* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  color: #202020;
}
body {
  font-family: "游ゴシック体", YuGothic, "游ゴシック Medium", "Yu Gothic Medium",
    "游ゴシック", "Yu Gothic", sans-serif;
  font-weight: 800;
}
a {
  text-decoration: none;
  color: inherit;
}
li {
  list-style: none;
}
p,
h1,
h2,
h3,
h4,
h5 {
  letter-spacing: 1.2px;
  line-height: 2;
}

section {
  padding: 2rem 0;
}
section + section {
  margin-top: 3rem;
}
.inline {
  display: inline-block;
}
/*header*/
.logo {
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo img {
  width: 220px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  height: 90px;
  width: 95%;
  margin: 0 auto;
}
.header-nav ul {
  display: flex;
}

.header-nav li {
  margin: 0 0.5rem;
  font-size: 1.1rem;
  font-weight: bold;
}
/*==================================================
  MENUがCLOSEに
  ===================================*/

/*ボタン外側※レイアウトによってpositionや形状は適宜変更してください*/
.openbtn {
  /*ボタン内側の基点となるためrelativeを指定。
  追従するナビゲーションの場合はfixed＋top、rightといった位置をセットで指定*/
  position: absolute;
  background: #7cab52;
  cursor: pointer;
  width: 50px;
  height: 50px;
  border-radius: 5px;
  top: 1rem;
  right: 1rem;
  display: none;
}

/*ボタン内側*/
.openbtn span {
  display: inline-block;
  transition: all 0.4s; /*アニメーションの設定*/
  position: absolute;
  left: 14px;
  height: 2px;
  border-radius: 5px;
  background: #fff;
  width: 45%;
}

.openbtn span:nth-of-type(1) {
  top: 13px;
}

.openbtn span:nth-of-type(2) {
  top: 19px;
}

.openbtn span:nth-of-type(3) {
  top: 25px;
}

.openbtn span:nth-of-type(3)::after {
  content: "Menu"; /*3つ目の要素のafterにMenu表示を指定*/
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 0.6rem;
  text-transform: uppercase;
}

/*activeクラスが付与されると線が回転して×になり、Menu⇒Closeに変更*/

.openbtn.active span:nth-of-type(1) {
  top: 14px;
  left: 18px;
  transform: translateY(6px) rotate(-45deg);
  width: 30%;
}

.openbtn.active span:nth-of-type(2) {
  opacity: 0;
}

.openbtn.active span:nth-of-type(3) {
  top: 26px;
  left: 18px;
  transform: translateY(-6px) rotate(45deg);
  width: 30%;
}

.openbtn.active span:nth-of-type(3)::after {
  content: "Close"; /*3つ目の要素のafterにClose表示を指定*/
  transform: translateY(0) translateX(-20%) rotate(-45deg);
  top: 5px;
  left: 50%;
}

/*fv*/
.fv {
  height: calc(100vh - 90px);
  width: 100%;
  background: url("../img/img-sound/fv.jpg") no-repeat center / cover;
}

/*main*/
main {
  background-color: #f9f9f9;
}
.main-section-title {
  font-size: 1.9rem;
}

.main-box {
  width: 90%;
  position: relative;
  top: -8rem;
  margin: 0 auto;
  background-color: #fff;
  padding: 3rem 1rem;
  text-align: center;
}

.main-top-text {
  margin-top: 3rem;
  line-height: 2;
}

/*between*/
.section-between {
  position: relative;
  margin: 3rem auto 0;
  width: 80%;
  max-width: 500px;
}
.bet-gr {
  width: 100%;
  max-width: 800px;
  margin-top: 1rem;
}

/*main-section-flex*/
.main-section-flex {
  display: flex;
  margin-top: 3rem;
}
.main-section-flex.re {
  flex-direction: row-reverse;
}
.main-section-text {
  text-align: left;
  width: 50%;
  padding: 1.5rem;
}
.main-section-img {
  width: 50%;
  padding: 1.5rem;
}
.main-section-img img {
  display: block;
  width: 100%;
}
.main-section-text p {
  margin-top: 1rem;
}
.bet05 {
  width: 10vw;
  max-width: 120px;
  min-width: 80px;
  margin-right: 1.5rem;
  animation: swing-5 5s steps(1) infinite 0s;
}
.bet09 {
  width: 6vw;
  margin: 0 1rem;
  min-width: 30px;
  animation: swing-5 5s steps(1) infinite 0s;
}
.bet10 {
  width: 6vw;
  margin: 0 1rem;
  min-width: 30px;
  animation: swing-5 5s steps(1) infinite 0s;
}
@keyframes swing-5 {
  0%,
  10%,
  20% {
    transform: rotate(0);
  }
  5%,
  15% {
    transform: rotate(-10deg);
  }
}
.bet0502 {
  width: 10vw;
  max-width: 120px;
  min-width: 80px;
  margin-left: 1.5rem;
  animation: swing-5 5s steps(1) infinite 0s;
}

.section-between.flex {
  margin: 4rem auto;
}
.bet07 {
  width: 8vw;
  min-width: 70px;
  animation: swing-5 5s steps(1) infinite 0s;
  margin-right: 1.8rem;
}
.bet08 {
  width: 8vw;
  min-width: 70px;
  animation: swing-5 5s steps(1) infinite 0s;
  margin-left: 1.8rem;
}
.bet0602 {
  width: 15vw;
  margin: 0 1rem;
  min-width: 70px;
}

.bg-blue {
  color: #fff;
  display: inline-block;
  position: relative;
}
.bg-blue::after {
  position: absolute;
  background: #7cab52;
  content: "";
  width: 0;
  height: 100%;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
}
.bg-blue span {
  z-index: 2;
  position: relative;
  padding: 1rem;
}

/*dr*/
.dr {
  margin-top: 0;
}
.dr-box {
  display: flex;
  width: 95%;
  border: 10px solid #efd402;
  border-image: linear-gradient(to right, #efd402 0%, #e9b91d 100%);
  border-image-slice: 1;
  padding: 2rem 1rem;
  margin: 0 auto;
  align-items: center;
}
.dr-img {
  width: 30%;
}
.dr-img img {
  width: 200px;
}

.dr-text {
  width: 65%;
  text-align: left;
  padding: 1rem;
  margin: 0 auto;
}
.dr-text p {
  margin-top: 1rem;
}

.dr-title {
  font-size: 1.3rem;
}
/*insta*/
.insta img:hover,
.banner img:hover {
  transform: scale(1.1);
}
.insta h2 {
  font-size: 2rem;
}
.insta img {
  width: 120px;
  margin-top: 2rem;
  transition: 0.3s ease-in-out;
}
.insta h2 {
  display: flex;
  align-items: center;
  justify-content: center;
}
.insta h2::before {
  content: "";
  width: 50px;
  height: 5px;
  background-color: #7cab52;
  transform: rotateZ(55deg);
}
.insta h2::after {
  content: "";
  width: 50px;
  height: 5px;
  background-color: #7cab52;
  transform: rotateZ(-55deg);
}
.insta h2 span {
  margin: 0 1rem;
}
/*banner*/
.banner h2 {
  font-size: 2rem;
}
.banner img {
  display: block;
  width: 100%;
  margin: 0 auto;
  max-width: 700px;
  transition: 0.3s ease-in-out;
}

.banner-title {
  position: relative;
  margin: 30px auto;
  text-align: center;
  max-width: 700px;
  width: 90%;
}

.banner-title:before,
.banner-title:after {
  position: absolute;
  z-index: 0;
  bottom: -10px;
  display: block;
  content: "";
  border: 1em solid #d90606;
}

.banner-title:before {
  left: -30px;
  border-left-width: 15px;
  border-left-color: transparent;
}

.banner-title:after {
  right: -30px;
  border-right-width: 15px;
  border-right-color: transparent;
}

.banner-title span {
  position: relative;
  z-index: 1;
  display: block;
  color: #fff;
  background: #fa4141;
  padding: 1rem;
}

.banner-title span:before,
.banner-title span:after {
  position: absolute;
  bottom: -10px;
  display: block;
  width: 10px;
  height: 10px;
  content: "";
  border-style: solid;
  border-color: #b70505 transparent transparent transparent;
}

.banner-title span:before {
  left: 0;
  border-width: 10px 0 0 10px;
}

.banner-title span:after {
  right: 0;
  border-width: 10px 10px 0 0;
}
/*footer*/
footer {
  background-color: #efd402;
  text-align: center;
  padding: 2rem;
}
.footer-nav {
  font-weight: bold;
  font-size: 1.1rem;
}
.footer-nav li + li {
  margin-top: 1rem;
}
.copyright {
  margin-top: 2rem;
}

.free {
  height: auto;
}

.pc-none {
  display: none;
}

/*anime*/
.main-section-title .marker {
  position: relative;
  display: inline-block;
}
.main-section-title .marker .z-index {
  z-index: 2;
  position: relative;
}
.main-section-title .marker::after {
  background: linear-gradient(transparent 60%, rgba(225, 230, 70, 0.809) 60%);
  position: absolute;
  content: "";
  width: 0;
  height: 80%;
  bottom: 10%;
  left: 0;
  z-index: 1;
  display: block;
}

@keyframes markerslide {
  to {
    width: 100%;
  }
}

.main-section-title.active .marker::after {
  animation: markerslide 1s alternate ease forwards;
  transform-origin: left;
}

@keyframes bgslide {
  to {
    width: 100%;
    transform-origin: left;
  }
}
.active .bg-blue::after {
  animation: bgslide 1s alternate ease forwards;
  transform-origin: left;
}