(0,0,0,0.6); */
  padding: 0.5rem 1rem;
  border-radius: 8px;
  width:100%;
}
.detailContents h2{
  width:90%;
  margin:2em;
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff;
  /* background: rgba(0,0,0,0.6); */
  padding: 0.5rem 1rem;
}

@media screen and (max-width: 1024px) {
  #section2.scroll-section {
    position: relative;
    height: 400vh;
    overflow: hidden;
    color: white;
  }
  .scroll-content {
    position: relative;
    width: 100%;
    height: 400vh;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    padding: 10vh 5%;
    box-sizing: border-box;
  }
  /* 各スクロールアイテム */
  .scroll-item {
    position: relative;
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s ease;
    text-align: left;
    height: 100%;
    display: flex;
    align-items: center;
  }
  .flexbox{
      display: flex;
      flex-wrap: wrap;
      flex-direction: row;
      justify-content: center;
      width:100%;
  }
}

@media screen and (max-width: 920px) {
  .layer1 {
    background-image: url('../img/bgLayer/haya_lastearth-sp.jpg');
  }

  .layer2 {
    background-image: url('../img/bgLayer/shikisai_asia.jpg');
  }

  .flexbox{
      display: flex;
      flex-wrap: wrap;
      flex-direction: column;
      justify-content: center;
      width:100%;
      margin-bottom:50px;
  }
  .box-item-left{
      padding: 0;
      width: 100%;
      margin-right:0%;
      text-align:center;
  }
  .box-item-right{
      padding: 0;
      width: 100%;
      padding:0rem;
      font-size:0.8rem;
      text-shadow: 2px 0px 2px #333;
  }

  .detailContents h1 {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
    /* background: rgba(0,0,0,0.6); */
    padding: 0.5rem 1rem;
    border-radius: 8px;
    width:90%;
  }
  .detailContents h2{
    width:90%;
    margin:0 0 2rem 0;
    font-size: 1.2rem;
    font-weight: bold;
    color: #fff;
    /* background: rgba(0,0,0,0.6); */
    padding: 0.5rem 1rem;
  }
}

@media screen and (max-width: 480px) {
  #section2.scroll-section {
    position: relative;
    height: 520vh;
    overflow: hidden;
    color: white;
  }
  .scroll-content {
    position: relative;
    width: 100%;
    height: 520vh;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    padding: 10vh 5%;
    box-sizing: border-box;
  }
  /* 各スクロールアイテム */
  .scroll-item {
    position: relative;
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s ease;
    text-align: left;
    height: 100%;
    display: flex;
    align-items: center;
  }
  .flexbox{
      display: flex;
      flex-wrap: wrap;
      flex-direction: column;
      justify-content: center;
      width:100%;
  }
}


/*====================================================
section3
=====================================================*/
.horizontal-section {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  position: relative;
  background:#333;
}

.section-title {
  position: absolute;
  top: 10%;
  left: 70px;
  z-index: 20;
  font-size: 2rem;
  font-weight: bold;
  color: #fff;
  background: rgba(0,0,0,0.6);
  padding: 0.5rem 1rem;
  border-radius: 8px;
}

.slides-wrapper {
  position: relative;
  overflow: hidden;
  height: 100vh;
}

.slide-content {
  width: 100%;
  height: 100vh;
}

/* 各レイヤーにデフォルト（PC）の背景画像を設定 */
.slide-bg1 {
  background-image: url('../img/carousel-img/kaguya.jpg');
  background-position:center middle;
  background-color:rgba(0,0,0,0.7);
  background-blend-mode:darken;
}

.slide-bg2 {
  background-image: url('../img/carousel-img/ultraviolet_img_venus.jpg');
  background-color:rgba(0,0,0,0.4);
  background-blend-mode:darken;
}

.slide-bg3 {
  background-image: url('../img/carousel-img/gosat-gw_obseving.png');
  background-color:rgba(0,0,0,0.4);
  background-blend-mode:darken;
}
.slide-bg4 {
  background-image: url('../img/carousel-img/daichi_kobe.png');
  background-color:rgba(0,0,0,0.7);
  background-blend-mode:darken;
}

/* スマホ画面用（768px以下）の背景画像に切り替え */
@media screen and (max-width: 920px) {
  .slide-bg1 {
    background-image: url('../img/carousel-img/kaguya-sp.jpg');
  }

  .slide-bg2 {
    background-image: url('../img/carousel-img/ultraviolet_img_venus-sp.jpg');
  }

  .slide-bg3 {
    background-image: url('../img/carousel-img/gosat-gw_obseving-sp.png');
  }

  .slide-bg4{
    background-image: url('../img/carousel-img/daichi_kobe-sp.png');
  }

}

#prevSlide, #nextSlide {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  width: 40px;
  height: 40px;
  z-index: 15;
  cursor: pointer;
}

#prevSlide::before, #nextSlide::before {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  margin: auto;
}

#prevSlide::before {
  border-width: 10px 15px 10px 0;
  border-color: transparent #fff transparent transparent;
}

#nextSlide::before {
  border-width: 10px 0 10px 15px;
  border-color: transparent transparent transparent #fff;
}

#prevSlide { left: 10px; }
#nextSlide { right: 10px; }

.overlay-text {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 50% 50%;
  align-items: center;
  gap: 2rem;
  width: 90%;
  /* max-width: 1500px; */
  color: white;
  background: rgba(0, 0, 0, 0.5);
  padding: 2rem;
  border-radius: 12px;
  opacity: 0;
  transition: all 0.8s ease;
}

.slide-content.active .overlay-text {
  opacity: 1;
}

.text-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.text-block ul{
  margin:0;
  padding:0;
}
.text-block ul li{
  list-style: none;
}

.image-block {
  text-align: center;
}
.image-block iframe{
  width:90%;
  height:480px;
}

.slide-image {
  max-width: 80%;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.slide-description{
  font-size:1.1rem;
}
.slide-description a{
  color:#fff;
}
.slide-description a:hover{
  color:#005fa3;
  text-decoration: underline;
  transition:0.5s;
}
@media (max-width: 1024px) {
  .horizontal-section {
    width: 100vw;
    height: 220vh;
    overflow: hidden;
    position: relative;
    background:#333;
  }
  .slides-wrapper {
    position: relative;
    overflow: hidden;
    height: 220vh;
  }

  .slide-content {
    width: 100%;
    height: 220vh;
  }
  .section-title {
    position: absolute;
    top: 5%;
    left: 10px;
    z-index: 20;
    font-size: 1.5rem;
  }
  .overlay-text {
    grid-template-columns: 1fr;
    top: 10%;
    width:80%;
  }
  #prevSlide, #nextSlide {
    top: 30%;
  }
}

@media (max-width: 920px) {
  .horizontal-section {
    width: 100vw;
    height: 150vh;
    overflow: hidden;
    position: relative;
    background:#333;
  }
  .slides-wrapper {
    position: relative;
    overflow: hidden;
    height: 150vh;
  }

  .slide-content {
    width: 100%;
    height: 150vh;
  }

  .overlay-text {
    grid-template-columns: 1fr;
    top: 10%;
  }
  .text-block {
    text-align: left;
  }
  .image-block{
    text-align: center;
  }
  .image-block iframe{
    width:90%;
    height:315px;
  }
  .slide-title {
    font-size: 1.5rem;
  }
  .slide-description {
    font-size: 1rem;
  }
  .slide-description li{
    margin-bottom:1em;
  }
  #prevSlide, #nextSlide {
    width: 30px;
    height: 30px;
  }
  #prevSlide::before {
    border-width: 8px 12px 8px 0;
  }
  #nextSlide::before {
    border-width: 8px 0 8px 12px;
  }
}
@media (max-width: 480px) {
  .horizontal-section {
    width: 100vw;
    height: 250vh;
    overflow: hidden;
    position: relative;
    background:#333;
  }
  .slides-wrapper {
    position: relative;
    overflow: hidden;
    height: 250vh;
  }

  .slide-content {
    width: 100%;
    height: 250vh;
  }
  .section-title {
    font-size: 1.5rem;
  }
  #prevSlide, #nextSlide {
    top: 50%;
  }
}

/*====================================================
section4
=====================================================*/
#section4 {
  background-size: cover;
  background-image: url('../img/earthRising.jpg');
  background-position: center;
  background-repeat: no-repeat;
  width:100%;
  height:100vh;
  margin:0;
  padding:0;
  position:relative;
}

.links-wrapper {
  width: 100%;
  height:100%;
  text-align: left;
  background:rgba(51, 51, 51, 0.4);
}
.linkContents{
  padding:50px 100px;
}

.link-title {
  font-size: 2rem;
  margin-bottom: 30px;
  font-weight: bold;
  color: #fff;
}

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

.link-item {
  font-size: 1.2rem;
  margin: 15px 0;
  opacity: 0;
  transform: translateY(20px);
}

.link-item a {
  color: #fff;
  text-decoration: none;
  transition: color 0.3s;
}

.link-item a:hover {
  color: #005fa3;
  text-decoration: underline;
}
.creditTxt{
  position:absolute;
  bottom:10px;
  right:20px;
}


@media screen and (max-width: 920px) {
  .link-title {
    font-size: 1.5rem;
  }

  .link-item {
    font-size: 0.8rem;
  }

  .linkContents {
    padding: 30px 15px;
  }
}


/*====================================================
section5
=====================================================*/
#section5 {
  background-size: cover;
  background-image: url('../img/carousel-img/FISAllSkyMap_high.jpg');
  background-position: center;
  background-repeat: no-repeat;
  width:100%;
  height:100vh;
  margin:0;
  padding:0;
  position:relative;
}

.snsContents-wrapper {
  width: 100%;
  height:100%;
  text-align: left;
  background:rgba(51, 51, 51, 0.7);
}
.snsCnt-flexbox{
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    justify-content: center;
    width:100%;
}
.snsCnt-Boxitem{
    padding: 0;
    width: 55%;
    margin-right:2%;
    text-align:left;
}
.snsCnt-Boxitem:last-child{
  margin-right:0%;
  width: 33%;
}
.snsCnt-Boxitem img{
  width:100%;
}
.snsCnt{
  padding:50px 25px;
}

.snsCnt-title {
  font-size: 2rem;
  margin-bottom: 50px;
  font-weight: bold;
  color: #fff;
  padding-left:3em;
}
.snsCnt p{
  font-size:1.2rem;
}
.snsCnt h1{
  font-size:1.6rem;
  font-weight:bold;
}

.snsCnt a{
  color:#fff;
}
.snsCnt a:hover{
  color:#005fa3;
  text-decoration: none;
  transition:.3s;
}
@media screen and (max-width: 1024px) {
  .snsCnt-title {
    padding-left:0!important;
  }
}
@media screen and (max-width: 920px) {
  #section5 {
    height:100%;
  }
  .snsCnt-flexbox{
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    justify-content: center;
    width:100%;
  }
  .snsCnt-Boxitem{
      padding: 0;
      width: 100%;
      margin-right:0;
      margin-bottom:50px;
      text-align:left;
  }
  .snsCnt-Boxitem:last-child{
    width: 100%;
    text-align:center;
  }
  .snsCnt h1{
    font-size:1.5rem;
    font-weight:bold;
  }
}

@media screen and (max-width: 480px) {
  #section5 {
    height:100%;
  }
  .snsCnt-title {
    font-size: 1.6rem;
    margin-bottom: 50px;
    font-weight: bold;
    color: #fff;
    padding-left:0!important;
  }
  .snsCnt p{
    font-size:0.8rem;
  }
  .snsCnt h1{
    font-size:1.2rem;
    font-weight:bold;
  }
  
}





/*===================================================================
footer設定
===================================================================*/
footer {
  padding: 20px;
  text-align: center;
  background: #000;;
  color: #fff;
}
.copy{
    width:100%;
    text-align:center;
    font-size:80%;
}

/* =========================================================
link icon SETTING 
========================================================= */
.iconLink{
	font-weight:900;
}
.iconLink:before {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f138';
	font-weight: 900;
	display:inline-block;
}
.iconExternal{
	font-weight:900;
}
.iconExternal:after {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f35d';
	font-weight: 900;
	display:inline-block;
}
.iconJump{
	font-weight:900;
}
.iconJump:after {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f13a';
	font-weight: 900;
	display:inline-block;
}
.iconOpen{
	font-weight:900;
}
.iconOpen:before {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f13a';
	font-weight: 900;
	display:inline-block;
}
.iconPdf{
	font-weight:900;
}
.iconPdf:after {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f1c1';
	font-weight: 900;
	display:inline-block;
}

/*layout&margin
----------------------------------------------------------*/
.mt5{margin-top:5px!important;}
.mt10{margin-top:10px!important;}
.mt15{margin-top:15px!important;}
.mt20{margin-top:20px!important;}
.mt25{margin-top:25px!important;}
.mt30{margin-top:30px!important;}
.mt35{margin-top:35px!important;}
.mt40{margin-top:40px!important;}
.mt45{margin-top:45px!important;}
.mt50{margin-top:50px!important;}
.mt60{margin-top:60px!important;}

.mb0{margin-bottom:0px!important;}
.mb5{margin-bottom:5px!important;}
.mb10{margin-bottom:10px!important;}
.mb15{margin-bottom:15px!important;}
.mb20{margin-bottom:20px!important;}
.mb25{margin-bottom:25px!important;}
.mb30{margin-bottom:30px!important;}
.mb35{margin-bottom:35px!important;}
.mb40{margin-bottom:40px!important;}
.mb45{margin-bottom:45px!important;}
.mb50{margin-bottom:50px!important;}
.mb80{margin-bottom:80px!important;}
.mb100{margin-bottom:100px!important;}
.mb120{margin-bottom:120px!important;}