@charset "utf-8";
/* ==========================
common
========================== */
:root{
    --primary-pink: #E698A3;
    --primary-white:#FFFDF6;
    --prmary-green:#8ACD98;
    --primary-black:#555555;
    --contentWidth:91.4%;
    --contentPadding:4.2%;
}

html{
    font-size: 62.5%;
}

body{
    font-family: "Zen Kaku Gothic New", sans-serif,Arial;
    font-style: normal;
    font-size: 1.6rem;
    color: var(--primary-black,#555555);
    background-color: var(--primary-white,#FFFDF6);
    line-height: 1.5;
}
body.is-fixed{
    overflow: hidden;
}
.container{
    overflow: hidden;
}
img{
    max-width: 100%;
    height:auto;
}
.topic{
    color: var(--primary-pink);
    font-size: 3.0rem;
    font-weight: 700;
    border-bottom: dashed 3px var(--primary-pink);
    display: inline-block;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 80px;
}
.section{
    overflow: hidden;
}
.btn{
    display:block;
    width:300px;
    height:56px;
    color: var(--primary-white);
    background-color: var(--primary-pink);
    text-align: left;
    font-weight: 700;
    line-height: 1;
    box-sizing: border-box;
    padding:20px 14px;
    position: relative;
    transition: all 0.2s linear 0s;
    margin-top: 50px;
    margin-bottom: 20px;
}
.btn::after{
    content:'';
    display: inline-block;
    width:16px;
    height:16px;
    background-image: url(../image/arrow.svg);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    position: absolute;
    right:16px;
    top:50%;
    transform: translateY(-50%);
}
.btn:hover{
	transform:rotateZ(5deg)
}
.spBr{
    display: none;
}
.tbBr{
    display: none;
}
.emphasis{
    color: var(--primary-pink);
    font-weight: 700;
}

/* common tb */
@media screen and (max-width: 960px) {
.tbBr{
    display: block;
}
.topic{
    font-size: 2.0rem;
    margin-top: 40px;
}
}
/* common sp */
@media screen and (max-width: 767px) {
body{
    font-size: 1.4rem;
 }
.topic{
    font-size: 2.0rem;
    border-bottom: dashed 2px var(--primary-pink);
    margin-top: 40px;
}
.topic span{
    border-bottom: dashed 2px var(--primary-pink);    
}
.btn{
    width:240px;
    height:50px;
    font-size: 1.4rem;
    margin: 0 auto;
    margin-top: 20px;
    z-index: 2;
}

.spBr{
    display: block;
}
}

/* ==========================
header
========================== */

.header{
    padding: 0 4%;
    max-height:120px;
    display: flex;
    align-items: center;
}
.header__logo{
    width:130px;
    margin-top: 10px;
}
/* nav の初期表示 */
.nav{
    background-color: var(--primary-white);
    width:100%;
    height:100vh;
    position: fixed;
    top:0;
    left:0;
    z-index: 100;
    transform: translateX(100%);
    transition: transform 0.4s;
}
.nav::before{
    display: block;
    content: "";
    width: 100%;
    height: 17px;
    content: "";
    background-image: url(../image/letter.svg);
    background-repeat: repeat-x;
    overflow: hidden;
}
.nav::after{
    display: block;
    content: "";
    width: 100%;
    height: 17px;
    content: "";
    background-image: url(../image/letter.svg);
    background-repeat: repeat-x;
    overflow: hidden;
}

.nav__description{
    color: var(--primary-pink);
    font-size: 1.8rem;
    margin-top: 84px;  
}
.nav_container{
    display: flex;
    justify-content: space-between;
    padding:20px 6% 0 8.3%;
    align-items: start;
    background-color: #FFFDF6;
}
.nav_container__info{
    display: flex;
    justify-content: center;
    width:100%;
}
.nav__sns{
    display: flex;
    margin-top: 120px;   
}
.nav__sns img{
    width:80px;
}
.nav__sns a:hover{ 
	opacity:0.5;
	transition:0.3s;
}
.nav__sns__icon:last-child{
    margin-left: 10px;   
}
.nav__item{
    font-size: 3.0rem;
    color:var(--primary-pink);
    font-weight: 400;
    width: fit-content;
    margin: 0 auto;
}
.nav__item li{
    padding-bottom: 40px;
}
.nav__item li:first-child{
    margin-top: 80px;
}
.nav__item li:last-child{
    margin-bottom: 40px;
}
.nav__item__school{
    color: var(--prmary-green);
}
.nav__item li a{
    position: relative;
}
.nav__item li a::after {
    position: absolute;
    bottom: -2px;
    left: 0;
    content: '';
    width: 100%;
    height: 2px;
    background:var(--primary-pink);
    transform: scale(0, 1);
    transform-origin: center top;
    transition: transform 0.3s;
    }
.nav__item li a.nav__item__school::after{
    background:var(--prmary-green); 
}

.nav__item li a:hover::after {
    transform: scale(1, 1);
    }
.nav__btn img{
    cursor: pointer;
    width:55px;
}
#mask {
    display: none;
    transition: all .5s;
  }
.active #mask {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-pink);
    opacity: .8;
    z-index: -1;
    cursor: pointer;
    position: absolute;
  }
  @media screen and (max-width: 960px) {
    .nav__item{
        font-size: 1.6rem;
    }
    .nav__description{
        font-size: 1.4rem;
    }
    .nav__sns__icon{
        width:60px;
    }
  }
@media screen and (max-width: 767px) {
    .nav_container{
        flex-wrap: wrap-reverse;
        padding-top: 10px;
    }
    .nav_container__info{
        flex-flow: column;
        margin: 0 auto;
    }
    .nav__header{
        margin: 0 auto;
        text-align: center;
    }
    .nav__description{
        margin-top: 20px;
        font-size: 1.2rem;
    }
    .nav__sns img{
        max-width: 40px;
    }
    .nav__sns{
        max-width: 100px;
        margin: 20px auto 0;
        justify-content: space-around;
    }
    .nav__item{
        font-size: 1.6rem;
    }
    .nav__item li{
        padding-bottom: 20px;
    }
    .nav__item li:first-child{
        margin-top: 20px;
    }
    .nav__btn img{
        width:40px;
    }
    .nav__btn{
        margin: 0 0 0 auto;
    }
    .nav__item li:last-child{
        margin-bottom: 60px;
    }
}

/* .nav.active表示 */
.nav.active{
    transform: translateX(0);
}
.header__btn{
    position: fixed;
    top:10px;
    right: 4%;
    padding-top: 10px;
    cursor: pointer;
    z-index: 90;
    width:6.04%;
    max-width: 87px;
}
.schoolTopBtn{
    position: fixed;
    top:10px;
    right:12%;
    cursor: pointer;
    z-index: 100;
    width:13.8%;
    max-width: 200px;
}
.schoolTopBtn:hover{
	transform:rotateZ(5deg)
}

@media screen and (max-width: 767px) {
    .header{
        padding: 0;
    }
    .header__logo{
    width:80px;
    padding: 10px;
    }
    .header__btn{
    right: 10px;
    width:50px;
}
    .schoolTopBtn{
    right:56px;
    width:96px;
}
.schoolTopBtn{
    display: none;
}
}
/* footer */
.footer{
    text-align: center;
    margin-top: 80px;
}
.footer__sns{
    width: 210px;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
}
.footer__sns img{
    width:80px;
}
.footer__sns a:hover{ 
	opacity:0.5;
	transition:0.3s;
}
.footer__group{
    display: flex;
    max-width: 900px;
    justify-content: space-between;
    margin: 0 auto  ;
    margin-top: 40px;
}
.footer__contact{
    background-image: url(../image/contact_bg.png);
    background-size: 400px 100%;
    background-repeat: no-repeat;

}
.footer__school{
    background-image: url(../image/school_bg.png);
    background-size: 400px 100%;
    background-repeat: no-repeat;
}

.footerBtn__txt{
    font-size: 2.0rem;
    width:400px;
    padding-top: 15px;
}
.footerBtn__description{
    width:380px;
    padding-top: 50px;
    text-align: left;
    margin: 0 auto;
}
.btn--school{
    background-color: var(--prmary-green);
}
.btn--school,.btn--contact{
    margin: 20px 10px 10px auto;
}
.footer__logo{
    width:144px;
    height:100%;
    margin-top: 40px;
}
.copy{
    color: var(--primary-pink);
}
@media screen and (max-width: 960px) {
    .footer__group{
        flex-flow: column;
        align-items: center
    }
    .footer__school{
        margin-top: 20px;
    }
}

@media screen and (max-width: 767px) {
    .footer__group{
        flex-flow: column;
        max-width: 350px;
    }
    .footer__contact,.footer__school{
        background-size: 100% 100%;
    }
    .footer__sns{
        width: 150px;
    }

    .footer__sns img{
        width:60px;
    }
    .footerBtn__txt{
        max-width:350px;
    }

    .footer h3{
        font-size: 1.8rem;
    }
    .footerBtn__description{
        width:330px;
        padding-top: 40px;
    }
    .btn--school,.btn--contact{
        margin: 20px 20px 20px auto;
    }
}

/* page top */

/*リンクを右下に固定*/
#page-top {
    position: fixed;
    width:80px;
    bottom:1.4%;
    right:1.4%;
	z-index: 2;
    /*はじめは非表示*/
	opacity: 0;
	transform: translateY(200px);
}

/*　上に上がる動き　*/

#page-top.UpMove{
	animation: UpAnime 0.5s forwards;
}
@keyframes UpAnime{
  from {
    opacity: 0;
	transform: translateY(100px);
  }
  to {
    opacity: 1;
	transform: translateY(0);
  }
}

/*　下に下がる動き　*/

#page-top.DownMove{
	animation: DownAnime 0.5s forwards;
}
@keyframes DownAnime{
  from {
  	opacity: 1;
	transform: translateY(0);
  }
  to {
  	opacity: 1;
	transform: translateY(200px);
  }
}