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


  Google Fonts


============================================================*/
@font-face {
  font-family: 'Noto Sans Japanese';
  font-style: normal;
  font-weight: 100;
  src: url('../fonts/NotoSansJP-Thin.woff2') format('woff2'),
       url('../fonts/NotoSansJP-Thin.woff') format('woff'),
       url('../fonts/NotoSansJP-Thin.otf') format('opentype');
}
@font-face {
  font-family: 'Noto Sans Japanese';
  font-style: normal;
  font-weight: 200;
  src: url('../fonts/NotoSansJP-Light.woff2') format('woff2'),
       url('../fonts/NotoSansJP-Light.woff') format('woff'),
       url('../fonts/NotoSansJP-Light.otf') format('opentype');
}
@font-face {
   font-family: 'Noto Sans Japanese';
   font-style: normal;
   font-weight: 300;
   src: url('../fonts/NotoSansJP-DemiLight.woff2') format('woff2'),
        url('../fonts/NotoSansJP-DemiLight.woff') format('woff'),
        url('../fonts/NotoSansJP-DemiLight.otf') format('opentype');
}
@font-face {
   font-family: 'Noto Sans Japanese';
   font-style: normal;
   font-weight: 400;
   src: url('../fonts/NotoSansJP-Regular.woff2') format('woff2'),
        url('../fonts/NotoSansJP-Regular.woff') format('woff'),
        url('../fonts/NotoSansJP-Regular.otf') format('opentype');
 }
@font-face {
   font-family: 'Noto Sans Japanese';
   font-style: normal;
   font-weight: 500;
   src: url('../fonts/NotoSansJP-Medium.woff2') format('woff2'),
        url('../fonts/NotoSansJP-Medium.woff') format('woff'),
        url('../fonts/NotoSansJP-Medium.otf') format('opentype');
 }
@font-face {
   font-family: 'Noto Sans Japanese';
   font-style: normal;
   font-weight: 700;
   src: url('../fonts/NotoSansJP-Bold.woff2') format('woff2'),
        url('../fonts/NotoSansJP-Bold.woff') format('woff'),
        url('../fonts/NotoSansJP-Bold.otf') format('opentype');
 }
@font-face {
   font-family: 'Noto Sans Japanese';
   font-style: normal;
   font-weight: 900;
   src: url('../fonts/NotoSansJP-Black.woff2') format('woff2'),
        url('../fonts/NotoSansJP-Black.woff') format('woff'),
        url('../fonts/NotoSansJP-Black.otf') format('opentype');
 }

@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 300;
   src: url('../fonts/Nunito-Light.woff2') format('woff2'),
        url('../fonts/Nunito-Light.woff') format('woff'),
        url('../fonts/Nunito-Light.otf') format('opentype');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2212, U+2215, U+E0FF, U+EFFD, U+F000;
}
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 400;
   src: url('../fonts/Nunito-Regular.woff2') format('woff2'),
        url('../fonts/Nunito-Regular.woff') format('woff'),
        url('../fonts/Nunito-Regular.otf') format('opentype');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2212, U+2215, U+E0FF, U+EFFD, U+F000;
}
@font-face {
  font-family: 'Nunito';
  font-style: normal;
  font-weight: 700;
   src: url('../fonts/Nunito-Bold.woff2') format('woff2'),
        url('../fonts/Nunito-Bold.woff') format('woff'),
        url('../fonts/Nunito-Bold.otf') format('opentype');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2212, U+2215, U+E0FF, U+EFFD, U+F000;
}

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


  reset.css


============================================================*/
html, body, div, span, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
abbr, address, cite, code,
del, dfn, em, img, ins, kbd, q, samp,
small, strong, sub, sup, var,
b, i,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    background: transparent;
}

body {
    line-height: 1;
    word-break: break-all;
}

article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section { 
    display: block;
}

h1, h2, h3, h4, h5, h6 {  
    font-weight:normal;  
    font-size:100%;  
}  

ol, ul {
  list-style: none;
}

blockquote, q {
    quotes: none;
}

blockquote:before, blockquote:after,
q:before, q:after {
    content: "";
    content: none;
}

a {
    margin: 0;
    padding: 0;
    font-size: 100%;
    background: transparent;
}

ins {
    background-color: #ff9;
    color: #000;
    text-decoration: none;
}

mark {
    background-color: #ff9;
    color: #000; 
    font-style: italic;
    font-weight: bold;
}

del {
    text-decoration: line-through;
}

abbr[title], dfn[title] {
    border-bottom:1px dotted;
    cursor: help;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

hr {
    display: block;
    border: 0;   
    margin: 0;
    padding: 0;
}

input, select {
    vertical-align: middle;
}

img {
  vertical-align: top;
  font-size: 0;
  line-height: 0;
  -ms-interpolation-mode: bicubic;
}

strong, em, b, i, small {
  font-weight: normal;
  font-style: normal;
}

button {
  border: none;
  background: none;
  outline: none;
  padding: 0;
  display: block;
  cursor: pointer;
}

button:disabled {
  cursor: default;
}


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


  common.css


============================================================*/
html {
  width: 100%;
  background: #ffe100;
}


body {
  width: 100%;
  color: #000;
  -webkit-text-size-adjust: 100%;
  position: relative;
  overflow-x: hidden;
  -webkit-transition: opacity 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  -moz-transition: opacity 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  -ms-transition: opacity 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  -o-transition: opacity 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  transition: opacity 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

.pc {
  display: block !important;
}
.sp {
  display: none !important;
}

@media (max-width: 660px) {
  html.csstransitions body {
  }

  html.csstransitions body.drawn {
    margin-left: 35%;
  }

  html.csstransitions body.drawn.nest {
    margin-left: 83%;
  }

  .pc {
    display: none !important;
  }
  .sp {
    display: block !important;
  }
}




::-moz-selection {
  background-color: #ffe100;
  color: #000;
}

::selection {
  background-color: #ffe100;
  color: #000;
}







/*========================================
  font
========================================*/
body * {
  font-family:
  'Noto Sans Japanese',
  "游ゴシック", "YuGothic",
  "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN",
  "メイリオ", Meiryo,
  Helvetica, Arial, sans-serif;
  font-size: 16px;
  font-weight: normal;
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}



@media (min-width: 1921px) {
  body * { font-size: 18px;}
}

@media (max-width: 1920px) {
  body * { font-size: 16px;}
}

@media (max-width: 1140px) {
  body * { font-size: 14px;}
}

@media (max-width: 768px) {
  body * { font-size: 12px;}
}

@media (max-width: 660px) {
  body * { font-size: 16px;}
}







/*========================================
  a
========================================*/
a {
  outline: 0;
  text-decoration: none;
  cursor: pointer;
  color: #000;
}
a:link { text-decoration: none;}
a:visited { text-decoration: none;}
a:hover { text-decoration: none;}
a:focus { text-decoration: none;}
a:active { text-decoration: none;}



@media (max-width: 1280px) {

}

@media (max-width: 1140px) {

}

@media (max-width: 1000px) {

}

@media (max-width: 768px) {

}

@media (max-width: 660px) {

}











/*========================================
  global header
========================================*/
#header {
  display: block;
  width: 100%;
  height: 100px;
  text-align: left;
  background: #fff;
  border-bottom: 1px solid #000;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 10;
}


@media (max-width: 660px) {
  #header {
    height: 64px;
  }
}






#header h1 {
  display: inline-block;
  height: 100px;
  line-height: 100px;
  text-align: left;
  vertical-align: top;
  margin-left: 20px;
  padding: 20px 0;
  float: left;
  position: relative;
}

#header h1 img {
  width: auto;
  height: 60px;
}

@media (max-width: 660px) {
  #header h1 {
    /*width: 136px;*/
	width:64px;
    height: 64px;
    padding: 0;
    margin-left: 12px;
    background: url(/sp/cosgenic/common/images/logo-nikon-min.png) left center no-repeat;
    background-size: 70% 70%;
  }

  #header h1 a {
    display: block;
    width: 100%;
    height: 100%;
  }

  #header h1 img {
    display: none;
  }
}







#header h2 {
  display: inline-table;
  width: 220px;
  height: 100%;
  margin-left: 20px;
  position: relative;
}

@media (max-width: 1024px) {
  #header h2 {
    width: 200px;
  }
}

@media (max-width: 660px) {
  #header h2 {
    width: 130px;
   margin-left: 0;
  }

  html.ios6 #header h2,
  html.androidbrowser #header h2 {
    position: absolute;
    left: 142px;
    top: 0;
  }

  html.ios6 #header h2 {
    display: block;
    height: auto;
    top: 12px;
  }
}




#header h2 a {
  display: table-cell;
  height: 100%;
  font-size: 0;
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

#header h2 a img {
  vertical-align: baseline;
}

#header h2 a img.logo {
  width: 63%;
  height: auto;
}

#header h2 a img.poweredby {
  width: 32%;
  height: auto;
  margin-left: 5%;
}

html.ios6 #header h2 a img.logo,
html.androidbrowser #header h2 a img.logo {
  width: 138px;
}

html.ios6 #header h2 a img.poweredby,
html.androidbrowser #header h2 a img.poweredby {
  width: 70px;
  margin-left: 12px;
}


#header h2 a em {
  display: inline-block;
  width: 0;
  height: 0;
  overflow: hidden;
}


@media (max-width: 660px) {
  html.ios6 #header h2 a {
    display: block;
    height: auto;
  }

  html.ios6 #header h2 a img.logo,
  html.androidbrowser #header h2 a img.logo {
    width: 82px;
  }

  html.ios6 #header h2 a img.poweredby,
  html.androidbrowser #header h2 a img.poweredby {
    width: 41px;
    margin-left: 7px;
  }
}












#header nav {
  display: block;
  /*width: 37.4%;*/
  width:45%;
  height: 100%;
  margin-right: 2%;
  padding-right: 140px;
  float: right;
}


@media (max-width: 1145px) {
  #header nav {
    width: 42.5%;
	padding-right: 100px;
  }
}

@media (max-width: 980px) {
  #header nav {
    width: 40%;
    padding-right: 0;
  }
  #header nav li a{
	font-size:12px!important;
  }
  #header nav > ul > li > a > .arrow{
	  display:none!important;
  }
}

@media (max-width: 768px) {
  #header nav {
    display: block;
    width: 100%;
    height: 0;
    background: rgba(0,0,0,0.9);
    overflow: hidden;
    position: fixed;
    left: 0px;
    top: 100px;
    z-index: 10;
  }

  #header nav.show {
    -webkit-animation: show_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
       -moz-animation: show_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
        -ms-animation: show_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
         -o-animation: show_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
            animation: show_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
  }

  #header nav.hide {
    -webkit-animation: hide_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
       -moz-animation: hide_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
        -ms-animation: hide_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
         -o-animation: hide_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
            animation: hide_menu 0.6s cubic-bezier(0.23, 1, 0.32, 1) both;
  }
  
}

@media (max-width: 660px) {
  #header nav {
    top: 64px;
  }
}

@-webkit-keyframes show_menu {
  0% { height: 0;}
  100% { height: 100%;}
}

@-moz-keyframes show_menu {
  0% { height: 0;}
  100% { height: 100%;}
}

@-ms-keyframes show_menu {
  0% { height: 0;}
  100% { height: 100%;}
}

@-o-keyframes show_menu {
  0% { height: 0;}
  100% { height: 100%;}
}

@keyframes show_menu {
  0% { height: 0;}
  100% { height: 100%;}
}



@-webkit-keyframes hide_menu {
  0% { height: 100%;}
  100% { height: 0;}
}

@-moz-keyframes hide_menu {
  0% { height: 100%;}
  100% { height: 0;}
}

@-ms-keyframes hide_menu {
  0% { height: 100%;}
  100% { height: 0;}
}

@-o-keyframes hide_menu {
  0% { height: 100%;}
  100% { height: 0;}
}

@keyframes hide_menu {
  0% { height: 100%;}
  100% { height: 0;}
}






#header nav > ul {
  display: block;
  width: 100%;
  height: 100%;
}

#header nav > ul > li {
  display: inline-table;
  width: 24.5%;
  height: 30px;
  padding: 35px 0;
  float: left;
  position: relative;
}


#header nav > ul > li:nth-of-type(2) {
  width: 26%;
}

#header nav > ul > li > a {
  display: table-cell;
  height: 30px;
  text-align: center;
  vertical-align: middle;
  box-sizing: border-box;
  border-left: 1px solid #ccc;
}

#header nav > ul > li:nth-of-type(4) > a {
  border-left: 1px solid #ccc;
  border-right: 1px solid #ccc;
}

#header nav > ul > li:last-of-type > a {
  border-right: 1px solid #ccc;
}

#header nav > ul > li > a > em {
  display: inline-block;
  font-family: 'Nunito';
  font-size: 100%;
  letter-spacing: 0.08em;
  position: relative;
}

#header nav > ul > li > a > em:before {
  content: "";
  display: none;
  width: 100%;
  height: 5px;
  background: #ffe100;
  position: absolute;
  left: 0;
  bottom: -0.6em;
}

#top #header nav > ul > li:nth-of-type(1) > a > em:before,
#information #header nav > ul > li:nth-of-type(2) > a > em:before,
#lesson #header nav > ul > li:nth-of-type(3) > a > em:before,
#gallery #header nav > ul > li:nth-of-type(4) > a > em:before {
  display: block!important;
}

#header nav > ul > li > a > .arrow {
  display: inline-block;
  width: 0.7em;
  height: 0.8em;
  vertical-align: middle;
  margin-right: 0.4em;
  margin-top: -0.25em;
  background: url(/sp/cosgenic/common/images/arrow-right-bk.svg) left center no-repeat;
  background-size: contain;
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

#header nav > ul > li > a:hover > .arrow {
  -webkit-transform: rotate(360deg);
     -moz-transform: rotate(360deg);
      -ms-transform: rotate(360deg);
       -o-transform: rotate(360deg);
          transform: rotate(360deg);
}



@media (max-width: 768px) {
  
  /*グロナビの下が隠れないようヘッダー高さ分だけ下にマージンを入れる*/
  #header nav ul li:last-child{
	margin-bottom:100px;
  }
  #header nav ul li div ul li:last-child{
	margin-bottom:0;
  }
  
  #header nav ul {
    display: block;
    width: 100%;
    height: 100%;
	
	 overflow: auto;
	 -webkit-overflow-scrolling: touch!important;
  }
  

  #header nav > ul > li {
    display: block;
    width: 100%;
    height: auto;
    padding: 0;
    float: none;
  }

  #header nav > ul > li:nth-of-type(2) {
    width: 100%;
  }

  #header nav > ul > li > a {
    display: block;
    width: 100%;
    height: auto;
    color: #fff;
    font-size: 93.75%;
    text-align: left;
    box-sizing: border-box;
    padding: 3.4% 4%;
    border-bottom: 1px solid #fff !important;
  }

  #header nav > ul > li:first-of-type > a,
  #header nav > ul > li:nth-of-type(2) > a,
  #header nav > ul > li:last-of-type > a {
    border-left: none;
    border-right: none;
  }

  #header nav > ul > li > a > em {
    font-size: 100%;
  }

  #header nav > ul > li > a > em:before {
    display: none;
  }

  #top #header nav > ul > li:nth-of-type(1) > a > em:before,
  #lesson #header nav > ul > li:nth-of-type(2) > a > em:before,
  #gallery #header nav > ul > li:nth-of-type(3) > a > em:before {
    display: none;
  }

  #header nav > ul > li > a .arrow {
    width: 0.43em;
    height: 0.5em;
    background-image: url(/sp/cosgenic/common/images/arrow-right-wh.svg);
  }

  #header nav > ul > li:nth-of-type(2) > a .arrow {
    display: none;
  }
}











#header nav > ul > li > div {
  display: block;
  width: 100%;
  height: 0;
  line-height: 3em;
  text-align: center;
  background: rgba(0,0,0,0.8);
  overflow: hidden;
  position: fixed;
  left: 0px;
  top: 100px;
}

#header nav > ul > li:hover > div {
  padding-top: 1em;
  height: 17em;
}

#header nav > ul > li:hover > div ul {
  width: 1000px;
  margin: 0 auto;
  text-align: left;
}

#header nav > ul > li > div li {
  display: inline-block;
  width: 200px;
  margin-bottom:10px;
  text-align:center;
}

/*#header nav > ul > li > div li.last {
 width: 100px;
}*/

#header nav > ul > li > div li > a {
  display: inline-block;
  color: #fff;
  font-family: 'Nunito';
  font-size: 100%;
  line-height:1.6;
  letter-spacing: 0.08em;
  white-space: nowrap;
  position: relative;
}

#header nav > ul > li > div li > a.comingsoon {
  opacity: 0.5;
}

#header nav > ul > li > div li > a .arrow {
  display: inline-block;
  width: 0.7em;
  height: 0.8em;
  vertical-align: middle;
  margin-right: 0.6em;
  margin-top: -0.25em;
  background: url(/sp/cosgenic/common/images/arrow-right-wh.svg) left center no-repeat;
  background-size: contain;
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

#header nav > ul > li > div li > a:hover > .arrow {
  -webkit-transform: rotate(360deg);
     -moz-transform: rotate(360deg);
      -ms-transform: rotate(360deg);
       -o-transform: rotate(360deg);
          transform: rotate(360deg);
}

#header nav > ul > li > div li > a.comingsoon {
  cursor: default;
}

#header nav > ul > li > div li > a.comingsoon > .arrow {
  -webkit-transition: none;
     -moz-transition: none;
      -ms-transition: none;
       -o-transition: none;
          transition: none;
}

#header nav > ul > li > div li > a > i {
  display: block;
  font-size: 75%;
  position: absolute;
  left: 1.2em;
  top: 1.4em;
}

#header nav > ul > li > div li > a > span{
	font-size:0.75em;
	display:block;
}


@media (min-width: 769px) {
  #header nav > ul > li > div {
    -webkit-transition: height 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
       -moz-transition: height 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
        -ms-transition: height 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
         -o-transition: height 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
            transition: height 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
  }
}

@media (max-width: 768px) {
  #header nav > ul > li > div {
    height: auto;
    text-align: left;
    line-height: 1;
    box-sizing: border-box;
    border-bottom: 1px solid #fff;
    background: none;
    position: static;
  }

  #header nav > ul > li:hover > div {
    padding-top: 0;
    height: auto;
  }


  #header nav > ul > li:hover > div ul {
    width: 100%;
  }

  #header nav > ul > li > div li {
    display: block;
    width: 100%;
	margin-bottom:0;
	text-align:left;
  }

  #header nav > ul > li > div li > a {
    display: block;
    width: 84.4%;
    letter-spacing: 0.06em;
    box-sizing: border-box;
    margin: 0 7.8%;
    padding: 3% 0;
    font-size: 80%;
  }

  #header nav > ul > li > div li + li > a {
    border-top: 1px solid #ccc;
  }

  #header nav > ul > li > div li > a .arrow {
    width: 0.43em;
    height: 0.5em;
    margin-right: 0.4em;
	padding-left:0;
  }

  #header nav > ul > li > div li > a > i {
    display: inline;
    font-size: 87.5%;
    position: static;
  }

  #header nav > ul > li > div li > a > span{
	padding-left:1em;
	font-size:1.0em;
	display:inline-block;
  }

}






#header > .button {
  display: none;
  width: 20px;
  height: 15px;
  text-align: center;
  margin: auto 0;
  background: url(/sp/cosgenic/common/images/menu.svg) center center no-repeat;
  position: absolute;
  right: 4%;
  top: 0;
  bottom: 0;
  z-index: 4;
}

#header > .button span {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}

@media (max-width: 768px) {
  #header > .button.menu {
    display: block;
  }

  #header > nav.show + .button.menu {
    background-image: url(/sp/cosgenic/common/images/multiply-2.svg); 
  }
}













/*========================================
  main
========================================*/
#main {
  display: block;
  width: 100%;
  background: #fff;
  overflow-x: hidden; 
  position: relative;
}










/*========================================
  footer
========================================*/
#footer {
  display: block;
  width: 100%;
  box-sizing: border-box;
  padding: 3% 2.5%;
  background: #ffe100;
  position: relative;
  z-index: 1;
}

@media (max-width: 660px) {
  #footer {
    text-align: center;
    padding: 8% 4%;
  }
}



#footer a.support {
  display: inline-block;
  font-size: 87.5%;
  letter-spacing: 0.04em;
  padding-bottom: 0.4em;
  border-bottom: 1px solid #000;
  vertical-align: baseline;
}

#footer a.support:hover {
  border: none;
}

#footer small {
  display: inline;
  font-family: 'Nunito';
  font-size: 87.5%;
  font-weight: 300;
  letter-spacing: 0.08em;
  margin-left: 2.5%;
  vertical-align: baseline;
}



@media (max-width: 660px) {
  #footer a.support {
    font-size: 68.75%;
  }

  #footer small {
    display: block;
    font-size: 62.5%;
    letter-spacing: 0.08em;
    margin-left: 0;
    margin-top: 5%;
  }
}




#footer a.pagetop {
  display: block;
  width: 8em;
  height: 8em;
  text-align: center;
  background: #ffe100;
  border-radius: 100%;
  margin: 0 auto;
  position: absolute;
  left: 0;
  right: 0;
  top: -4em;
  z-index: -1;
  -webkit-transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      height 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      top 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      height 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      top 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      height 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      top 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      height 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      top 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      height 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      top 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

#footer a.pagetop:hover {
  width: 9em;
  height: 9em;
  top: -4.5em;
}

#footer a.pagetop img {
  width: 20%;
  height: auto;
  margin-top: 25%;
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

#footer a.pagetop:hover img {
  -webkit-transform: rotate(360deg);
     -moz-transform: rotate(360deg);
      -ms-transform: rotate(360deg);
       -o-transform: rotate(360deg);
          transform: rotate(360deg);
}


#footer a.pagetop span {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}

@media (max-width: 660px) {
  #footer a.pagetop {
    width: 5em;
    height: 5em;
    top: -2.5em;
  }

  #footer a.pagetop:hover {
    width: 5em;
    height: 5em;
    top: -2.5em;
  }
}











/*========================================
  share
========================================*/
div.share {
  display: block;
  height: 48px;
  margin: auto 0;
  position: absolute;
  right: 1.4%;
  top: 0;
  bottom: 0;
}

div.share ul {
}

div.share ul li {
  display: block;
}

div.share ul li + li {
  margin-top: 8px;
}

/*
div.share ul li iframe {
  width: 130px;
  height: 20px;
}
*/

.fb_iframe_widget {
  display: inline-block;
  position: relative;
  overflow: hidden;
}

.fb_iframe_widget span {
  height: 20px;
  z-index: 0;
  overflow: hidden;
}

.fb_edge_widget_with_comment span.fb_edge_comment_widget iframe.fb_ltr {
    display: none !important;
}


@media (max-width: 980px) {
  #header div.share {
    width: 0;
    height: 0;
    overflow: hidden;
  }

  #footer div.share {
    display: table;
    width: 100%;
    height: auto;
    margin-bottom: 8.6%;
    position: static;
  }

  #footer div.share ul {
    text-align: center;
    display: table-cell;
    height: 100%;
    vertical-align: middle;
  }

  div.share ul li {
    display: inline-block;
    vertical-align: top;
  }

  div.share ul li + li {
    margin-top: 0;
    margin-left: 8px;
  }
}












/*========================================
  zoom
========================================*/
.zoom {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
}

.zoom:before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 1;
  -webkit-transition:opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition:opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition:opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition:opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
          transition:opacity 0.6s cubic-bezier(0.19, 1, 0.22, 1);
}

.zoom:hover:before {
  opacity: 0.06;
}

html.ios .zoom:before {
  display: none;
}


.zoom > img {
  position: relative !important;
  z-index: 0;
}


.zoom i {
  display: block;
  width: 3.75em;
  height: 3.75em;
  font-size: 100%;
  position: absolute;
  right: 0;
  bottom: 0;
}


.zoom i .corner {
  width: 100%;
  height: 100%;
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  transform-origin: right bottom;
  -webkit-transform: scale(1);
     -moz-transform: scale(1);
      -ms-transform: scale(1);
       -o-transform: scale(1);
          transform: scale(1);
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.zoom:hover i .corner {
  -webkit-transform: scale(1.4);
     -moz-transform: scale(1.4);
      -ms-transform: scale(1.4);
       -o-transform: scale(1.4);
          transform: scale(1.4);
}


.zoom i .plus {
  width: 30% !important;
  height: 30% !important;
  position: absolute;
  right: 15%;
  bottom: 15%;
  z-index: 2;
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      right 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      bottom 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      right 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      bottom 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      right 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      bottom 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      right 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      bottom 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      right 0.4s cubic-bezier(0.19, 1, 0.22, 1),
                      bottom 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.zoom:hover i .plus {
  right: 24%;
  bottom: 24%;
  -webkit-transform: rotate(360deg);
     -moz-transform: rotate(360deg);
      -ms-transform: rotate(360deg);
       -o-transform: rotate(360deg);
          transform: rotate(360deg);
}




.zoom i span {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}


@media (max-width: 660px) {
  .zoom i {
    width: 2em;
    height: 2em;
  }
}















/*========================================
  .button close
========================================*/
.button.close {
  display: block;
  width: 4em;
  height: 4em;
  box-sizing: border-box;
  border: 0.375em solid #fff;
  border-radius: 50%;
  position: absolute;
}


.button.close > img {
  width: 40%;
  height: 40%;
  margin: auto;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  -webkit-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
     -moz-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
      -ms-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
       -o-transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
          transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

.button.close:hover > img {
  -webkit-transform: rotate(360deg);
     -moz-transform: rotate(360deg);
      -ms-transform: rotate(360deg);
       -o-transform: rotate(360deg);
          transform: rotate(360deg);
}



.button.close span {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}


@media (max-width: 660px) {
  .button.close {
    width: 2em;
    height: 2em;
    border-width: 2px;
  }
}










/*========================================
  modal
========================================*/
#modal {
  display: block;
  width: 100%;
  height: 100%;
  text-align: center;
  position: fixed;
  left: -100%;
  top: 0;
  z-index: 50;
  opacity: 0;
  -webkit-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -moz-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -ms-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -o-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

#modal.lesson1 {
  background: rgba(112,215,215,0.95);
}

#modal.lesson2 {
  background: rgba(201,153,211,0.95);
}

#modal.lesson3 {
  background: rgba(254,155,174,0.95);
}

#modal.lesson4 {
  background: rgba(145,201,242,0.95);
}

#modal.lesson5 {
  background: rgba(136,215,98,0.95);
}

#modal.lesson6 {
  background: rgba(253,206,62,0.95);
}

#modal.lesson7 {
  background: rgba(127,153,237,0.95);
}

#modal.lesson8 {
  background: rgba(253,152,106,0.95);
}

#modal.lesson9 {
  background: rgba(145,228,242,0.95);
}

#modal.lesson10 {
  background: rgba(255,117,117,0.95);
}

#modal.lesson11 {
  background: rgba(175,135,235,0.95);
}

#modal.lesson12 {
  background: rgba(251,148,151,0.95);
}

#modal.lesson13 {
  background: rgba(82,194,136,0.95);
}

#modal.lesson14 {
  background: rgba(157,208,251,0.95);
}

#modal.lesson15 {
  background: rgba(248,221,96,0.95);
}

#modal.lesson16 {
  background: rgba(217,106,116,0.95);
}

html.ios #modal {
  position: absolute;
}


/*モーダル調整*/
#modal.active {
  opacity: 1;
}

body.modal #modal {
  left: 0;
}

body.modal {
  overflow: hidden !important;
}

body.modal #main{
	overflow-y: scroll;
}

body.modal #header{
	overflow-y: scroll;
	overflow-x: hidden;
}
/*モーダル調整ここまで*/


#modal iframe {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 0;
  -webkit-transition: opacity 0.1s cubic-bezier(0.23, 1, 0.32, 1);
  -moz-transition: opacity 0.1s cubic-bezier(0.23, 1, 0.32, 1);
  -ms-transition: opacity 0.1s cubic-bezier(0.23, 1, 0.32, 1);
  -o-transition: opacity 0.1s cubic-bezier(0.23, 1, 0.32, 1);
  transition: opacity 0.1s cubic-bezier(0.23, 1, 0.32, 1);
}

#modal iframe.active {
  opacity: 1;
}

#modal .button.close {
  visibility: hidden;
  margin-right: 15px;
  right: 2em;
  top: 2em;
  z-index: 10;
  -webkit-transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -moz-transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -ms-transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -o-transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -webkit-transform: scale(0);
     -moz-transform: scale(0);
      -ms-transform: scale(0);
       -o-transform: scale(0);
          transform: scale(0);
}

#modal iframe.active + .button.close {
  visibility: visible;
  -webkit-transform: scale(1);
     -moz-transform: scale(1);
      -ms-transform: scale(1);
       -o-transform: scale(1);
          transform: scale(1);
}

@media (max-width: 660px) {
  #modal .button.close {
    margin-right: 0;
    right: 2em;
    top: 1em;
  }
}











/*========================================
  support
========================================*/
#support {
  display: table;
  width: 100%;
  height: 100%;
  text-align: center;
  background: rgba(0,0,0,0.85);
  position: fixed;
  left: 100%;
  top: 0;
  z-index: 20;
  opacity: 0;
  -webkit-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -moz-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -ms-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  -o-transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

#support.active {
  opacity: 1;
}

body.support #support {
  left: 0;
}

body.support {
  overflow: hidden;
}




#support .container {
  display: table-cell;
  width: 100%;
  height: 100%;
  vertical-align: middle;
  text-align: center;
}

#support .container h3 {
  color: #fff;
  font-size: 175%;
  font-weight: bold;
  letter-spacing: 0.1em;
}

#support .container > dl {
  display: inline-block;
  width: 600px;
  text-align: left;
  box-sizing: border-box;
  padding: 2.5em;
  background: #fff;
  margin-top: 2.5em;
}

#support .container dt {
  color: #000;
  font-size: 87.5%;
  font-weight: bold;
  letter-spacing: 0.04em;
  margin-bottom: 0.6em;
}

#support .container dd {
  color: #000;
  font-size: 87.5%;
  letter-spacing: 0.04em;
  line-height: 1.7;
  overflow: hidden;
}

#support .container > dl > dd + dt {
  margin-top: 2.5em;
}

#support .container > dl > dt:first-child {
  display: block;
  width: 0;
  height: 0;
  overflow: hidden;
}

#support .container > dl > dd:first-of-type {
  line-height: 1;
}

#support .container > dl dd dl {
  display: block;
}

#support .container > dl dd dl:first-child {
  width: 60%;
  float: left;
}

#support .container > dl dd dl:last-child {
  width: 40%;
  float: right;
}


@media (max-width: 660px) {
  #support .container h3 {
    font-size: 100%;
  }

  #support .container dt {
    font-size: 68.75%;
  }

  #support .container dd {
    font-size: 68.75%;
    line-height: 1.2;
  }

  #support .container > dl {
    width: 80%;
    padding: 1.6em;
    margin-top: 1em;
  }
  #support .container > dl dd dl:first-child {
    width: 100%;
    float: none;
  }

  #support .container > dl dd dl:last-child {
    width: 100%;
    float: none;
    margin-top: 1.6em;
  }

  #support .container > dl > dd + dt {
    margin-top: 1.6em;
  }
}




#support .button.close {
  right: 2em;
  top: 2em;
  -webkit-transition: -webkit-transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -moz-transition: -moz-transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -ms-transition: -ms-transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -o-transition: -o-transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.5s;
  -webkit-transform: scale(0);
     -moz-transform: scale(0);
      -ms-transform: scale(0);
       -o-transform: scale(0);
          transform: scale(0);
}

body.support #support .button.close {
  visibility: visible;
  -webkit-transform: scale(1);
     -moz-transform: scale(1);
      -ms-transform: scale(1);
       -o-transform: scale(1);
          transform: scale(1);
}

@media (max-width: 660px) {
  #support .button.close {
    right: 1em;
    top: 1em;
  }
}








/*========================================
  loader
========================================*/
#loader {
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.8);
  position: fixed;
  left: 0;
  top: 0;
  z-index: 20;
}

#loader img {
  width: 10%;
  height: auto;
  margin: auto;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}

html.no-js #loader {
  display: none;
}


html.csstransitions body #loader {
  -webkit-transition: opacity 0.6s cubic-bezier(0.755, 0.05, 0.855, 0.06);
  -moz-transition: opacity 0.6s cubic-bezier(0.755, 0.05, 0.855, 0.06);
  -ms-transition: opacity 0.6s cubic-bezier(0.755, 0.05, 0.855, 0.06);
  -o-transition: opacity 0.6s cubic-bezier(0.755, 0.05, 0.855, 0.06);
  transition: opacity 0.6s cubic-bezier(0.755, 0.05, 0.855, 0.06);
}

html.csstransitions body.active #loader {
  opacity: 0;
}

@media (max-width: 660px) {
  #loader img {
    width: 24%;
    height: auto;
  }
}