@media screen and (max-width: 1440px) {
  html {
    font-size: 5.2083333333vw;
  }
  .right-float-box {
    width: 2.95rem;
    height: 3.14rem;
    position: fixed;
    top: 50%;
    margin-top: -1.91rem;
    right: 0;
    z-index: 50;
    background: url(../images/right-float-box.png) no-repeat center center;
    background-size: contain;
    -webkit-transition: right 0.3s ease;
    transition: right 0.3s ease;
    padding: 0.35rem 0 0 0.6rem;
  }
  .right-float-box.active {
    right: -2.62rem;
  }
  .right-float-box.active .float-box-btn {
    background: url(../images/right-float-box-open.png) no-repeat center center;
    background-size: contain;
  }
  .float-box-btn {
    position: absolute;
    cursor: pointer;
    width: 0.31rem;
    height: 1.65rem;
    top: 0.76rem;
    left: 0;
    border-radius: 0.2rem 0 0 0.2rem; /* 20px */
    background: url(../images/right-float-box-close.png) no-repeat center center;
    background-size: contain;
  }
  .steam-pre-order-btn {
    display: block;
    width: 2.09rem;
    height: 0.76rem;
    margin-bottom: 0.1rem;
  }
  .steam-pre-order-btn img {
    max-width: 100%;
  }
  .google-pre-order-btn {
    display: block;
    width: 2.09rem;
    height: 0.76rem;
    margin-bottom: 0.1rem;
  }
  .google-pre-order-btn img {
    max-width: 100%;
  }
  .apple-pre-order-btn {
    display: block;
    width: 2.09rem; /* 209px */
    height: 0.76rem; /* 76px */
  }
  .apple-pre-order-btn img {
    max-width: 100%;
  }
  .top-menu {
    height: 60px;
  }
  .top-menu-logo {
    width: 130px;
    background-size: contain;
  }
  #menu a {
    height: 60px;
    line-height: 60px;
  }
  .header {
    width: 100%;
    height: auto;
    padding-top: 43%;
    background-size: cover;
    background-attachment: scroll;
  }
  .header-title {
    width: 453px;
    height: 130px;
    background: url(../images/header-title.png) no-repeat center center;
    background-size: contain;
    margin: 0 auto;
    top: -14.5vh;
  }
  .header-btn {
    width: 350px;
    height: 65px;
    background-size: contain;
    top: -13vh;
    cursor: pointer;
    border-radius: 50px;
    -webkit-box-shadow: 0 0 20px 5px rgba(59, 175, 154, 0.9);
            box-shadow: 0 0 20px 5px rgba(59, 175, 154, 0.9);
    -webkit-animation: btnShine 0.5s infinite alternate;
            animation: btnShine 0.5s infinite alternate;
  }
}
@media screen and (max-width: 1280px) {
  .postmark {
    display: none;
  }
  .stage {
    -webkit-transform: translateX(-519px);
            transform: translateX(-519px);
  }
}
@media (max-width: 768px) {
  .promo-pic {
    display: none;
  }
  html {
    font-size: 13.0208333333vw;
  }
  .right-float-box {
    display: none;
  }
  .wrap {
    min-width: 0;
  }
  .header {
    width: 100%;
    height: auto;
    padding-top: 133.85%;
    background: url("../images/header-bg-m.jpg") no-repeat center;
    background-size: contain;
  }
  .header .inner {
    display: none;
  }
  .header-title {
    display: none;
  }
  .header-btn {
    width: 3.4rem;
    height: 0.64rem;
    -webkit-box-shadow: 0 0 2rem 5rem rgba(59, 175, 154, 0.9);
            box-shadow: 0 0 2rem 5rem rgba(59, 175, 154, 0.9);
  }
  #particles-js {
    display: none;
  }
  .header-logo, .header-word {
    display: none;
  }
  .top-menu {
    display: none;
  }
  .inner {
    width: 100%;
  }
  .container {
    min-width: 0;
  }
  .sec1 {
    width: 100%;
    background: #f2e6d3;
    margin-top: 0;
    height: auto;
    padding-top: 0;
    padding: 0 5%;
    overflow: visible;
    padding-bottom: 50px;
  }
  .sec1 .inner {
    margin-top: 0;
  }
  .sec1-top-deco-m {
    position: absolute;
    width: 100%;
    padding-top: 18.49%;
    background: url("../images/sec1-top-deco.png") no-repeat center;
    background-size: cover;
    bottom: -22px;
    z-index: 20;
  }
  .sec3-top-deco-m {
    position: absolute;
    width: 100%;
    padding-top: 18.49%;
    background: url("../images/sec1-top-deco.png") no-repeat center;
    background-size: cover;
    bottom: -90px;
    z-index: 20;
  }
  .sec1-top-deco-m-bottom {
    position: absolute;
    width: 100%;
    padding-top: 14.58%;
    background: url("../images/sec1-top-deco-bottom.png") no-repeat center;
    background-size: cover;
    top: 99%;
    margin-left: -5%;
    z-index: 20;
  }
  .title-box {
    width: 100%;
  }
  .title-box img {
    max-width: 100%;
  }
  .sec1-title {
    margin-top: 20px;
  }
  .sec2-title {
    margin-top: 15%;
  }
  .sec3-title {
    margin-bottom: 30px;
  }
  .sec2 {
    margin-top: -55px;
    height: auto;
    padding-bottom: 90px;
    background-size: cover;
  }
  .sec2-flex-box {
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .sec2-box1, .sec2-box2 {
    width: 90%;
  }
  .sec2-box1 img, .sec2-box2 img {
    max-width: 100%;
  }
  .sec3 {
    height: auto;
    margin-top: 0;
    padding-top: 0;
    background: transparent;
  }
  .sec3 .inner {
    background: #f2e6d3;
    padding-top: 40px;
    padding-bottom: 50px;
  }
  .sec3 .sec1-top-deco-m-bottom {
    margin-left: 0;
    width: 100%;
  }
  .sec3-cont {
    position: relative;
    width: 100%;
    background: transparent;
    top: 0;
    left: 0;
    height: auto;
  }
  .fb-box {
    position: relative;
    top: 0;
    left: 0;
    margin: 0 auto;
    max-width: 500px;
    min-height: 0;
    padding: 0 5%;
  }
  .pre-order-box {
    position: relative;
    width: 100%;
    top: 0;
    right: 0;
    background: #f8f1e3;
    border-radius: 15px;
    height: auto;
    border: 3px solid #b68862;
    padding: 10% 5%;
  }
  .sec1-content {
    width: 100%;
    height: auto;
    background: none;
  }
  .pre-title {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    font-size: 0.4rem;
  }
  .pre-title img {
    width: 20%;
    max-width: 100%;
    height: auto;
    -ms-flex-negative: 0;
        flex-shrink: 0;
    -o-object-fit: contain;
       object-fit: contain;
  }
  .country-code {
    width: 100%;
  }
  .pre-order-gift {
    display: block;
    width: 100%;
  }
  .pre-order-gift img {
    max-width: 100%;
  }
  .pre-order-gift {
    margin-bottom: 5%;
  }
  .pre-submit {
    width: 100%;
    height: auto;
    padding-top: 18.54%;
    background-size: contain;
  }
  .pre-submit::after {
    display: none;
  }
  .pre-row-sms {
    grid-template-columns: 1fr;
  }
  .btn-gray {
    width: 100%;
  }
  .pre-title::before, .pre-title::after {
    width: 20%;
  }
  .sec2.inner {
    margin-top: 0;
  }
  .sec4 {
    height: auto;
    margin-top: 0;
    padding-top: 50px;
  }
  .sec4 .inner {
    margin-top: 0;
    padding-bottom: 10px;
  }
  .sec2-title {
    width: 100%;
    padding: 0 5%;
  }
  .sec2-title img {
    max-width: 100%;
  }
  .notice-list {
    width: 100%;
    padding: 0 5%;
  }
  .eggs {
    display: none;
  }
  .game-intro {
    width: 95vw;
    max-width: 606px;
    aspect-ratio: 606/784;
    height: auto;
    margin: 8vw auto 18vw;
  }
  .game-intro-frame {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 10;
    pointer-events: none;
    background: url(../images/intro-frame-m.png) no-repeat center top;
    background-size: 100% 100%;
  }
  .intro-pic {
    display: none;
  }
  .swiper {
    position: absolute;
    top: 6%;
    left: 0%;
    width: 81.8%;
    height: 85.8%;
  }
  .swiper-slide picture {
    display: block;
    width: 100%;
    height: 100%;
  }
  .swiper-slide img {
    -o-object-fit: cover;
       object-fit: cover;
    background: #fff;
  }
  .swiper-button-next, .swiper-button-prev {
    display: none !important;
  }
  .swiper-pagination {
    bottom: -2vw !important;
    opacity: 1 !important;
  }
  .popup-content {
    max-height: 500px;
    overflow: scroll;
    padding: 15% 7% 7% 7%;
  }
  .notice-popup, .ios-test-info {
    font-size: 14px;
  }
  .join-ios-test-btn {
    width: 90%;
  }
  .footer-inner {
    width: 100%;
    height: auto;
    display: block;
  }
  .footer-links {
    text-align: center;
    margin-top: 10px;
  }
  .footer-center a {
    width: 100%;
  }
  .footer-center a img {
    width: 100%;
  }
  .footer-logo-box {
    text-align: center;
  }
  .footer-logo-box img {
    max-width: 100%;
  }
  .copyright {
    text-align: center;
  }
  .footer-social .footer-inner {
    height: 100px !important;
  }
  .footer-main .footer-inner {
    padding: 10% 7%;
  }
  .footer-left, .footer-right {
    display: block;
    height: auto;
  }
  .footer-left {
    margin-bottom: 20px;
  }
  .lager-logo, .class-level {
    margin-bottom: 10px;
  }
  .footer-main {
    height: auto;
  }
  .footer-right {
    margin-top: 10px;
    margin-left: 0;
  }
  .class-level {
    margin: 20px auto 0 auto;
  }
  .footer-lager-logo, .footer-rg-logo {
    margin-bottom: 10px;
  }
  .hamburger {
    display: block;
    opacity: 1;
    right: 15px;
  }
  .lightbox {
    position: relative;
    width: min(80vw, 644px);
    aspect-ratio: 644/755;
    background: url("../images/lightbox-bg-m.png") center/contain no-repeat;
    border-radius: 12px;
    margin: 0 5%;
  }
  .btn-group {
    position: absolute;
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
    width: 55%;
    bottom: 13.5%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-column-gap: 3%;
       -moz-column-gap: 3%;
            column-gap: 3%;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .btn-group a {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .btn-group a img {
    width: 100%;
    height: auto;
  }
}
@media screen and (max-width: 480px) {
  .postmark {
    display: none;
  }
  .pre-submit {
    padding-top: 24.54%;
  }
}
@media screen and (max-width: 1440px) {
  .postmark {
    display: none;
  }
}