@charset "UTF-8";
@import url('https://fonts.googleapis.com/css?family=Open+Sans');

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%;
    vertical-align: baseline;
    background: transparent;
    font-family: 'Open Sans', 'Roboto', 'ヒラギノ角ゴ ProN', 'Hiragino Kaku Gothic ProN', 'メイリオ', 'Meiryo', 'ＭＳ Ｐゴシック', 'MS PGothic', sans-serif;
    font-weight: normal;
}

@font-face {
    font-family: 'GerTTmedium';
    src: url("./font/GerTT Medium.otf") format('opentype'),
        url("./font/GerTT Medium.woff") format('woff');
}

@font-face {
    font-family: 'GerTTlight';
    src: url("./font/gerttlightweb.otf")format('opentype'),
        url("./font/gerttlightweb.woff") format('woff');
}

.gett {
    font-family: GerTTmedium;
}

p {
    line-height: 1.8;
}

a {
    margin: 0;
    padding: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
    text-decoration: none;
    color: #0e0e0e;
}

img {
    max-width: 100%;
    display: block;
}

html {
    height: 100%;
    font-size: 62.5%;
}

body {
    width: 100%;
    height: 100%;
    margin: 0 auto;
    color: #0e0e0e;
    position: relative;
    -webkit-text-size-adjust: 100%;
}

* {
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.inner {
    width: 100%;
    padding: 0 4%;
}

.sp {
    display: block!important;
}

.pc {
    display: none!important;
}

@media only screen and (min-width: 769px) {
    .sp {
        display: none!important;
    }

    .pc {
        display: block!important;
    }

    .inner {
        max-width: 800px;
        margin: 0 auto;
        padding: 0 30px;
    }
}

@media only screen and (max-width: 768px) {
    html,
    body {
        height: 100%;
        min-width: 320px;
    }
}

/*========================================================
▼ヘッダー
========================================================*/

header {
    width: 100%;
    height: calc(41.25px + 1vw);
    margin: 0 auto;
    position: relative;
    display: flex;
    align-items: center;
    background-color: #0e0e0e;
    z-index: 9999;
}

.header-inner {
    width: 100%;
    position: relative;
    height: calc(41.25px + 1vw);
    display: flex;
    justify-content: space-between;
    padding: 0 3%;
    align-items: center;
}

.header-inner .logo {
    width: 30vw;
}

/*SNSアイコン*/

.header-inner .sns {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-inner .sns a {
    display: block;
    text-align: center;
    padding: 0 1em;
    color: #fff;
}

.header-inner .sns a:last-of-type {
    padding-right: 0;
}

.header-inner .sns a:hover,
.header-inner .logo:hover {
    opacity: 0.8;
}

.header-inner .sns a i {
    font-size: calc(2rem + 1vw);
    vertical-align: middle;
}

@media only screen and (min-width: 769px) {
    header {
        width: 100%;
        height: 90px;
    }

    .header-inner {
        width: 100%;
        max-width: 1200px;
        padding: 0 20px;
        margin: 0 auto;
    }

    .header-inner .sns a {
        padding: 0 1.5em;
    }

    .header-inner .sns a:hover,
    .header-inner .logo:hover {
        opacity: 0.8;
    }

    .header-inner .sns a i {
        font-size: 3.5rem;
        vertical-align: middle;
    }
}




/*========================================================
▼メイン
========================================================*/

#main {
    width: 100%;
    position: relative;
    background-color: #162f58;
}

@media only screen and (min-width: 769px) {
    #main {
        width: 100%;
        margin: 0 auto;
    }
}






/*========================================================
▼メインビジュアル
========================================================*/

#mv {
    position: relative;
    z-index: 9996;
    width: 100%;
}

#mv .mv-inner {
    width: 100%;
    margin: 0 auto;
    height: 100vw;
    position: relative;
    background: transparent url(../images/sp_kids_mv.jpg) 50% 50% no-repeat;
    background-size: cover;
    padding-top: 4%;
}

#mv .mv-inner .ttl{
    color: #162f58;
    font-size: calc(0.8rem + 4vw);
    font-family: 'GerTTlight';
    font-weight: bold;
    letter-spacing: 2px;
    position: absolute;
    top: 46%;
    left: 5%;
    text-shadow:0px 0px 20px rgba(255,255,255,0.6);
}

@media only screen and (min-width: 769px) {
    #mv {
        
    }

    #mv .mv-inner {
        width: 100%;
        background: transparent url(../images/kids_mv.jpg) 50% 0% no-repeat;
        background-size: cover;
        max-width: 1800px;
        height: calc(100vw * 0.6);
        max-height: 1000px;
        padding-top: 30px;
    }

    #mv .mv-inner .ttl{
        width: 100%;
        min-width: 10em;
        max-width: 1200px;
        margin: 0 auto;
        font-size: 4.8rem;
        letter-spacing: 3px;
        padding: 0 20px;
        position: absolute;
        top: 30%;
        left: 50%;
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        -o-transform: translateX(-50%);
        transform: translateX(-50%);
    }
}


/*========================================================
▼全体
========================================================*/

#contents {
    width: 100%;
    padding: 8% 0;
    margin: 0 auto;
    position: relative;
    z-index: 0;
}

@media only screen and (min-width: 769px) {
    #contents {
        width: 100%;
        max-width: 1800px;
        margin: 0 auto;
        padding: 72px 30px 40px;
        position: relative;
    }
}

.bg{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

#snow1{
    background: url(../images/sp_bg_snow1.png) repeat-y top left;
    background-size: 100%;
    -webkit-animation: fall1 50s linear -5s infinite;
    -moz-animation: fall1 50s linear -5s infinite;
    -o-animation: fall1 50s linear -5s infinite;
    animation: fall1 50s linear -5s infinite;
}
@media only screen and (min-width: 769px) {
    #snow1{
        background: url(../images/bg_snow1.png) repeat-y top left;
        background-size: 100%;
    }
}

#snow2{
    background: url(../images/sp_bg_snow2.png) repeat-y top left;
    background-size: 100%;
    -webkit-animation: fall2 50s linear -5s infinite;
    -moz-animation: fall2 50s linear -5s infinite;
    -o-animation: fall2 50s linear -5s infinite;
    animation: fall2 50s linear -5s infinite;
}

@media only screen and (min-width: 769px) {
    #snow2{
        background: url(../images/bg_snow2.png) repeat-y top left;
        background-size: 100%;
    }
}

#snow3{
    background: url(../images/sp_bg_snow3.png) repeat-y top left;
    background-size: 100%;
    -webkit-animation: fall3 35s linear -5s infinite;
    -moz-animation: fall3 35s linear -5s infinite;
    -o-animation: fall3 35s linear -5s infinite;
    animation: fall3 35s linear -5s infinite;
}

@media only screen and (min-width: 769px) {
    #snow3{
        background: url(../images/bg_snow3.png) repeat-y top left;
        background-size: 100%;
    }
}

@keyframes fall1 {
  0% {
    background-position: 0% 50%;
    opacity: 0;
  }
  10% {
    opacity: .5;
  }
  70% {
    opacity: .5;
  }
  100% {
    background-position: 50% 100%;
    opacity: 0;
  }
}

@keyframes fall2 {
  0% {
    background-position: 0% 50%;
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  50% {
    opacity: .5;
  }
  100% {
    background-position: 50% 100%;
    opacity: 0;
  }
}

@keyframes fall3 {
  0% {
    background-position: 0% 50%;
    opacity: 1;
  }
  20% {
    opacity: .5;
  }
  50% {
    opacity: 0;
  }
  100% {
    background-position: 50% 100%;
    opacity: 1;
  }
}
@media only screen and (min-width: 769px) {
.btn{}

.btn::before,
.btn::after {
    position: absolute;
    z-index: -1;
    display: block;
    content: '';
}

.btn,
.btn::before,
.btn::after {
    -webkit-transition: all .3s;
    transition: all .3s;
}
}


/*----------------------------------------
ギャラリー
----------------------------------------*/
.tab{
    width: 94.4%;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}
@media only screen and (min-width: 769px) {
    .tab{
        width: 100%;
        max-width: 906px
    }
}

.tab-btn{
    list-style: none;
    display: flex;
    justify-content: space-between;
    margin-bottom: -2px;
    position: relative;
    z-index: 3;
}

.tab-btn li{
    width: 48%;
}

.tab-btn li a{ 
    text-align: center;
    display: block;
    font-size: calc(1rem + 2vw);
    border: 2px solid #f2f2f2;
    border-radius: 3px 3px 0 0;
    border-bottom: none;
    padding:0.8em 0;
    font-family: Helvetica, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Segoe UI", sans-serif;
    color: #f2f2f2;
}

@media only screen and (min-width: 769px) {
    .tab-btn li a{
        font-size: 3rem;
        padding: 0.3em 0;
    }

    .tab-btn li a:not(.current):hover{
        background-color: #e4e4e4;
        color: #162f58;
    }  
}

.tab-btn li a.current{
    background: transparent url('../images/kids_bg_st.png') repeat top left;
    background-size: 6px;
}

@media only screen and (min-width: 769px) {
    .tab-btn li a.current{
        background-size: 8px;
    }

    .tab-btn li a.current:hover{
        cursor: default;
    }
}

.tab-box{
    border: 2px solid #f2f2f2;
    padding: 8% 7.47% 38.4%;
    background: transparent url('../images/kids_bg_tree.png') no-repeat center bottom;
    background-size: 100%;
}

@media only screen and (min-width: 769px) {
    .tab-box{
        width: 100%;
        max-width: 906px
        padding: 60px 74px 280px;
        background-size: 90%;
    }
}

@media only screen and (min-width: 769px) {
    .tab-box .pic{
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
    }
}

.tab-box .pic > div{
    margin-bottom: 10.209%;
    position: relative;
}

.tab-box .pic > div .detail-btn{
    font-family: 'GerTTlight';
    display: block;
    background-color: rgba(57,82,117,0.9);
    color: #fff;
    font-size: 4vw;
    width: 16vw;
    height: 16vw;
    line-height: 16vw;
    text-align: center;
    border-radius: 100%;
    padding-top: 0.2em;
    position: absolute;
    bottom: 5%;
    left: 5%;
}

@media only screen and (min-width: 769px) {
.tab-box .pic > div .detail-btn{
    font-size: 2rem;
    width: 92px;
    height: 92px;
    line-height: 92px;
    padding-top: 0.16em;
    position: absolute;
    bottom: 20px;
    right: 20px;
    left: auto;
    -webkit-transform: translateX(0%);
    -moz-transform: translateX(0%);
    -ms-transform: translateX(0%);
    -o-transform: translateX(0%);
    transform: translateX(0%);
}

    .tab-box .pic > div .detail-btn:hover{
        background-color: rgba(141,206,246,0.9);
    }
}

@media only screen and (min-width: 769px) {
    .tab-box .pic > div{
        margin-bottom:  60px;
    }
}

@media only screen and (min-width: 769px) {
    .tab-box .pic > div{
        width: 46%;
        max-width: 352px;
    }

    .tab-box .pic > div:nth-of-type(1),
    .tab-box .pic > div:nth-of-type(2),
    .tab-box .pic > div:nth-of-type(7){
        width: 100%;
        max-width: 754px;
    }
}

.tab-box .pic > div:last-of-type{
    margin-bottom: 17.01%;
}

@media only screen and (min-width: 769px) {
    .tab-box .pic > div:last-of-type{
        margin-bottom: 60px;
    }
}

.link-btn{
    width: 70%;
    margin: 0 auto;
    background-color: #43a2ca;
    color: #fff;
    display: block;
    font-size: 1.5rem;
    text-align: center;
    padding: 0.5em 0;
}

@media only screen and (min-width: 769px) {
.link-btn{
        width: 380px;
        margin: 0 auto;
        font-size: 2.6rem;
        padding: 0.5em 0;
    }
}

.link-btn:hover{
        background-color: #07719f;
    }
}

/*----------------------------------------
フッターロゴ
----------------------------------------*/

.footer-logo {
    width: 60%;
    max-width: 400px;
    margin: 0 auto;
    padding: 16% 0;
}

.footer-logo a {
    display: block;
    text-align: center;
}

.footer-logo a img {
    width: 100%;
    margin: 0 auto;
}

@media only screen and (min-width: 769px) {
    .footer-logo {
        width: 238px;
        padding: 70px 0;
    }

    .footer-logo a:hover {
        opacity: 0.6;
    }
}


/*========================================================
▼フッター
========================================================*/

footer {
    text-align: center;
}

footer small {
    width: 100%;
    background: #000;
    color: #fff;
    font-size: 14px;
    line-height: 50px;
    display: block;
}

@media only screen and (max-width: 768px) {
    footer small {
        font-size: 2.6vw;
        line-height: 1.2;
        padding: 10px 0;
    }
}