@charset "UTF-8";
/*===============================================================

  root

===============================================================*/
:root {
  --main-gray: #979797;
  --bg-gray: #f0f0f0;
  --text-gray: #b8b8b8;
  --black-color: #333;
  --white-color: #fff;
  --red-color: #e44f4f;
  --margin-responsive: var(--margin);
  --margin-responsive-l: calc(var(--margin-responsive)*2);
}

@font-face {
  font-family: 'icomoon';
  src: url("http://ocome.moon.bindcloud.jp/inside26006613783499384_sample/fonts/icomoon.eot?o6wgtb");
  src: url("http://ocome.moon.bindcloud.jp/inside26006613783499384_sample/fonts/icomoon.eot?o6wgtb#iefix") format("embedded-opentype"), url("http://ocome.moon.bindcloud.jp/inside26006613783499384_sample/fonts/icomoon.ttf?o6wgtb") format("truetype"), url("http://ocome.moon.bindcloud.jp/inside26006613783499384_sample/fonts/icomoon.woff?o6wgtb") format("woff"), url("http://ocome.moon.bindcloud.jp/inside26006613783499384_sample/fonts/icomoon.svg?o6wgtb#icomoon") format("svg");
  font-weight: normal;
  font-style: normal;
  font-display: block;
}

[class^="icon-"], [class*=" icon-"] {
  font-family: 'icomoon' !important;
  speak: never;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.icon-arrow-top:before {
  content: "\e900";
}

.icon-arrow-bottom:before {
  content: "\e901";
}

.icon-arrow-right:before {
  content: "\e902";
}

.icon-arrow-left:before {
  content: "\e903";
}

.icon-plus:before {
  content: "\e904";
}

.icon-minus:before {
  content: "\e905";
}

.icon-check:before {
  content: "\e906";
}

.icon-search:before {
  content: "\e907";
}

.icon-pin:before {
  content: "\e908";
}

.icon-facebook:before {
  content: "\e909";
}

.icon-twitter:before {
  content: "\e90a";
}

.icon-hatena:before {
  content: "\e90b";
}

.icon-instagram:before {
  content: "\e90c";
}

.icon-line:before {
  content: "\e90d";
}

/*===============================================================

  common

===============================================================*/
body,
html {
  margin: 0;
  padding: 0;
  font-size: 14px;
  line-height: 2;
  font-family: 'Noto Sans JP','Helvetica Neue','Lucida Grande','Hiragino Kaku Gothic Pro','ヒラギノ角ゴ Pro W3',Meiryo,'メイリオ',sans-serif;
  font-weight: 300;
  color: var(--black-color);
  font-feature-settings: "palt";
  overflow-x: hidden;
}

a {
  color: var(--black-color);
  text-decoration: none;
}

a:hover {
  opacity: 1;
}

.description {
  font-size: 12px;
  font-weight: 200;
}

.concept {
  line-height: 2.8;
}

@media (max-width: 768px) {
  body,
  html {
    font-size: 14px;
  }
  .description {
    margin-top: var(--margin-l);
  }
}

/*---------------------------------------------------------------
  thumbnail
---------------------------------------------------------------*/
/*===============================================================

  container contents

===============================================================*/
.section.size-s [class*="section-"] {
  max-width: 720px;
}

@media (min-width: 769px) {
  .contents-wrapper.top {
    overflow-y: hidden;
  }
}

@media (max-width: 768px) {
  .section > *, .inner {
    padding-left: var(--margin-responsive);
    padding-right: var(--margin-responsive);
  }
}

/*---------------------------------------------------------------
  header
---------------------------------------------------------------*/
.contents-header {
  padding: var(--margin) 0;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
}

.contents-header .section > * {
  max-width: none;
}

/*---------------------------------------------------------------
  main
---------------------------------------------------------------*/
/*---------------------------------------------------------------
  footer
---------------------------------------------------------------*/
.contents-footer {
  padding: var(--margin) 0;
  color: var(--main-gray);
  font-size: 12px;
  position: absolute;
  left: 0;
  bottom: 0;
}

.contents-footer .section > * {
  max-width: none;
}

@media (max-width: 768px) {
  .contents-footer {
    position: static;
  }
}

/*---------------------------------------------------------------
  section
---------------------------------------------------------------*/
.section > *,
.inner {
  max-width: 1400px;
}

/*===============================================================

  gnav

===============================================================*/
.gnav {
  transition: 0.3s ease;
}

.gnav .label {
  color: var(--main-gray);
  position: relative;
}

.gnav .list.type-split li + li {
  margin-left: 30px;
}

.gnav .label {
  display: inline-block;
}

@media (min-width: 769px) {
  .gnav .list {
    flex-wrap: wrap;
  }
}

/* ------------------------------------------------------------------
 gnav-trigger
------------------------------------------------------------------ */
.gnav-trigger {
  width: 44px;
  height: 44px;
  margin: 0 !important;
  background-color: transparent;
  cursor: pointer;
  position: fixed;
  top: 5px;
  right: 0;
  z-index: 1000;
}

.gnav-trigger > .label {
  width: 32px;
  height: 4px;
  background-color: #333;
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.gnav-trigger > .label:before,
.gnav-trigger > .label:after {
  content: '';
  width: 100%;
  height: 4px;
  font-size: 0 !important;
  line-height: 0;
  background-color: #333;
  display: block;
  position: absolute;
  left: 0;
  -webkit-transition: all .3s ease;
  transition: all .3s ease;
}

.gnav-trigger > .label:before {
  top: -10px;
}

.gnav-trigger > .label:after {
  bottom: -10px;
}

.gnav-trigger.active > .label {
  background-color: transparent;
}

.gnav-trigger.active > .label:before,
.gnav-trigger.active > .label:after {
  top: 50%;
  left: 50%;
  transform-origin: left top 0;
}

.gnav-trigger.active > .label:before {
  transform: rotate(45deg) translate(-50%, -50%);
}

.gnav-trigger.active > .label:after {
  transform: rotate(-45deg) translate(-50%, -50%);
}

/*---------------------------------------------------------------
  responsive
---------------------------------------------------------------*/
@media (max-width: 768px) {
  .gnav-trigger {
    display: block;
  }
  .gnav {
    width: 100vw;
    height: 100%;
    min-height: 100vh;
    padding: 66px 0 0;
    background-color: var(--white-color);
    position: fixed;
    top: 0;
    left: 100%;
    z-index: 100;
    overflow-y: scroll;
  }
  .gnav.active {
    left: 0;
  }
  .gnav .list.type-split {
    display: block;
  }
  .gnav .list.type-split li {
    width: 100%;
    margin: 0 !important;
    font-size: 1.28em;
  }
  .gnav .list.type-split li .label {
    padding: var(--margin);
    border-bottom: 1px solid var(--main-gray);
  }
  .gnav .list li .label {
    width: 100%;
  }
}

/*===============================================================

  title

===============================================================*/
.title.size-xl {
  font-size: 20vh;
}

.title.section-title {
  font-size: 14vh;
  font-weight: 200;
  letter-spacing: .05em;
}

.title.section-title--sub {
  font-size: 12vh;
  font-weight: 200;
  letter-spacing: .05em;
}

.title.page-title {
  font-size: 90px;
  text-align: center;
  font-weight: 200;
  letter-spacing: .05em;
}

.title.section-title > .label {
  line-height: 1;
}

.title.section-title.size-xl {
  font-size: 15vh;
  margin-top: 5vh !important;
}

.title.section-title.size-xl > .label {
  line-height: 1.1;
}

.title.type-ruby {
  min-width: 1.5em !important;
}

.title.type-ruby > .label:after {
  content: "" attr(data-ruby) "";
  padding-left: .5em;
  text-align: center;
  font-size: .5em;
  display: block;
}

.title.type-line_bottom > .label {
  padding-bottom: var(--margin-s);
  border-bottom: 1px solid var(--main-gray);
}

@media (min-width: 769px) {
  .setion_headding .title.section-title {
    min-width: 1em;
    height: auto !important;
    -ms-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
    /*transform: rotate(180deg);*/
    transform: translateY(-50%) rotate(180deg);
    position: relative;
    top: 50%;
  }
  .setion_headding .title.section-title > .label {
    padding-bottom: .5em;
  }
  .setion_headding .title.section-title.type-line_bottom {
    padding-right: .25em;
    transform: rotate(180deg);
    top: auto;
  }
  .setion_headding .title.section-title.type-line_bottom > .label {
    border-bottom: none;
  }
  /*.setion_headding .title.section-title.type-line_bottom:after {
    content: '';
    height: 75vh;
    border-right: 1px solid var(--black-color);
    position: absolute;
    right: 0;
    bottom: 0;
  }*/
}

@media (max-width: 768px) {
  .title.size-xl {
    font-size: 14vw;
  }
  .title.section-title.size-xl {
    font-size: 12.5vw;
    margin-top: 0 !important;
  }
  .setion_headding .title.section-title {
    font-size: 14vw;
    text-align: left;
  }
  /*.setion_headding .title.section-title > .label {
    padding-left: var(--margin-responsive);
    padding-bottom: var(--margin);
    border-bottom: 1px solid var(--black-color);
  }*/
  .title.type-ruby > .label:after {
    padding-top: .1em;
    padding-left: 0;
    text-align: left;
  }
  .title.page-title {
    font-size: 15vw;
  }
}

/*===============================================================

  list

===============================================================*/
/*---------------------------------------------------------------
  split
---------------------------------------------------------------*/
.list.type-split {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}

.list.type-split li {
  font-size: 1rem;
  display: inline-block;
}

.list.type-split li + li {
  margin-left: var(--margin-s);
}

/*---------------------------------------------------------------
  split_line
---------------------------------------------------------------*/
.list.type-split_line {
  display: flex;
  flex-wrap: wrap;
}

.list.type-split_line li {
  font-weight: 700;
  line-height: 1;
}

.list.type-split_line a {
  color: var(--main-gray);
}

.list.type-split_line li + li {
  margin-left: 1em;
  padding-left: 1em;
  border-left: 2px solid var(--main-gray);
}

.contents-footer .list.type-split_line {
  margin-bottom: var(--margin-s);
  font-weight: 600;
}

/* ==================================================================

  table

================================================================== */
.table.type-form {
  font-size: 1.14em;
  border-spacing: 0;
}

.table.type-form th,
.table.type-form td {
  padding: 0;
  vertical-align: top;
  line-height: 1;
}

.table.type-form th {
  width: 200px;
  padding-right: var(--margin-s);
  font-weight: 400;
}

.table.type-form tr + tr > th,
.table.type-form tr + tr > td {
  padding-top: var(--margin-s);
}

@media (max-width: 768px) {
  .table.type-form > tbody > tr > th {
    padding-left: 0;
    padding-right: 0;
    background-color: transparent !important;
  }
  .table.type-form > tbody > tr > td {
    padding-top: 0 !important;
  }
}

/*===============================================================

  scroll section

===============================================================*/
.scrollbtn {
  display: none;
}

[data-scroll-direction="horizontal"] [data-scroll-container] {
  white-space: nowrap;
  overflow: hidden;
}

[data-scroll] {
  transform: none;
  display: inline-block;
}

.scroll-section + .scroll-section {
  margin-top: 0;
  /*border-left: 1px solid #000;*/
}

.scroll-section .thumbnail figure {
  width: 100%;
  height: 100%;
  position: absolute;
  background-repeat: no-repeat;
  background-size: cover;
}

.scroll-section .thumbnail.trac-back figure {
  transform: scale(1.5) !important;
  transition: transform 1.4s cubic-bezier(0.165, 0.84, 0.44, 1), -webkit-transform 1.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.scroll-section .thumbnail.trac-back figure.is-inview {
  transform: scale(1) !important;
  transition-delay: .1s;
  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
}

.scroll-section .thumbnail img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.area-scroll {
  background-color: transparent !important;
  /*background-color: #000 !important;*/
}

@media (min-width: 769px) {
  html.has-scroll-init {
    overflow: hidden;
  }
  .area-scroll {
    height: 100vh;
    padding: 0 !important;
    font-size: 0;
    letter-spacing: 0;
    white-space: nowrap;
    position: relative;
  }
  .area-scroll:before {
    content: '';
    height: 100%;
    font-size: 0;
    line-height: 1;
    letter-spacing: 0;
    vertical-align: middle;
    display: inline-block;
  }
  .scroll-section {
    width: max-content;
    font-size: 1rem;
    letter-spacing: .075em;
    position: relative;
    /*background-color: #eee;*/
    vertical-align: middle;
    display: inline-block;
  }
  .scroll-section .section {
    display: inline-block;
  }
  .scroll-section [class^="section-"] {
    max-width: none;
    /*margin-left: calc(var(--margin) * 1.75);*/
    padding: 0;
    vertical-align: middle;
    white-space: normal;
    display: inline-block;
  }
  .scroll-section [class^="section-"].size-s {
    width: 100%;
    max-width: 600px;
  }
  .scroll-section [class^="section-"].size-l {
    width: 100%;
    max-width: 1020px;
  }
  .scroll-section [class^="section-"].vertical-full {
    height: 100vh;
  }
  .scroll-section [class^="section-"] + [class^="section-"] {
    margin-top: 0;
  }
  .scroll-section .setion_headding {
    margin-right: calc(var(--margin) * 1.75);
  }
  [data-scroll]:not(.is-inview) {
    transform: none !important;
  }
  .scroll-section .thumbnail:after {
    display: none;
  }
  .scroll-section .thumbnail img {
    width: auto;
    max-width: none;
    height: 100%;
  }
}

@media (max-width: 768px) {
  .section:not(.countdown_area) {
    opacity: 1 !important;
  }
  .main > .section {
    margin-bottom: var(--margin-l);
  }
  .main > :last-child {
    margin-bottom: 0 !important;
  }
  .section + .section {
    padding-top: var(--margin-l);
  }
  .area-scroll {
    padding: 0 !important;
  }
  .scroll-section .thumbnail {
    width: 100%;
    height: auto;
  }
  .scroll-section .thumbnail img {
    width: 100%;
    height: auto;
  }
}

/*---------------------------------------------------------------
  section-01
---------------------------------------------------------------*/
#section1 {
  padding-left: var(--margin-l);
}

.section01-main_img {
  width: 60vh;
  height: 54vh;
  position: relative;
  bottom: -16vh;
}

@media (max-width: 768px) {
  #section1 {
    padding-left: 0;
    padding-top: var(--margin-l);
  }
  .section01-main_img {
    width: calc(100% - 18vw) !important;
    margin-left: 13vw;
    bottom: 0;
  }
  .section01-main_img.thumbnail::after {
    padding-top: 90%;
  }
}

#section1::before {
  content: "";
  display: block;
  background-color: #000 !important;
  width: 100vw;
  height: 100vh;
  left: 0;
  bottom: 50%;
  position: absolute;
  transform: translateY(50%) translateX(0%);
  -webkit-transform: translateY(50%) translateX(0%);
}

#section1 .title.size-xl span:nth-of-type(1) {
  color: var(--white-color);
}

#section1 .title.size-xl span:nth-of-type(2) {
  color: var(--red-color);
}

/*---------------------------------------------------------------
  section-02
---------------------------------------------------------------*/
#section2 {
  padding-right: 30vw;
}

.section02-img01 {
  width: 93vh;
  height: 100vh;
}

.section02-img02 {
  width: 59.13vh;
  height: 38.197vh;
  position: absolute;
  top: 50%;
  right: -33%;
  z-index: 1;
}

.section02-img02.thumbnail img {
  top: 45%;
}

@media (max-width: 768px) {
  .section02-img01 {
    width: 100vw !important;
    margin-left: calc(-1 * var(--margin-responsive));
    margin-right: calc(-1 * var(--margin-responsive));
  }
  .section02-img01:after {
    padding-top: 108%;
  }
  .section02-img01.thumbnail img {
    width: auto;
    max-width: none;
    height: 100%;
  }
  .section02-img02 {
    width: 64vw !important;
    margin-top: -8vh;
    position: relative;
    top: auto;
    right: auto;
  }
  .section02-img02:after {
    padding-top: 65%;
  }
}

/*---------------------------------------------------------------
  section-03
---------------------------------------------------------------*/
#section3 {
  border-left: 1px solid var(--black-color);
}

#section3 .section-header {
  height: 100vh;
}

#section3 .section-header {
  width: auto;
}

.section03-img01.thumbnail figure,
.section03-img01.thumbnail img {
  width: 100%;
  height: auto;
  position: static;
  transform: none;
}

@media (max-width: 768px) {
  #section3 {
    border: none;
  }
  #section3 .section-header {
    height: auto;
  }
  #section3 .section-block {
    padding-bottom: 0;
  }
  .section03-img01 {
    height: 46vw !important;
    position: relative;
    overflow: visible;
  }
  .section03-img01.thumbnail figure {
    width: 93vw;
    height: 100%;
    position: absolute;
    background-repeat: no-repeat;
    background-size: cover;
  }
  .section03-img01.thumbnail img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .section03-img01::after {
    display: none;
  }
}

/*---------------------------------------------------------------
  section-05
---------------------------------------------------------------*/
#section4 {
  margin-left: calc(var(--margin) * 1.75);
}

.article-list {
  display: flex;
  flex-wrap: wrap;
}

.article-list > * {
  padding: 0 var(--margin);
  margin: 0 !important;
  border-left: 1px solid var(--black-color);
}

.article-list > :last-child {
  border-right: 1px solid var(--black-color);
}

.article-list .thumbnail {
  width: 100%;
}

.article-list .thumbnail:after {
  content: '';
  width: 100%;
  padding-top: 60%;
  display: block;
}

.article-list .article .title {
  margin-top: var(--margin-top);
  font-weight: 400;
}

.journal-list .article .description {
  color: #aaa;
}

.section05-img04 {
  width: 37vh;
  height: 78vh;
  bottom: -10vh;
}

.section05-img05 {
  width: 48vh;
  height: 55vh;
  margin-left: var(--margin-l);
  bottom: -3vh;
}

@media (max-width: 768px) {
  #section4 {
    margin-left: 0;
    border-left: none;
    border-top: 1px solid var(--black-color);
  }
  #section4 .section-header + [class^="section-"] {
    margin-left: 0;
  }
  .article-list > * {
    padding: 0;
    border: none !important;
  }
  .article-list > * + * {
    margin-top: var(--margin-l) !important;
  }
  .article-list .thumbnail {
    width: 100%;
    height: auto;
  }
  .article-list .thumbnail:after {
    padding-top: 64%;
  }
  .article-list .article .title,
  .article-list .article .description {
    margin-top: var(--margin);
  }
}

/*---------------------------------------------------------------
  section-07
---------------------------------------------------------------*/
video {
  height: 100%;
  overflow: hidden;
  filter: grayscale(60%) saturate(200%) brightness(90%);
}

@media (max-width: 1020px) {
  .scroll-section video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  .scroll-section video {
    width: auto;
    max-width: none;
    height: 100%;
  }
}

/*#section7 {
  width: max-content;
}*/
#section7::before {
  content: "";
  display: block;
  background-color: #000 !important;
  width: 50vw;
  height: 100vh;
  overflow: hidden;
  left: 0;
  bottom: 50%;
  position: absolute;
  transform: translateY(50%) translateX(0%);
  -webkit-transform: translateY(50%) translateX(0%);
}

#section7 .title.section-title {
  color: yellow;
  margin: 0 5rem;
}

/*---------------------------------------------------------------
  section-09
---------------------------------------------------------------*/
.section#section9 {
  /*max-width: 100vw;*/
  /*margin-left:45vw;*/
}

@media (max-width: 768px) {
  .section#section9 {
    margin-left: unset;
  }
}

/*---------------------------------------------------------------
  section-10
---------------------------------------------------------------*/
/*#section10::before {
  content: "";
  display: block;
  background-color: #000 !important;
  width: 200vw;
  height: 100vh;
  left: 0;
  bottom: 50%;
  position: absolute;
  transform: translateY(50%) translateX(0%);
   -webkit-transform: translateY(50%) translateX(0%);
}
*/
/*=========================*/
/* -- form#mail_form, dl, dt, dd -------------------------------------------------------------------------------- */
form#mail_form * {
  margin: 0;
  padding: 0;
  box-sizing: content-box;
}

form#mail_form {
  /*width: 1000px;*/
  margin: 50px auto;
  background: #ffffff;
  border: 1px solid #cccccc;
  border-radius: 7px;
  box-shadow: 0 0 7px rgba(0, 0, 0, 0.2);
  line-height: 1.8;
}

form#mail_form dl {
  width: 90%;
  margin: 0.5em auto;
  /*border-bottom: 1px solid #cccccc;*/
}

form#mail_form dl:after,
form#mail_form dl dt:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}

form#mail_form dl dt {
  width: 30%;
  float: left;
  /*padding: 35px 0 25px;*/
  text-align: right;
}

form#mail_form dl dd {
  width: 65%;
  float: right;
  /*padding: 30px 0 25px 5%;*/
}

form#mail_form dl dt i {
  float: left;
  position: relative;
  top: -2px;
}

/* -- span.required, span.optional -------------------------------------------------------------------------------- */
form#mail_form dl dt span.required,
form#mail_form dl dt span.optional {
  display: inline-block;
  font-size: 85%;
  color: #ff0000;
  padding: 4px 10px;
  border-radius: 3px;
}

/* -- error message -------------------------------------------------------------------------------- */
form#mail_form dl dd span.error_blank,
form#mail_form dl dd span.error_format,
form#mail_form dl dd span.error_match {
  display: block;
  color: #ff0000;
  margin-top: 5px;
}

/* -- loading -------------------------------------------------------------------------------- */
div.loading-layer {
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  position: fixed;
  left: 0px;
  top: 0px;
  z-index: 10000;
}

span.loading {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border-top: 5px solid rgba(255, 255, 255, 0.2);
  border-right: 5px solid rgba(255, 255, 255, 0.2);
  border-bottom: 5px solid rgba(255, 255, 255, 0.2);
  border-left: 5px solid #ffffff;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation: load-circle 1.0s linear infinite;
  animation: load-circle 1.0s linear infinite;
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -30px;
  margin-left: -30px;
}

@-webkit-keyframes load-circle {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@keyframes load-circle {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

/* -- input, select, textarea -------------------------------------------------------------------------------- */
form#mail_form input[type="text"],
form#mail_form input[type="email"],
form#mail_form input[type="tel"] {
  width: calc( 100% - 4% - 2px);
  padding: 7px 2%;
  border: 1px solid #cccccc;
  border-radius: 3px;
  background: #fafafa;
  -webkit-appearance: none;
  font-size: 16px;
  font-family: inherit;
  line-height: normal;
}

form#mail_form input[type="text"]:focus,
form#mail_form input[type="email"]:focus,
form#mail_form textarea:focus {
  box-shadow: 0px 0px 5px #55ccff;
  border: 1px solid #55ccff;
  background: #ffffff;
}

form#mail_form textarea {
  display: block;
  width: calc( 100% - 4% - 2px);
  height: 200px;
  padding: 7px 2%;
  resize: vertical;
  border: 1px solid #cccccc;
  border-radius: 3px;
  background: #fafafa;
  -webkit-appearance: none;
  font-size: 16px;
  font-family: inherit;
  line-height: normal;
}

/* -- ul, li -------------------------------------------------------------------------------- */
form#mail_form ul {
  list-style-type: none;
}

form#mail_form ul li label {
  display: block;
  margin-top: 10px;
  padding: 7px 2%;
  border-radius: 3px;
  background: #f0f0f0;
}

form#mail_form ul li:first-child label {
  margin-top: 0px;
}

form#mail_form ul li label:hover {
  cursor: pointer;
  background: #e0e0e0;
}

/* -- input design -------------------------------------------------------------------------------- */
form#mail_form input[name="company"] {
  width: 70%;
}

form#mail_form input[name="name_1"],
form#mail_form input[name="name_2"] {
  width: 30%;
  width: calc( 100% - 4% - 2px);
}

form#mail_form input[name="mail_address"],
form#mail_form input[name="mail_address_confirm"] {
  width: calc( 100% - 4% - 2px);
  padding: 7px 2%;
}

/* -- button -------------------------------------------------------------------------------- */
form#mail_form p#form_submit {
  width: 90%;
  margin: 0 auto;
  padding: 30px 0;
  display: flex;
  justify-content: center;
}

form#mail_form input[type="button"] {
  padding: 7px 20px;
  border: 1px solid #eee;
  border-radius: 3px;
  background: #ff0000;
  font-size: 16px;
  color: #ffffff;
  font-family: inherit;
  -webkit-appearance: none;
}

form#mail_form input[type="button"]:hover {
  cursor: pointer;
  background: #ff0000;
  opacity: .8;
  border: 1px solid #398439;
}

/* -- responsive ----------------------------------------------------------------------------------------------------------------------- */
/* 1000pixel start */
@media screen and (max-width: 1000px) {
  /* -- form#mail_form, dl, dt, dd -------------------------------------------------------------------------------- */
  form#mail_form {
    width: 95%;
    font-size: 100%;
  }
  form#mail_form dl dt {
    width: auto;
    float: none;
    padding: 25px 0 10px;
    text-align: left;
    font-weight: bold;
  }
  form#mail_form dl dd {
    width: auto;
    float: none;
    padding: 0px 0 20px 0px;
  }
  form#mail_form dl dt i {
    float: none;
    position: static;
    font-weight: normal;
  }
  /* -- span.required, span.optional -------------------------------------------------------------------------------- */
  form#mail_form dl dt span.required,
  form#mail_form dl dt span.optional {
    margin: 0 15px 0 0;
  }
  /* -- button -------------------------------------------------------------------------------- */
  form#mail_form p#form_submit {
    padding: 25px 0;
  }
  form#mail_form input[type="button"] {
    margin-left: 0;
  }
}

/* 1000pixel end */
/*====for ytube=====================*/
.ytube {
  display: block;
  margin-left: auto;
  margin-right: auto;
  padding-top: 56.25%;
  position: relative;
  width: 100%;
}

.ytube iframe {
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  /*border-radius: 15px;*/
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12), 0 3px 1px -2px rgba(0, 0, 0, 0.2);
}

.ytube a {
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}