@charset "utf-8";
/* CSS Document */
html {
  scroll-behavior: smooth;
}
.header_sp_top {
  display: none;
}
.header_pc_top {
  position: fixed;
  top: 0;
  width: 260px;
  height: 100%;
  background-color: #fff;
  padding: 66px 30px;
  z-index: 10;
}
.nikken_logo_header {
  width: 200px;
  margin-bottom: 105px;
}
.img_header_rogo {
  width: 200px;
  margin-bottom: 40px;
}
.header_pc_top nav ul li {
  margin-bottom: 45px;
  font-size: 2.0rem;
  text-align: left;
  font-family: "Stick", sans-serif;
  font-weight: 400;
  font-style: normal;
  color: #000;
}
.header_pc_top nav ul li a {
  text-decoration: none;
  color: #000;
}
@media (max-width:960px) {
  
  .header_pc_top {
    display: none;
  }
  .header_sp_top {
    display: block;
  }
  .header_sp_top {
    height: 75px;
    width: 100%;
    background-color: #fff;
    position: fixed;
    top:0 ;
    z-index: 100;
  }
  .nikken_logo_header {
    display: block;
    width: 135px;
    margin-left: 25px;
    padding-top: 15px;
  }
}
main {
  padding-left: 260px;
  background-color: #F0F0F0;
}
@media (max-width:960px) {
  main {
    padding-left: 0px;
    margin-top: 75px;
  }
}
/* ループテキスト */
.loop_text {
  align-items: center;
  background: #000;
  color: #fff;
  display: flex;
  height: 100px;
  line-height: 40px;
  overflow: hidden;
  width: 100%;
  white-space: nowrap;
  z-index: 1;
}
.loop_text ul {
  animation: flowing 60s linear infinite;
  font-size: 50px;
  transform: translateX(100%);
  margin: 0;
  padding: 20px;
}
.loop_text ul li {
  display: inline-block;
  padding-right: 10px;
  font-family: "DotGothic16", sans-serif;
  font-weight: 400;
  font-style: normal;
}
@keyframes flowing {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-100%);
  }
}
@media (max-width:960px) {
  .loop_text {
    height: 60px;
  }
  .loop_text ul {
    font-size: 2.5rem;
    padding: 10px;
  }
}
/* スワイパー */
.swiper_sp {
  display: none;
}
.slid_img {
  width: 100%;
  max-height: 660px;
  object-fit: cover;
}
.swiper_top_warpper {
  position: relative;
}
.img_top_logo_main {
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 1;
}
.h1_wrap h1 {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  color: #fff;
  text-align: left;
  font-family: "Stick", sans-serif;
  font-weight: 400;
  font-size: 5rem;
  font-style: normal;
  line-height: 5.0rem;
  margin-left: 30px;
  text-shadow: 0px 0px 10px #000;
}
.h1_sub {
  font-size: 2.0rem;
}
@media (max-width:960px) {
  .swiper_pc {
    display: none;
  }
  .swiper_sp {
    display: block;
  }
  .swiper_top_warpper {
    position: relative;
    height: 660px;
  }
  .slid_img {
    height: 660px;
    object-fit: cover;
  }
  .img_top_logo_main {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
  }
  .h1_wrap h1 {
    position: absolute;
    top: 65%;
    left: 50%;
    transform: translate(-50%, 0%);
    color: #fff;
    text-align: center;
    font-family: "Stick", sans-serif;
    font-weight: 400;
    font-size: 4rem;
    font-style: normal;
    line-height: 5.0rem;
    margin-left: 0px;
    text-shadow: 0px 0px 10px #000;
    width: 100%;
  }
  .h1_sub {
    font-size: 3.0rem;
  }
}
.h2_img_01 {
  display: block;
  width: 660px;
  margin: 70px auto 0;
}
.section_overview {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
}

.youtube_p_wrapper {
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap;
  margin: 70px auto 0;
}

.youtube_digest{
  aspect-ratio: 16 / 9;
  
  width: 100%;
  max-width: 500px;
}

.youtube_p_wrapper p {
  max-width: 400px;
  font-size: 2.0rem;
  text-align: left;
  line-height: 2;
  
}
.wachacha_wrapper {
  display: flex;
  align-items: center;
  justify-content: space-around;
  flex-wrap: wrap; 
  margin: 110px auto 0;
  text-align: left;
}
.img_wachacha {
   max-width: 460px;
  margin-right: 20px; 
  width: 100%;

}


.wachacha_sub_h2 {
  margin-bottom: 10px;
  margin-top: 30px;
}
.wachacha_wrapper h2 {
  font-size: 3.6rem;
  margin-bottom: 25px;
  
}
.wachacha_p {
  font-size: 2.0rem;
  line-height: 3.2rem;
  max-width: 450px;
}

@media (max-width:1280px) {
  .youtube_p_wrapper p {
    margin-top: 30px;
    max-width: 600px;
  }
  

  .wachacha_sub_h2 {
    margin-top: 30px;
  }
  .wachacha_p {
    max-width: 600px;
  }

}

@media (max-width:768px) {
  .h2_img_01 {
    display: block;
    width: 100%;
    margin: 50px auto 30px;
  }
  .youtube_p_wrapper {
    margin: 0px auto 0;
  }
  .youtube_p_wrapper p {
    margin-top: 30px;
    max-width: 400px;
    font-size: 1.8rem;
    line-height: 2.7rem;
  }
  .wachacha_wrapper {
    margin: 60px auto 0;
    text-align: left;
    
  }
  .img_wachacha {
    width: 100%;
    margin-bottom: 25px;
  }
  .test_img{
    width: 100%;
   
  }
  .wachacha_sub_h2 {
    font-size: 1.6rem;
    margin-bottom: 10px;
    margin-top: 5px;
  }
  .wachacha_wrapper h2 {
    font-size: 3.6rem;
    margin-bottom: 25px;
  }
  .wachacha_p {
    font-size: 1.8rem;
    line-height: 2.7rem;
    max-width: 500px;
  }
}
/* 開催理由セクション */
/*.section_why_wrapper {
  background-color: aqua;
  padding-bottom: 200px;

}*/
.section_why {
  max-width: 1080px;
  margin: 100px auto 0px;
  padding: 0 20px;
}
.h2_img_02 {
  display: block;
  max-width: 550px;
  margin: 0 auto 100px;
  ;
}
/* 吹き出し */
.balloon1 {
  position: relative;
  display: inline-block;
  margin: 1.5em 0;
  padding: 25px;
  min-width: 120px;
  max-width: 100%;
  color: #000;
  background: #FFF;
  border: solid 3px #000;
  box-sizing: border-box;
  filter: drop-shadow(5px 5px #F02D7D);
}
.balloon1:before, .balloon1:after {
  content: "";
  position: absolute;
  top: calc(50% - 10px);
  right: -50px;
  background-color: #000;
  width: 50px;
  height: 50px;
  clip-path: polygon(0 0px, 0px 20px, 20px 10px);
}
.balloon1:after {
  background-color: #fff;
  translate: -6px;
}
.balloon1 p {
  margin: 0;
  padding: 10px;
  font-size: 2.2rem;
  max-width: 570px;
  text-align: left;
  font-weight: 600;
  line-height: 3.4rem;
}
.balloon2 {
  position: relative;
  display: inline-block;
  margin: 1.5em 0;
  padding: 25px;
  text-align: left;
  min-width: 120px;
  max-width: 700px;
  color: #000;
  background: #FFF;
  border: solid 3px #000;
  box-sizing: border-box;
  filter: drop-shadow(-5px 5px #F02D7D);
}
.balloon2:before, .balloon2:after {
  content: "";
  position: absolute;
  top: calc(50% - 10px);
  left: -20px;
  background-color: #000;
  width: 50px;
  height: 50px;
  clip-path: polygon(0 10px, 20px 0px, 20px 20px);
}
.balloon2:after {
  background-color: #fff;
  translate: 6px;
}
.balloon2 p {
  margin: 0;
  padding: 10px;
  font-size: 2.2rem;
  max-width: 600px;
  text-align: left;
  font-weight: 600;
  line-height: 3.4rem;
}
/* ここまで吹き出し */
.human_img_name_wrapper {
  position: relative;
}
.img_sakai {
  display: block;
  max-width: 226px;
  margin: 0 0 0 50px;
}
.human_name_wrapper {
  position: absolute;
  background-color: #0064FF;
  color: #fff;
  text-align: left;
  padding: 20px;
  bottom: -100px;
  right: 0px;
  width: 350px;
  font-weight: 500;
}
.name {
  font-family: "Stick", sans-serif;
}
.human_name_wrapper h3 {
  font-size: 3.0rem;
  text-align: right;
  font-weight: 400;
}
.balloon_sakai_wrapper {
  display: flex;
  justify-content:center;
  align-items: center;
  margin-bottom: 140px;
  flex-wrap: wrap;
}
.img_tanokura {
  display: block;
  max-height: 390px;
  margin: 0 auto;
}
.balloon_tanokura_wrapper {
  display: flex;
  justify-content: center;
  flex-direction: row-reverse;
  align-items: center;
  flex-wrap: wrap;
}
.human_img_name_wrapper_tanokura {
  position: relative;
}
.human_name_wrapper_tanokura {
  position: absolute;
  background-color: #0064FF;
  color: #fff;
  text-align: left;
  padding: 20px;
  bottom: -100px;
  width: 350px;
}
.human_name_wrapper_tanokura h3 {
  font-size: 3.0rem;
  text-align: right;
  font-weight: 400;
}
@media (max-width:1280px) {
  .section_why {
    padding: 0 35px;
  }
  .h2_img_02 {
    display: block;
    width: 100%;
    margin: 0 auto 10px;
    ;
  }
  .balloon1:before, .balloon1:after {
    content: "";
    position: absolute;
    top: 100%;
    right: 0px;
    background-color: #000;
    width: 50px;
    height: 50px;
    clip-path: polygon(0 0px, 10px 20px, 20px 0px);
  }
  .balloon1:after {
    background-color: #fff;
    translate: 0px -5px;
  }
  .balloon2:before, .balloon2:after {
    content: "";
    position: absolute;
    top: 100%;
    left: 100px;
    background-color: #000;
    width: 50px;
    height: 50px;
    clip-path: polygon(0 0px, 10px 20px, 20px 0px);
  }
  .balloon2:after {
    background-color: #fff;
    translate: 0px -5px;
  }
  .balloon_sakai_wrapper {
    justify-content: center;
    flex-direction: column;
  }
  .balloon_tanokura_wrapper {
    flex-direction: column;
  }
  .balloon1 p {
    margin: 0;
    padding: 10px;
    font-size: 1.8rem;
    max-width: 570px;
    text-align: left;
    font-weight: 600;
    line-height: 2.8rem;
  }
  .img_sakai {
    display: block;
    max-width: 226px;
    margin: 0 auto;
  }
  .human_name_wrapper {
    position: absolute;
    padding: 10px;
    left: 50%;
    top: 100%;
    transform: translate(-50%, -50%);
    width: 300px;
    font-weight: 500;
    font-size: 1.5rem;
    bottom: initial;
  }
  .balloon2 p {
    margin: 0;
    padding: 10px;
    font-size: 1.8rem;
    max-width: 700px;
    text-align: left;
    font-weight: 600;
    line-height: 2.8rem;
  }
  .human_name_wrapper_tanokura {
    position: absolute;
    background-color: #0064FF;
    color: #fff;
    text-align: left;
    padding: 20px;
    right: 0px;
    bottom: -100px;
    width: 300px;
  }
  .human_name_wrapper_tanokura h3 {
    font-size: 3.0rem;
    text-align: right;
    font-weight: 400;
  }
}
/*ギャラリースワイパー  */
.gallery_img {
  width: 570px;
  object-fit: cover;
}
.section_gallery {
  background-color: #000;
  margin: 200px 0 0;
}
/* オリジナルソングセクション */
.section_mv {
  margin: 0 auto;
  background-color: #0064FF;
  padding: 70px 0 125px;
}
.img_h2_03 {
  width: 550px;
  margin-bottom: 65px;
}
.mv_h3_p_wrapper {
  max-width: 1080px;
  margin: 0 auto;
  text-align: left;
  color: #fff;
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
}

.youtube_mv{
  aspect-ratio: 16 / 9;
  height: 100%;
  width: 100%;
  max-width: 500px;
}

.h3_p_wrapper {
  max-width: 410px;
}
.h3_p_wrapper h3 {
  font-size: 4.5rem;
  margin-bottom: 31px;
}
@media (max-width:960px) {
  .section_mv {
    padding: 0px 35px;
  }
  .img_h2_03 {
    width: 100%;
    margin-bottom: 30px;
    margin-top: 50px;
  }
  .h3_p_wrapper h3 {
    font-size: 3.5rem;
    margin-top: 30px;
    margin-bottom: 31px;
    text-align: center;
  }
  .h3_p_wrapper p {
    font-size: 1.8rem;
    line-height: 2.8rem;
    margin-bottom: 31px;
  }
}
/* 参加者の声セクション */
.section_voice {
  padding: 100px 50px 70px;
}
.img_h2_04 {
  max-width: 550px;
  margin-bottom: 35px;
}
.voice_box {
  background-color: #0064FF;
  color: #fff;
  display: flex;
  align-items: center;
  padding: 20px 70px;
  max-width: 800px;
  margin: 0 auto 30px;
  text-align: left;
  border-radius: 10px;
  box-shadow: 7px 7px 0px 0px rgba(0, 0, 0, 0.5);
}
.voice_box:hover {
  transform: translateY(-10px);
}
.img_voice_illust {
  width: 130px;
  margin-right: 80px;
}
.p_persona {
  font-size: 1.8rem;
  margin-bottom: 10px;
}
.p_voice {
  font-size: 1.8rem;
  line-height: 4.0rem;
}
.p_voice span {
  font-size: 3.0rem;
}
@media (max-width:960px) {
  .section_voice {
    padding: 50px 15px 70px;
  }
  .img_h2_04 {
    width: 100%;
    margin-bottom: 35px;
  }
  .voice_box_wrapper {
    display: flex;
    flex-wrap: wrap;
  }
  .voice_box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 20px 20px;
    width: calc(50% - 15px);
    max-height: 500px;
    margin: 0 auto 30px;
    text-align: left;
    border-radius: 10px;
    box-shadow: 7px 7px 0px 0px rgba(0, 0, 0, 0.5);
    flex-direction: column;
    justify-content: flex-start;
  }
  .img_voice_illust {
    width: 45px;
    margin-right: 0px;
    margin-bottom: 15px;
  }
  .voice_box_p {
    margin: 0 auto;
  }
  .p_persona {
    font-size: 1.4rem;
    margin-bottom: 10px;
    text-align: center;
  }
  .p_voice {
    font-size: 1.6rem;
    line-height: 2.4rem;
    margin: 0 auto;
  }
  .p_voice span {
    font-size: 1.6rem;
  }
}
/* フッター */
footer {
  background-color: #0064FF;
  padding: 45px 70px 40px;
  padding-left: 260px;
}
small {
  font-size: 2.0rem;
  color: #fff;
  margin-bottom: 50px;
  display: block;
}
.footer_img_wrappers {
  display: flex;
  align-items: center;
}
.img_footer_logo {
  width: 300px;
  display: block;
  margin-right: auto;
  margin-left: 80px;
}
.img_footer_tagline {
  width: 370px;
  display: block;
  margin-left: auto;
}
.img_footer_logo_sp {
  display: none;
}
@media (max-width:960px) {
  footer {
    padding: 45px 70px 40px;
    margin: 0 auto;
  }
  small {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 50px;
    display: block;
    margin: 0 auto;
  }
  .img_footer_logo {
    display: none;
  }
  .img_footer_tagline {
    display: none;
  }
  .img_footer_logo_sp {
    display: block;
    width: 200px;
    margin: 0 auto;
  }
}
/*==================================================
ギャラリーのためのcss
===================================*/
.gallery {
  
  columns: 3;/* 段組みの数*/
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  padding: 25px 10px 0px; /*ギャラリー左右に余白をつける*/
  margin: 0;
  
}
.gallery li {
  margin: 0 10px 20px; /*各画像下に余白をつける*/
  list-style: none;
  
}
/*ギャラリー内のイメージは横幅100%にする*/
.gallery img {
  width: 150px;
  height: auto;
  vertical-align: bottom; /*画像の下にできる余白を削除*/
}
@media (max-width:960px) {
  .gallery img {
    width: 95px;
    height: auto;
    vertical-align: bottom; /*画像の下にできる余白を削除*/
  }
    
    .lb-outerContainer {
      position:relative;
      width:250px;
      height:250px;
      margin:200px auto 0;
      border-radius:4px;
  }
}
/*アクセス時のアニメーション  */
.start {
  background: #FFF;
  position: fixed;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  z-index: 9000;
}
.start p {
  position: fixed;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  display: none;
  z-index: 9999;
  font-family: "Stick", sans-serif;
  font-weight: 400;
  font-size: 3.0rem;
  line-height: 4.5rem;
}
.start p img {
  position: fixed;
  top: 70px;
  right: -90px;
  width: 150px;
}