html {
    scroll-behavior: smooth;
}
/* video */
video::-webkit-media-controls { display:none !important; }
video::-webkit-media-controls-fullscreen-button { display: none !important;  } 
video::-webkit-media-controls-play-button { display: none !important;  } 
video::-webkit-media-controls-timeline { display: none !important;  } 
video::-webkit-media-controls-current-time-display{ display: none !important; } 
video::-webkit-media-controls-time-remaining-display { display: none !important; } 
video::-webkit-media-controls-mute-button { display: none !important; } 
video::-webkit-media-controls-volume-slider { display: none !important; } 
video::-webkit-media-controls-volume-slider { display: none !important; } 

body {
    background: #000;
    overflow: visible;
    position: relative;
    touch-action: auto;
}
body.hidden {
    overflow: hidden;
    touch-action: none;
}
.wrap {
    position: relative;
    min-width: 102.4rem;
}
.container {
    width: 100%;
    max-width: 75rem;
    height: inherit;
    padding: 0 6rem;
    box-sizing: border-box;
    margin: 0 auto;
    zoom: .9;
}
.cont_wrap {
    width: 100%;
    background: url(../images/common/bg.webp) repeat-y center top;
    position: relative;
    z-index: 10;
    padding-bottom: 12rem;
}
.no_webp .cont_wrap {
    background: url(../images/common/bg.jpg) repeat-y center top;
}
.cont_wrap > div {
    padding: 12rem 0;
    scroll-margin-top: 6rem;
}

/* button */
.pre_btn {
    display: block;
    width: 30.25rem;
    height: 6.05rem;
    background: url(../images/common/pre_btn_bg.png?ver=2) no-repeat center;
    background-size: contain;
    margin: 0 auto;
}
.pre_btn span {
    display: block;
    text-align: center;
    font-family: 'Sacheonhanggong';
    color: #fff;
    font-size: 2.25rem;
    line-height: 6.05rem;
}
.btn {
    display: block;
    width: 100%;
    max-width: 63rem;
    height: 10rem;
    line-height: 9.2rem;
    text-align: center;
    background: #1c4a83;
    border: 2px solid #000;
    font-size: 3rem;
    color: #fff;
    font-weight: 500;
    box-sizing: border-box;
}
.btn.disabled {
    background: #5d5d5d !important;
    color: #bdbdbd;
    pointer-events: none;
}

/* title */
.tit_wrap {
    width: 100%;
    text-align: center;
    margin-top: -1.4rem;
    position: relative;
    z-index: 100;
}
.tit_wrap .tit {
    font-size: 6.5rem;
    font-family: 'Sacheonhanggong';
    background: linear-gradient(to bottom, #70b6ff 5%, #fff 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: #fff;
    filter: drop-shadow(1px 1px 10px rgba(0,0,0,.3));
    position: relative;
    letter-spacing: -2.5px;
    font-weight: 500;
    letter-spacing: -1.5px;
}
.tit_wrap .tit::after {
    content: '';
    width: 31rem;
    height: 1.3rem;
    background: url(../images/common/tit_deco.png?ver=2) no-repeat center;
    background-size: contain;
    position: absolute;
    bottom: -1.2rem;
    left: 50%;
    transform: translateX(-50%);
}
.tit_wrap .tit.br_tit_01::after {
    display: none;
}
.tit_wrap .tit.br_tit_02 {
    margin-top: -2.8rem;
}
.tit_wrap .desc {
    font-size: 3.2rem;
    line-height: 3.8rem;
    color: #fff;
    font-weight: 500;
    margin-top: 3.5rem;
    opacity: .7;
}
.tit_wrap .date {
    font-size: 3rem;
    font-family: 'Sacheonhanggong';
    color: #ffdd46;
    margin-top: 5.2rem;
}
.tit_wrap .tit_num {
    font-size: 2.4rem;
    color: #ffdd46;
    font-style: italic;
    font-weight: 600;
    margin-top: 0.4rem;
    margin-bottom: -0.4rem;
}

/* check_box */
.check_box {
    display: block;
    *display: inline;
    *zoom: 1;
    position: relative;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    font-size: 1.2rem;
    padding-left: 2rem;
    line-height: 1.6rem;
    cursor: pointer;
    font-weight: 500;
    padding-bottom: 0.75rem;
    box-sizing: border-box;
}
.all_agree_area .check_box {
    width: 100%;
    font-size: 1.3rem;
    font-weight: 700;
    margin: 1.5rem 0 1rem;
}
.check_box button {
    text-decoration: underline;
    font-size: 1.2rem;
    font-weight: 500;
    margin-top: -0.4rem;
}
.check_box input[type="checkbox"] {
    display: none;
}
.check_check {
    width: 1.5rem;
    height: 1.5rem;
    background: #fff;
    border: 1px solid #000;
    box-sizing: border-box;
    position: absolute;
    top: 0.2rem;
    left: 0;
}
.check_check:after {
    content: "";
    position: absolute;
    width: 0.8rem;
    display: none;
    height: 0.65rem;
    background: url(../images/common/check_i.png?ver=2) no-repeat center;
    background-size: contain;
    position: absolute;
    left: 0.3rem;
    top: 0.35rem;
}
.check_box input[type="checkbox"]:checked + .check_check:after {
    display: block;
}

/* input */
input {
    display: block;
    width: 100%;
    height: 4rem;
    line-height: 3.8rem;
    border: 1px solid #000;
    background: #fff;
    padding: 0 1rem;
    font-size: 1.2rem;
    box-sizing: border-box;
}
input::placeholder {
    color: #bdbdbd;
}

/* layer */
.layer_deem {
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.95);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    z-index: 800;
}
.layer_wrap {
    width: 63rem;
    height: auto;
    min-height: 48rem;
    background: #fff;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: 850;
    display: none;
    zoom: .9;
}
.layer_wrap button.layer_close {
    width: 4.8rem;
    height: 4.8rem;
    background: url(../images/common/layer_close.png?ver=2) no-repeat center;
    background-size: contain;
    position: fixed;
    top: 3rem;
    right: 3rem;
}
.layer_wrap .layer_body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8.8rem 5rem 9rem;
    box-sizing: border-box;
}
.layer_wrap .layer_body h3 {
    font-size: 3rem;
    line-height: 3rem;
    text-align: center;
    font-weight: 500;
    margin-bottom: 4rem;
}

.caution_txt {
    margin-top: 2.5rem;
    text-align: left;
}
.caution_txt .caution_tit {
    font-size: 1.5rem;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,.37);
    font-family: 'Sacheonhanggong';
}
.caution_txt .caution_tit i {
    display: inline-block;
    width: 1.95rem;
    height: 1.8rem;
    background: url(../images/common/caution_ico.png?ver=2) no-repeat center;
    background-size: contain;
    vertical-align: middle;
    margin-right: 0.75rem;
}
.caution_txt ul li {
    font-size: 1.2rem;
    line-height: 1.6rem;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,.37);
    word-break: keep-all;
    text-indent: -1.2rem;
    margin-left: 1.2rem;
    opacity: .7;
}

/* box */
.line_box_wrap {
    width: 100%;
    max-width: 69rem;
    padding: 4.7rem 3rem 4.7rem;
    margin: 6rem auto 0;
    box-sizing: border-box;
    background: rgba(255,255,255,.4);
    position: relative;
}
.line_box_wrap::after {
    content: '';
    width: calc(100% - 1rem);
    height: calc(100% - 1rem);
    border: 2px solid #112d55;
    box-sizing: border-box;
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
}
.line_box_wrap > * {
    position: relative;
    z-index: 10;
}
.line_box_wrap h3 {
    font-size: 3.6rem;
    line-height: 3.6rem;
    color: #112d55;
    font-family: "Sacheonhanggong";
    display: flex;
    align-items: center;
    justify-content: space-between;
    letter-spacing: -1px;
    font-weight: 400;
}
.line_box_wrap h3 i {
    display: block;
    width: 20rem;
    height: 2.3rem;
    background: url(../images/common/tit_deco_left.png) no-repeat center;
    background-size: contain;
}
.line_box_wrap h3 i:nth-of-type(2) {
    background: url(../images/common/tit_deco_right.png) no-repeat center;
    background-size: contain;
}
.line_box_wrap .box_in {
    width: 100%;
    min-height: 20rem;
    background: rgba(254,254,254,.5);
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 3rem;
}
.line_box_wrap .box_in:nth-of-type(1) {
    margin-top: 3.4rem;
}
.line_box_wrap .box_in::after {
    content: '';
    width: calc(100% - 1rem);
    height: calc(100% - 1rem);
    border: 2px solid #112d55;
    box-sizing: border-box;
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
}
.line_box_wrap .box_in::before {
    content: '';
    width: 56.8rem;
    height: 15rem;
    background: url(../images/common/box_in_deco.png) no-repeat center;
    background-size: contain;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}
.line_box_wrap .box_in > * {
    position: relative;
    z-index: 10;
}


header {
    width: 100%;
    height: 6rem;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 400;
    box-sizing: border-box;
    background: rgba(0,0,0,.7);
    display: flex;
    justify-content: start;
    align-items: center;
}
header .head {
    height: 6rem;
    padding: 0 3.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
}
header .head > div {
    display: flex;
    align-items: center;
}
header .head .forum_a {
    display: none;
}
header .head h1 a {
    display: block;
    height: 4rem;
    position: relative;
    z-index: 50;
}
header .head h1 a img {
    width: 8.8rem;
    height: auto
}
header .pc_nav {
    width: 100%;
    display: flex;
    justify-content: space-between;
    box-sizing: border-box;
}
header .pc_nav ul {
    display: flex;
}
header .pc_nav ul a {
    display: block;
    font-size: 2rem;
    font-weight: 500;
    color: #fff;
    padding: 0 1.9rem;
}
header .forum_a  {
    font-size: 2rem;
    font-weight: 500;
    color: #40baff;
    margin-right: 3rem;
}
header .pc_nav .forum_a {
    margin-right: 6rem;
}

.ham_btn {
    width: 6rem;
    position: relative;
    cursor: pointer;
    z-index: 500;
    display: none;
}

.ham_btn span {
    background: white;
    display: block;
    height: 0.8rem;
    width: 100%;
    margin: 1.1rem 0;
    border-radius: 0.3rem;
    transition: all 0.3s ease-in-out 0.2s;
    position: relative;
}
.ham_btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(2rem, 1rem);
}
.ham_btn.active span:nth-child(2) {
    opacity: 0;
}
.ham_btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(1.6rem, -0.8rem);
}

.m_nav {
    width: 100%;
    height: 100%; 
    position: fixed;
    top: -1000%;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease-in;
}
nav.active {
    top: 0;
    background: #000;
    z-index: 150;
}
.m_nav img {
    display: block;
}
.m_nav ul {
    margin-top: 5.5rem;
}
.m_nav ul li a {
    display: block;
    font-size: 3rem;
    font-weight: 500;
    line-height: 7.5rem;
    color: #fff;
    text-align: center;
}
.sns_wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 7rem;
    margin-top: 7rem;
    margin-left: -2.4rem;
}
.sns_wrap a {
    display: block;
    width: 11.2rem;
    height: inherit;
    background-image: url(../images/common/nav_sns.png?ver=2);
    background-repeat: no-repeat;
    background-size: 44.8rem auto !important;
    margin: 0 2.1rem;
}
.sns_wrap a.youtube_btn {
    background-position: left center;
    width: 9.5rem;
}
.sns_wrap a.twi_btn {
    background-position: -14rem center;
    width: 7rem;
}
.sns_wrap a.insta_btn {
    background-position: -25rem center;
    width: 6.9rem;
}
.sns_wrap a.forum_btn {
    background-position: right center;
    width: 8.4rem;
}


.footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 12rem;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}
.footer .copy {
    font-size: 2rem;
    color: #fff;
    text-align: center;
}


.arrow_wrap {
    position: absolute;
    width: 69rem;
    height: 8rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: 10;
}
.arrow_wrap .arrow_next,
.arrow_wrap .arrow_prev {
    width: 6.7rem;
    height: 7.2rem;
    background-size: contain !important;
    position: absolute;
    bottom: 0.4rem;
    z-index: 40;
    cursor: pointer;
}
.arrow_wrap .arrow_next {
    background: url(../images/common/next_arrow.png?ver=2) no-repeat center;
    right: 0;
}
.arrow_wrap .arrow_prev {
    background: url(../images/common/prev_arrow.png?ver=2) no-repeat center;
    left: 0;
}


@media (max-width: 1439px) {
    header .head {
        width: 100%;
        justify-content: space-between;
    }
    header .head .forum_a {
        display: block;
        font-size: 1.75rem;
    }
    header .pc_nav {
        display: none;
    }
    header .ham_btn {
        display: block;
        width: 3rem;
    }
    .ham_btn span {
        background: white;
        display: block;
        height: 0.4rem;
        width: 100%;
        margin: 0.55rem 0;
        border-radius: 0.15rem;
        transition: all 0.3s ease-in-out 0.2s;
        position: relative;
    }
    .ham_btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(1rem, 0.5rem);
    }
    .ham_btn.active span:nth-child(2) {
        opacity: 0;
    }
    .ham_btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(0.8rem, -0.4rem);
    }
}

@media (max-width: 768px) {
    .wrap {
        min-width: 37.5rem;
    }
    .container {
        max-width: 37.5rem;
        padding: 0 3rem;
        zoom: 1;
    }
    header .head {
        padding: 0 3rem;
    }
    .m_nav {
        height: 100%;
        top: 0;
        right: -500%;
    }
    nav.active {
        top: 0;
        right: 0;
    }
    .m_nav ul {
        margin-top: 2.75rem;
    }
    .m_nav ul li a {
        font-size: 1.5rem;
        line-height: 3.75rem;
    }
    .m_nav > a {
        display: block;
        font-size: 1.5rem;
        font-weight: 500;
        line-height: 3.75rem;
        color: #fff;
        text-align: center;
    }
    .sns_wrap {
        height: 3.5rem;
        margin-top: 3.5rem;
        margin-left: -1.2rem;
    }
    .sns_wrap a {
        display: block;
        width: 5.6rem;
        background-size: 22.4rem auto !important;
        margin: 0 1.05rem;
    }
    .sns_wrap a.youtube_btn {
        background-position: left center;
        width: 4.75rem;
    }
    .sns_wrap a.twi_btn {
        background-position: -7rem center;
        width: 3.5rem;
    }
    .sns_wrap a.insta_btn {
        background-position: -12.5rem center;
        width: 3.45rem;
    }
    .sns_wrap a.forum_btn {
        background-position: right center;
        width: 4.2rem;
    }
    .cont_wrap > div {
        padding: 6rem 0;
    }
    .tit_wrap .tit_num {
        font-size: 1.2rem;
        margin-bottom: -0.8rem;
        margin-top: 0.9rem;
    }
    .tit_wrap .tit {
        font-size: 3.25rem;
        margin-top: 0.6rem;
    }
    .tit_wrap .tit::after {
        width: 15.5rem;
        height: 0.65rem;
        bottom: -0.5rem;
    }
    .tit_wrap .tit.br_tit_02 {
        margin-top: -1.4rem;
    }
    .tit_wrap .desc {
        font-size: 1.6rem;
        line-height: 1.9rem;
        margin-top: 1.8rem;
    }
    .tit_wrap .date {
        font-size: 1.5rem;
        line-height: 2rem;
        margin-top: 2.6rem;
    }
    .btn {
        display: block;
        width: 100%;
        max-width: 31.5rem;
        height: 5rem;
        line-height: 4.6rem;
        text-align: center;
        background: #1c4a83;
        border: 1px solid #000;
        font-size: 1.5rem;
        color: #fff;
        font-weight: 500;
        box-sizing: border-box;
    }
    
    .footer {
        height: 6rem;
    }
    .footer .copy {
        font-size: 1rem;
    }
    .cont_wrap {
        padding-bottom: 6rem;
    }
    img {
        max-width: 100%;
    }
    .arrow_wrap {
        width: 34.5rem;
        height: 4rem;
    }
    .arrow_wrap .arrow_next,
    .arrow_wrap .arrow_prev {
        width: 3.35rem;
        height: 3.6rem;
        bottom: 0.2rem;
    }

    .layer_wrap {
        width: 31.5rem;
        height: auto;
        min-height: 24rem;
        zoom: 1;
    }
    .layer_wrap button.layer_close {
        width: 2.4rem;
        height: 2.4rem;
        top: 1.5rem;
        right: 1.5rem;
    }
    .layer_wrap .layer_body {
        padding: 4.4rem 2.5rem 4.5rem;
    }
    .layer_wrap .layer_body h3 {
        font-size: 1.5rem;
        line-height: 1.5rem;
        margin-bottom: 2rem;
    }
}