/*てんぷら*/

body {
  margin: 0;
  color: #3a3a3a;
  font-family: 'Zen Kaku Gothic Antique', sans-serif;
}

.background::before {
  content:"";
  display:block;
  position:fixed;
  top:0;
  left:0;
  z-index:-1;
  width:100%;
  height:110lvh;
  background-repeat: no-repeat;
  background-position: center center;
  /*background-image: url('back_a_02.png');*/
  background: #a998b9;
  background-image: url("頑張った薄いにょろ.png");
  background-size: cover;
 }

@media (max-width: 768px){
  .background::before {
      /*background-image: url("back_a_02.png");*/
      background: #a998b9;
      background-image: url("頑張った薄いにょろ.png");
      background-size: cover;
      background-repeat: no-repeat;
      background-position: center center;
      min-height:110lvh;
      position: fixed;
      z-index: -1;
  }
}

.top_headerlogo {
  text-align: center;
  padding-top: 5vw 2.5vw;
  position: fixed;
  inset: 0;
}

.logopng {
  width: 20vw;
  padding: 0 2.5vw;
  filter: drop-shadow(0 0 0.25vw #fff);
}

/*文字たち*/

p {
  font-size: 3vw;
}

h1 {
  font-size: 5vw;
  text-align: center;
}

h2 {
  font-size: 4vw;
  text-align: center;
}

h3 {
    font-size: 3vw;
}

a {
  color: #3a3a3a;
  text-decoration: none;
  font-size: 3vw;
}

/*メニュー*/

.menu-btn {
  position: fixed;
  top: 4vw;
  right: 3vw;
  display: flex;
  height: 8vw;
  width: 8vw;
  justify-content: center;
  align-items: center;
  z-index: 90;
  background: transparent;
}

.menu-btn .bar,
.menu-btn .bar:before,
.menu-btn .bar:after {
  content:" ";
  display: block;
  height: 0.7vw;
  width: 6vw;
  background: #7f6b94;
  position: absolute;
  transition: all 0.5s;
  z-index: 99;
  border-radius: 0.35vw;
}

.menu-btn span:before {
  bottom: 1.75vw;
}

.menu-btn span:after {
  top: 1.75vw;
}

#menu-btn-check:checked ~ .menu-btn span {
  background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
}

#menu-btn-check:checked ~ .menu-btn span::before {
  bottom: 0;
  background-color: #fff;
  transform: rotate(45deg);
}

#menu-btn-check:checked ~ .menu-btn span::after {
  top: 0;
  background-color: #fff;
  transform: rotate(-45deg);
}

/*中身自体*/
.menu-content {
  height: 100%;
  position: fixed;
  overflow-y: scroll;
  width: calc(100% - 30vw);
  top: 0;
  left: 100%;
  z-index: 80;
  background: url("頑張った薄いにょろ.png");
  background-size: cover;
  background-color: #7f6b94;
  transition: all 1.5s;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.menu-content::-webkit-scrollbar{
  display: none;
}

.menu-content ul {
  padding: 35vw 0vw 0vw 0vw;
  border-bottom: none;
}

.menu-content ul li {
  list-style: none;
}

.menu-content ul li a {
  display: block;
  font-size: 7vw;
  width: 30vw;
  font: bold;
  box-sizing: border-box;
  color:#fff;
  text-decoration: none;
  padding: 3vw 0;
  letter-spacing: 0.5vw;
  margin: 0 0 0 50%;
  text-align: center;
}

.menu-content ul li a::before {
  content: "";
  width: 25vw;
  height: 4vw;
  transform: rotate(45deg);
  position: absolute;
  top: 7vw;
}

#menu-btn-check:checked ~ .menu-content {
  left: 30vw;/*メニューを画面内へ*/
  letter-spacing: 0.5vw;
}

#menu-btn-check {
  display: none;
}

.menu-tops {
  text-align: center;
  padding: 5vw;
  position: absolute;
}

.menu-top {
  width: 20vw;
  padding: 1.25vw;
}

.menu-icons {
  position: absolute;
  top: 70vw;
  padding-left: 12vw;
  padding-bottom: 5vw;
}

.menu-icon {
  width: 10vw;
  padding-bottom: 5vw;
}

/*いろいろ*/

.whites01 {
  background: #fff;
  z-index: 10;
  position: relative;
    top: 45vw;
  padding: 2.5vw 0;
  filter: drop-shadow(0 0 0.75vw #A996BB);
}

.storytitle {
    margin: 5vw;
}

.arasuji {
    padding: 0 10vw 0;
    height: 150vw;
    display: flex;
    flex-direction: row-reverse;
}

.tategaki {
    writing-mode: vertical-rl;
    right: 0;
    margin: 5vw 5vw;
    z-index: 1;
    font-size: 4vw;
}

.flug {
  padding-right: 5vw;
}

.tatesu {
    text-orientation: upright;
}

.effort {
    left: 0vw;
    z-index: 0;
    position: relative;
    top: 55vw;
    text-align: center;
    margin-bottom: 0vw;
}

.efforted {
    width: 60vw;
    position: relative;
    filter: drop-shadow(0 0 0.5vw #fff);
    opacity: 0.9;
}

.whites02 {
  background: #fff;
  z-index: 10;
  position: relative;
    top: 65vw;
  padding: 2.5vw 0 10vw;
  filter: drop-shadow(0 0 0.75vw #A996BB);
}

.soukanzu {
    text-align: center;
    top: -100%;
}

.so-kan-zoo {
    width: 100%;
    position: relative;
}

/*tabの形状*/
.sokan_tab{
  display: flex;
  position: relative;
  padding: 2.5vw 25vw;
  text-align: center;
}

.sokan_tab li {
  list-style: none;
  font-size: 5vw;
  width: 25vw;
  text-align: center;
}

.sokan_tab li a{
  display: block;
  background-color: #fff;
  margin: 0 1vw;
  padding: 1.25vw 0vw;
  color: #3a3a3a;
  text-decoration: none;
}


/*liにactiveクラスがついた時の形状*/
.sokan_tab li.active a{
  background-color:#fff;
  border-bottom: 0.5vw solid #81c5b6;
}


/*エリアの表示非表示と形状*/
.area {
  display: none;/*はじめは非表示*/
  opacity: 0;/*透過0*/
  background: #fff;
}

/*areaにis-activeというクラスがついた時の形状*/
.area.is-active {
  display: block;/*表示*/
  animation-name: displayAnime;/*ふわっと表示させるためのアニメーション*/
  animation-duration: 2s;
  animation-fill-mode: forwards;
}

@keyframes displayAnime{
from {
  opacity: 0;
}
to {
  opacity: 1;
}
}