// 변수
$bg-cover: 50% 50% / cover no-repeat;
$bg-contain: 50% 50% / contain no-repeat;
:root {
    --color-primary: #2F3239;
    --color-secondary: #99A4AB;
    --color-corporate: #019178;
    
    // 헤더 높이
    --header-height: 100px;
    // 콘텐츠단 너비
    --content-width: 1200px;
    // 콘텐츠단 상하 마진
    --content-margin-v: 40px;
    // 콘텐츠단 좌우 마진
    --content-margin-h: 20px;
}


// Breakpoints
$breakpoint-desktop: 1921px;
$breakpoint-1600: 1600px;
$breakpoint-1366: 1366px;
$breakpoint-1280: 1280px;
$breakpoint-1024: 1024px;
$breakpoint-768: 768px;
$breakpoint-480: 480px;


// 믹스인
@mixin no-txt {
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
}
@mixin flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}
@mixin mask-bg-center {
    mask-repeat: no-repeat;
    -webkit-mask-repeat: no-repeat;
    mask-position: 50% 50%;
    -webkit-mask-position: 50% 50%;
    mask-size: contain;
    -webkit-mask-size: contain;
}
@mixin vertical-center {
    position: absolute;
    top: 50%;
    transform:translate(0, -50%);
}
@mixin bna {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
@mixin btn-remove {
    content: "";
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 1px;
    background-color: $color-primary;
}


// 애니메이션
@keyframes arrow {
    0% {
        opacity: 0;
        transform: translate(-75%, 0);
    }
    100% {
        opacity: 1;
        transform: translate(0, 0);
    }
}
@keyframes arrowBack {
    0% {
        opacity: 0;
        transform: translate(75%, 50%) rotate(180deb);
    }
    100% {
        opacity: 1;
        transform: translate(0, 50%) rotate(180deb);
    }
}
@keyframes wave {
    0% {
        opacity: .35;
        transform: translate(-50%, -50%) scale(0);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1);
    }
}
@keyframes showUnderline {
    0% {
        opacity: 1;
        transform: translate(-50%, 100%) scale(0);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, 100%) scale(1);
    }
}
@keyframes showUp {
    0% {
        opacity: 0;
        transform: translate(0, 1em);
    }
    100% {
        opacity: 1;
        transform: translate(0, 0);
    }
}
@keyframes checkUp {
    0% {
        opacity: 0;
        transform: translate(0, -20%);
    }
    100% {
        opacity: 1;
        transform: translate(0, -50%);
    }
}
@keyframes rotate360 {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}
@keyframes blink {
    0% {
        opacity: 1;
        transform: scale(.5);
    }
    100% {
        opacity: 0;
        transform: scale(1.2);
    }
}
@keyframes sending {
    0% {
        width: 0%;
    }
    20% {
        width: 20%;
    }
    40% {
        width: 40%;
    }
    60% {
        width: 60%;
    }
    80% {
        width: 80%;
    }
    100% {
        width: 100%;
    }
}