.wow {
    visibility: hidden;
}

/* 서브 비주얼 */

.sub-visual {
    position: relative;
    overflow: hidden;
    height: 400px;
}

.sub-visual .inner {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

.sub-visual .bg {
    height: 100%;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    opacity: 1;
    transform: scale(1.3);
}

.sub-visual.active .bg {
    opacity: 1;
    transform: scale(1) rotate(0.01deg);
    transition: transform 5s ease .3s, opacity 2s ease 1s;
}

.sub-visual._greeting {
    background-image: url(../img/page/visual_1.jpg);
}

.sub-visual._science {
    background-image: url(../img/page/visual_2.jpg);
}

.sub-visual._pipeline {
    background-image: url(../img/page/visual_3.jpg);
}

.sub-visual._status {
    background-image: url(../img/page/visual_4.jpg);
}

.sub-visual .tit {
    z-index: 2;
    opacity: 0;
    width: 100%;
    color: #fff;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}

.sub-visual.active .tit {
    -webkit-mask-image: linear-gradient(-70deg, rgba(0, 0, 0, 0) 47.5%, rgba(0, 0, 0, 1) 52.5%);
    -webkit-mask-size: 250% 100%;
    animation: reveal 7s cubic-bezier(0.230, 1.000, 0.320, 1.000) both;
    animation-delay: 0s; /* 바로 실행 */
}

.sub-visual .txt {
    opacity: 0;
    width: 100%;
    color: #fff;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}

.sub-visual.active .txt {
    -webkit-mask-image: linear-gradient(-70deg, rgba(0, 0, 0, 0) 47.5%, rgba(0, 0, 0, 1) 52.5%);
    -webkit-mask-size: 250% 100%;
    animation: reveal 7s cubic-bezier(0.230, 1.000, 0.320, 1.000) both;
    animation-delay: 0.5s; /* 1초 후 실행 */
}

.sub-visual ._box {
    z-index: 2;
}

.sub-visual .tit h2 {
    margin-top: 60px;
    margin-bottom: 0 !important;
    font-size: 54px !important;
    font-weight: 600;
}

.sub-visual .txt {
    margin-bottom: 0 !important;
    font-size: 19px !important;
}

/* */

@keyframes reveal {
    0% {
        -webkit-mask-position: 100%;
        opacity: 0;
    }

    100% {
        -webkit-mask-position: 0;
        opacity: 1;
    }
}

/* 공통 */

#ctt {
    padding: 0 !important;
}

h3.fs-3 {
    color: var(--bs-primary);
    line-height: 1.5;
    letter-spacing: -0.9px;
}

#ctt_con ul li {
    padding: 2px 0;
    line-height: 1.7;
}

#ctt_con p {
    font-size: 20px;
    font-weight: 300;
    line-height: 1.7;
}

#ctt_con .table thead th {
    border-top: 1px solid #64D0CB;
    background-color: #F4F4F4;
}

#ctt_con .table th,
#ctt_con .table td {
    padding: 14px .5rem;
    vertical-align: middle;
}

#ctt_con .table tbody th,
#ctt_con .table td {
    font-size: 14px;
}

.page-title {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

/* board */

#bo_category {
    display: none;
}

.bod-top {
    margin-top: 70px;
}

#bo_list_wrap,
#bo_w,
#bo_v {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 0 70px;
}

#bo_list {
    font-size: 14px;
    font-weight: 500;
}

@media (min-width: 768px) {
    ._w05 {
        width: 5%;
    }

    ._w10 {
        width: 10%;
    }

    ._w15 {
        width: 15%;
    }

    ._w20 {
        width: 20%;
    }

    ._w25 {
        width: 25%;
    }

    ._w30 {
        width: 30%;
    }
    
    ._w40 {
        width: 40%;
    }

    ._w50 {
        width: 50%;
    }
}