@charset "UTF-8";
/* CSS Document */

*{
  box-sizing: border-box;
}

img{
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

body{
  background-color: #FFFFFF;
  font-family: "zen-maru-gothic", sans-serif;;
  font-weight: 400;
  font-style: normal;
  font-size: 16px;
  color: #111111;
  line-height: 1.5;
}

p{
  font-family: "zen-maru-gothic", sans-serif;;
  font-size: 18px;
}


/*----------header------------*/
#burger_menu{
  display: none;
}

header{
  padding-bottom: 20px;
  padding-top: 20px;
  width: 100%;
  display: flex;
  justify-content: space-between;
  background-color: #8DB255;
}

#header_inner{
  width: 95%;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
}

header h1{
  width: 180px;
  padding-left: 2%;
  z-index: 99999;
}

header nav{
  display: flex;
  z-index: 999999;
}

header nav ul{
  display: flex;
  align-items: center;
}

header nav ul li{
  font-family: "zen-maru-gothic", sans-serif;;
  margin-left: 20px;
  padding-right: 15px;
  font-size: 20px;
}

header nav ul li a{
  text-decoration: none;
  color: #ffffff;
  transition: 0.5s ;
}

header nav ul li a:hover{
  border-bottom: solid 2px #ffffff;
  padding-bottom: 3px;
  text-shadow: 0 0 10px rgb(2 104 2);
  font-size: 22px;
}

#header_inner h1 a{
  display: flex;
}

.logo{
  width: 30%;
  margin-right: 10px;
}

/*----------header END------------*/

#main_visual{
  z-index: -9999;
}

#main_visual img{
  width: 100vw;
}

/*----------About------------*/

section.about{
  width: 75%;
  margin-bottom: 140px;
  margin-top: 160px;
  margin-right: auto;
  margin-left: auto;
}

section.about h1{
  margin-bottom: 100px;
  text-align: center;
}

.about_container{
  display: flex;
  justify-content: space-between;
}

.about_img{
  position: relative;
  z-index: 2;
  width: 30%;
}

.about_text{
  width: 63%;
}

.about_text h2{
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 40px;
}

.about_button{
  border-radius: 10px;
  border: solid 3px #8DB255;
  text-align: center;
  display: block;
  width: 250px;
  margin-top: 5%;
  margin-left: auto;
  text-decoration: none;
  background-color: #8DB255;
  padding: 10px 25px;
  font-size: 16px;
  color: #ffffff;
  transition: 0.3s;
}

.about_button:hover{
  scale: 1.05;
  color: #555555;
  background-color: #ffffff;
}



/*----------About END------------*/

.about_bg{
  overflow-x: hidden;
  position: absolute;
  top: 80%;
  left: 5%;
  z-index: -111111;
}

.about_bg img{
  object-fit: cover;
  display: block;
}

/*----------Teacher------------*/
section.teacher{
  margin-bottom: 90px;
  padding-top: 50px;
  padding-bottom: 50px;
  background-color: #FEFFE3;
}

section.teacher h1.title{
  text-align: center;
  margin-bottom: 60px;
}

section.teacher h2{
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
}

section.teacher p{
  text-align: center;
  margin-bottom: 40px;
}

.teacher_container{
  width: 60%;
  display: flex;
  justify-content: space-between;
  margin-left: auto;
  margin-right: auto;
}

.bunji{
  width: 100%;
}

.bunji h1{
  text-align: center;
  margin-bottom: 40px;
}

.bunji h1 img{
  width: 60%;
}

.bunji h2 p{
  margin-bottom: 0;
}

.bunji p.teacher_context{
  text-align: left;
}


/*
.yuyon{
  width: 40%;
  z-index: 1111111;
}

.yuyon img{
  margin-bottom: 40px;
}
*/

.teacher_button{
  border-radius: 10px;
  border: solid 3px #8DB255;
  text-align: center;
  display: block;
  width: 250px;
  margin-left: auto;
  margin-right: auto;
  text-decoration: none;
  background-color: #8DB255;
  padding: 10px 25px;
  font-size: 16px;
  color: #ffffff;
  transition: 0.3s;
}

.teacher_button:hover{
  scale: 1.05;
  color: #555555;
  background-color: #FEFFE3;
}

/*----------Teacher END------------*/

/*----------Lesson------------*/
section.lesson{
  width: 75%;
  margin-bottom: 140px;
  margin-top: 160px;
  margin-right: auto;
  margin-left: auto;
}

section.lesson h1{
  margin-bottom: 100px;
  text-align: center;
}

.lesson_container{
  display: flex;
  justify-content: space-between;
}

.lesson_img{
  width: 30%;
}

.lesson_text{
  width: 63%;
}

.lesson_text h2{
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 40px;
}

.lesson_text p{
  text-align: left;
}

.lesson_button{
  border-radius: 10px;
  border: solid 3px #8DB255;
  text-align: center;
  display: block;
  width: 250px;
  margin-top: 5%;
  margin-left: auto;
  text-decoration: none;
  background-color: #8DB255;
  padding: 10px 25px;
  font-size: 16px;
  color: #ffffff;
  transition: 0.3s;
}

.lesson_button:hover{
  scale: 1.05;
  color: #555555;
  background-color: #ffffff;
}

/*----------Lesson END------------*/

/*----------SNS------------*/
section.sns{
  background-color: #FFFEF8;
  border: solid 20px #EAE8C1;
  border-radius: 30px;
  margin-bottom: 140px;
}
.sns_title{
  width: 42%;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 60px;
}

.sns_title h1{
  color: #008000;
  font-weight: 700;
  font-size: 28px;
  text-align: center;
  background-color: #EAE8C1;
  padding-bottom: 20px;
  clip-path: polygon(0 0, 100% 0, 85% 100%, 15% 100%);
}

section.sns h1{
  margin-bottom: 30px;
  text-align: center;
}

.youtube_clip{
  text-align: center;
  margin-bottom: 30px;
}

section.sns h2{
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 80px;
}

.check_here{
  display: flex;
  justify-content: center;
  margin-bottom: 15px;
}

.left_bar{
  margin-right: 15px;
}

.right_bar{
  margin-left: 15px;
}

.sns_icons{
  display: flex;
  justify-content: center;
  margin-bottom: 50px;
}

.sns_icons a:first-child{
  margin-right: 40px;
}

.facebook_icon{
  transition: .3s;
}

.facebook_icon:hover{
  transform: scale(1.1) rotate(-10deg);
}

.ig_icon{
  transition: .3s;
}

.ig_icon:hover{
  transform: scale(1.1) rotate(10deg);
}

/*----------SNS END------------*/


/*----------Aside------------*/
/*aside{
  margin-bottom: 140px;
}*/




/*----------Aside END------------*/


/*----------Footer------------*/
.footer_bg{
  width: 100vw;
}

footer{
  margin-top: -10px;
  background-color: #8DB255;
}

.footer_content{
  padding-top: 20px;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  justify-content: space-between;
}

.footer_left{
  width: 40%;
  margin-top: 30px;
}

.footer_right{
  width: 50%;
}

.footer_left ul li:not(:last-of-type){
  margin-bottom: 10px;
}

.footer_left ul li span{
  margin-left: 83px;
}

.footer_left h1{
  width: 190px;
  margin-bottom: 20px;
}

.footer_left a.footer_button{
  border-radius: 30px;
  display: flex;
  align-items: center;
  width: 250px;
  height: 50px;
  background-color: #FFFFFF;
  margin-bottom: 20px;
  text-decoration: none;
  color: #555555;
  font-size: 18px;
  box-shadow: 0 4px 0 #015E01; 
  transition: .2s cubic-bezier(0.45, 0, 0.55, 1);
}

.footer_left a.footer_button:hover{
  transform: translateY(4px);
  box-shadow: none;
}

.footer_left a.footer_button:hover img{
  transform: rotate(-10deg);
}

.footer_left a.footer_button:not(:last-of-type){
  margin-top: 30px;
}

.footer_left a.footer_button img{
  transition: 0.3s;
  margin-left: 15px;
  margin-right: 15px;
}

small{
  font-size: 14px;
  margin-top: 10px;
  display: flex;
  justify-content: center;
  text-align: center;
  font-family: YuGothic, "Yu Gothic medium", "Hiragino Sans", Meiryo, "sans-serif";
}

/*----------Footer END------------*/


/*----------BG------------*/
.note1{
  width: 15%;
  overflow: hidden;
  position: absolute;
  top: 235%;
  right: 0;
  animation: fluffy1 3s ease infinite;
}

@keyframes fluffy1 {
  0% { transform:translateY(0) }
  5% { transform:translateY(0) }
  10% { transform:translateY(0) }
  20% { transform:translateY(-15px) }
  25% { transform:translateY(0) }
  30% { transform:translateY(-15px) }
  50% { transform:translateY(0) }
  100% { transform:translateY(0) }
}

.note2{
  width: 20%;
  overflow: hidden;
  position: absolute;
  top: 180%;
  left: 0;
  transform-origin: center bottom;
  animation: yurayura 3s linear infinite;
}

@keyframes yurayura {
  0% , 100%{
      transform: rotate(10deg);
  }
  50%{
      transform: rotate(-10deg);
  }
}

.note3{
  width: 15%;
  overflow: hidden;
  position: absolute;
  top: 345%;
  right: 10%;
  animation: yurayura2 3s linear infinite;
}

@keyframes yurayura2 {
  0% , 100%{
      transform: rotate(-10deg);
  }
  50%{
      transform: rotate(10deg);
  }
}

.note4{
  width: 20%;
  overflow: hidden;
  position: absolute;
  top: 435%;
  left: 0;
  z-index: -99999;
  animation: fluffy1 3s ease infinite;
}

/*----------BG END------------*/



/*----------SP版------------*/
@media screen and (max-width:900px){
  
  nav{
  position: fixed;
  z-index: 999;
  top: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #FFFFFF;
  width: 100%;
  height: 100vh;
  /*スライドで開閉*/
  transform: translateX(100%);
  transform: translateY(-100%);
  pointer-events: none;
  transition: 0.5s;
}

nav.active{
  /*フェードで開閉*/
  //opacity: 1;
  /*スライドで開閉*/
  transform: translateX(0);
  transform: translateY(0);
  pointer-events: auto;
  background-image: url("../images/nav_bg.png");
  background-position-x: 90%;
  background-position-y: 70%;
  background-repeat: no-repeat;
  background-size: 60%;
  background-color: #8DB255;
}
  
  
  header nav ul{
    display: block;
  }
  
  header nav ul li{
    margin: 30px 0;
  }
  
  
  nav ul li a{
  display: block;
  text-align: center;
  font-size: 18px;
  color: #FFFFFF;
  text-decoration: none;
}
  
  
  #burger_menu{
  margin-top: 10px;
  display: block;
  position: fixed;
  z-index: 99999999;
  right: 2.5%;
  width: 30px;
  height: 22px;
}
  
  #burger_menu span{
  position: absolute;
  background-color: #000000;
  width: 100%;
  height: 2px;
  transition: 0.5s;
  }
  
  #burger_menu span:nth-last-of-type(1){
    top: 0;
  }
  
  #burger_menu span:nth-last-of-type(2){
    top: 10px;
  }
  
  #burger_menu span:nth-last-of-type(3){
    top: 20px;
  }
  
  #burger_menu.active span{
    background-color: #000000;
  }
  
  #burger_menu.active span:nth-of-type(1){
    transform: translateY(-10px) rotate(45deg);
  }
  
  #burger_menu.active span:nth-of-type(2){
  opacity: 0;
  }
  
  #burger_menu.active span:nth-of-type(3){
  transform: translateY(10px) rotate(-45deg);
  }
}


@media screen and (max-width:600px){
  body{
    font-size: 14px;
  }
  
  p{
    font-size: 14px;
  }
  
  header h1{
    width: 80px;
    padding: 0;
  }
  
  nav{
  position: fixed;
  z-index: 999;
  top: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #FFFFFF;
  width: 100%;
  height: 100vh;
  /*スライドで開閉*/
  transform: translateX(100%);
  transform: translateY(-100%);
  pointer-events: none;
  transition: 0.5s;
}

nav.active{
  /*フェードで開閉*/
  //opacity: 1;
  /*スライドで開閉*/
  transform: translateX(0);
  transform: translateY(0);
  pointer-events: auto;
  background-image: url("../images/nav_bg.png");
  background-position-x: 90%;
  background-position-y: 70%;
  background-repeat: no-repeat;
  background-size: 60%;
  background-color: #8DB255;
}
  
  
  header nav ul{
    display: block;
  }
  
  header nav ul li{
    margin: 30px 0;
  }
  
  
  nav ul li a{
  display: block;
  text-align: center;
  font-size: 18px;
  color: #FFFFFF;
  text-decoration: none;
}
  
  
  #burger_menu{
  margin-top: 0px;
  display: block;
  position: fixed;
  z-index: 99999999;
  right: 2.5%;
  width: 30px;
  height: 22px;
}
  
  #burger_menu span{
  position: absolute;
  background-color: #000000;
  width: 100%;
  height: 2px;
  transition: 0.5s;
  }
  
  #burger_menu span:nth-last-of-type(1){
    top: 0;
  }
  
  #burger_menu span:nth-last-of-type(2){
    top: 10px;
  }
  
  #burger_menu span:nth-last-of-type(3){
    top: 20px;
  }
  
  #burger_menu.active span{
    background-color: #000000;
  }
  
  #burger_menu.active span:nth-of-type(1){
    transform: translateY(-10px) rotate(45deg);
  }
  
  #burger_menu.active span:nth-of-type(2){
  opacity: 0;
  }
  
  #burger_menu.active span:nth-of-type(3){
  transform: translateY(10px) rotate(-45deg);
  }
  
  
/*----------About------------*/

  section.about{
    width: 90%;
    margin-top: 50px;
    margin-bottom: 80px;
  }
  
  section.about h1{
    width: 70%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 50px;
  }
  
  .about_container{
    display: block;
  }
  
  .about_img{
    width: 60%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 20px;
  }
  
  .about_text{
    width: 90%;
    text-align: center;
    margin-right: auto;
    margin-left: auto;
  }
  
  .about_text h2{
    font-size: 20px;
    margin-bottom: 20px;
  }
  
  .about_text p{
  text-align: left;
}
  
  .about_button{
    width: 40%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 10%;
  }
  
  .about_button {
    width: 210px;
    padding: 8px 10px;
    font-size: 14px;
    color: #ffffff;
    transition: 0.3s;
  }
  
  .about_bg{
    top: 40%;
  }
  
  /*----------About END------------*/
  
  /*----------Teacher------------*/
  
  section.teacher{
    margin-bottom: 30px;
  }
  
  section.teacher h1.title{
    width: 63%;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 20px;
  }
  
  section.teacher h2{
    font-size: 20px;
  }
  
  section.teacher p.topic{
    width: 80%;
    margin-right: auto;
    margin-left: auto;
  }
  
  section.teacher p{
    margin-bottom: 30px;
    text-align: left;
  }
  
  .teacher_container{
    width: 80%;
  }
  
  .bunji h1{
    margin-bottom: 30px
  }
  
  .bunji h1 img{
    width: 80%;
  }
  
  .bunji h2 p{
    text-align: center;
  }
  
  .teacher_button{
    width: 40%;
    margin-left: auto;
    margin-right: auto;
  }
  
  .teacher_button {
    width: 210px;
    padding: 8px 10px;
    font-size: 14px;
  }
  
  /*----------Teacher END------------*/
  
  /*----------Lesson------------*/
  
  section.lesson{
    margin-top: 0px;
    width: 80%;
    margin-bottom: 80px;
  }
  
  section.lesson h1{
    width: 79%;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 50px;
  }
  
  .lesson_container{
    display: block;
    justify-content: flex-start;
  }
  
  .lesson_img{
    width: 80%;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 20px;
  }
  
  .lesson_text{
    width: 100%;
    text-align: center;
  }
  
  .lesson_text h2{
  font-size: 20px;
  margin-bottom: 20px;
  }
  
  .lesson_text p{
    margin-bottom: 30px;
  }
  
  .lesson_button{
    width: 40%;
    margin-left: auto;
    margin-right: auto;
  }
  
  .lesson_button {
    width: 210px;
    padding: 8px 10px;
    font-size: 14px;
  }
  /*----------Lesson END------------*/
  
  
  /*----------SNS------------*/
  
  section.sns{
    margin-bottom: 80px;
  }
  
  .sns_title{
    width: 80%;
    margin-bottom: 30px;
  }
  
  .sns_title h1{
    font-size: 20px;
  }
  
  section.sns h1 img{
    width: 60%;
  }
  
  .youtube_clip{
    margin-bottom: 20px;
  }
  
  section.sns iframe{
    width: 300px;
    height: 200px;
  }
  
  
  section.sns h2{
    width: 80%;
    margin-left: auto;
    margin-right: auto;
    font-size: 20px;
    text-align: center;
    margin-bottom: 50px;
  }
  
  .check_here{
    margin-bottom: 5px;
  }
  
  .left_bar{
    transform: scale(0.6);
    margin-right: 5px;
  }
  
  .right_bar{
    transform: scale(0.6);
    margin-left: 5px;
  }
  
  .sns_icons{
    width: 40%;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 30px;
  }
  
  .sns_icons a:first-child{
  margin-right: 20px;
}
  /*----------SNS END------------*/
  
  
  
  
  /*----------footer------------*/
  .footer_content{
    flex-direction: column-reverse;
  }
  
  .footer_right{
    width: 100%;
  }
  
  .footer_left{
    width: 100%;
    font-size: 14px;
  }
  
  .footer_left h1{
    width: 120px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 20px;
  }
  
  .footer_left a.footer_button{
    transform: scale(0.8);
    margin-left: auto;
    margin-right: auto;
  }
  
  .footer_left ul{
    text-align: center;
  }
  
  .footer_left ul li:first-child{
    margin-bottom: 5px;
  }
  
  .footer_left ul li span{
  margin-left: 73px;
}
  
  .footer_left a.footer_button:not(:last-of-type){
    margin-top: 15px;
    margin-bottom: 5px;
  }
  
  .footer_right iframe{
    height: 200px;
  }
  /*----------footer・END------------*/