@font-face {
    font-family: 'NanumSquare';
    font-weight: 400;
    font-style: normal;
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Regular.eot');
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Regular.eot?#iefix') format('embedded-opentype'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Regular.woff2') format('woff2'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Regular.woff') format('woff'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Regular.ttf') format("truetype");
    font-display: swap;
} 
@font-face {
    font-family: 'NanumSquare';
    font-weight: 700;
    font-style: normal;
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Bold.eot');
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Bold.eot?#iefix') format('embedded-opentype'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Bold.woff2') format('woff2'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Bold.woff') format('woff'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-Bold.ttf') format("truetype");
    font-display: swap;
} 
@font-face {
    font-family: 'NanumSquare';
    font-weight: 800;
    font-style: normal;
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-ExtraBold.eot');
    src: url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-ExtraBold.eot?#iefix') format('embedded-opentype'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-ExtraBold.woff2') format('woff2'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-ExtraBold.woff') format('woff'),
         url('https://cdn.jsdelivr.net/gh/webfontworld/NanumSquare/NanumSquare-ExtraBold.ttf') format("truetype");
    font-display: swap;
} 
#wrap * {
    font-family: 'NanumSquare';
}
.header2 {
    position: relative; 
    display: flex;
    align-items: center;
    padding: 25px 20px;
    background-color: #fff; 
    height: 80px;
    max-width: 1200px; 
    width: 100%;
    margin: 0 auto; 
}
.header2 .back {
    flex: 0 0 auto; 
}

.header2 .back img {
    width: 60%; 
}

.header2 .logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 8%;
    height: 40px;
    display: flex;
    align-items: center;
}

.header2 .logo img {
    display: block; 
    max-width: 100%; 
    width: 100px;
}

@media screen and (max-width: 900px) {
    .header_index {
        max-width: 100%;
        width: 100%;
        padding: 15px !important;
    }
    .header_index .logo {
        width: 20% !important;
    }
    .header2 {
        padding: 20px;
        height: unset;
        max-width: 100%;
        width: 100%;
    }
    .header2 .logo {
        width: 18%;
    }
    .header2 .back img {
        width: 40%;
    }
}