@font-face {
    font-family: "nexonLv1";
    font-weight: 100;
    font-style: normal;
    src: url("/font/nexonLv1-Light.woff2") format("woff2"),
         url("/font/nexonLv1-Light.woff") format("woff");
    font-display: swap;
}
@font-face {
    font-family: "nexonLv1";
    font-weight: 400;
    font-style: normal;
    src: url("/font/nexonLv1-Regular.woff2") format("woff2"),
         url("/font/nexonLv1-Regular.woff") format("woff");
    font-display: swap;
} 
@font-face {
    font-family: "nexonLv1";
    font-weight: 700;
    font-style: normal;
    src: url("/font/nexonLv1-Bold.woff2") format("woff2"),
         url("/font/nexonLv1-Bold.woff") format("woff");
    font-display: swap;
} 
@font-face {
    font-family: "nanumSquareNeo";
    font-weight: 300;
    font-style: normal;
    src: url("/font/nanumSquareNeo-Light.woff2") format("woff2"),
         url("/font/nanumSquareNeo-Light.woff") format("woff");
    font-display: swap;
}
@font-face {
    font-family: "nanumSquareNeo";
    font-weight: 400;
    font-style: normal;
    src: url("/font/nanumSquareNeo-Regular.woff2") format("woff2"),
         url("/font/nanumSquareNeo-Regular.woff") format("woff");
    font-display: swap;
}
@font-face {
    font-family: "nanumSquareNeo";
    font-weight: 700;
    font-style: normal;
    src: url("/font/nanumSquareNeo-Bold.woff2") format("woff2"),
         url("/font/nanumSquareNeo-Bold.woff") format("woff");
    font-display: swap;
}
@font-face {
    font-family: "nanumSquareNeo";
    font-weight: 800;
    font-style: normal;
    src: url("/font/nanumSquareNeo-ExtraBold.woff2") format("woff2"),
         url("/font/nanumSquareNeo-ExtraBold.woff") format("woff");
    font-display: swap;
}
@font-face {
    font-family: "nanumSquareNeo";
    font-weight: 900;
    font-style: normal;
    src: url("/font/fonts/nanumSquareNeo-Black.woff2") format("woff2"),
         url("/font/fonts/nanumSquareNeo-Black.woff") format("woff");
    font-display: swap;
}

:root {
    --mainfont-nanum: "nanumSquareNeo";
    --mainfont-nexon: "nexonLv1";
  
    --black: #000;
    --black100: #161616;
    --black200: #202020;
    --black300: #333;
    --black400: #444;
    --black500: #000;

    --blackAlpha: #00000000;
    --blackAlpha100: #00000025;
    --blackAlpha200: #0000004d;
    --blackAlpha300: #00000091;
    --blackAlpha400: #000000c3;
    --blackAlpha500: #000000eb;

    --white: #fff;
    --white100: #efefef;
    --white200: #d9d9d9;
    --white300: #aaaaaa;
    --white400: #929292;
    --white500: #686868;

    --red: #f00;
    --red100: rgba(255, 0, 0, 0.5);

    --green: #006940;
    --greenAlpha: #0069413b;
    
    font-family: var(--mainfont-nanum), var(--mainfont-nexon);
    font-size: 16px;
    line-height: 1.5;
    font-weight: 400;

    font-synthesis: none;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
}

*{
    list-style: none;
    text-decoration: none; 
    border-collapse: collapse;
    margin: 0;
    padding: 0;
    color: white;
    background-color: var(--black);
}


.home {
    background-color: var(--black);
    color: var(--white);
}

.header__logo {
    border-bottom: 1px solid var(--black200);
}

.header__logo > a {
    display: grid;
    padding: 10px;
    margin: 10px;
    justify-items: center;
}

.header__logo > a > img {
    height: 40px;
    display: block;
}

.header__logo > a > span {
    font-size: 20px;
    font-weight: 900;
}

main{
    text-align: center;
}

.main {
    border-radius: 28px;
    display: inline-flex;
    flex-direction: column;
    margin-top: 40px;
    /* border: 3px solid var(--black300); */
    white-space: nowrap;
    width: 40%;
    max-width: 550px;
    min-width: 440px;
    
}
.main * {
    background-color: rgba(27, 31, 34, 0.85);
}
.main__info {
    display: flex;
    flex-direction: column;
    border-radius: 20px;
}

.form__choice {
    /* margin-bottom: 50px; */
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    border-radius: 20px;
    font-size: 1.25rem;
}

.check_login {
    height: 100%;
    width: 50%;
    padding: 20px;
    border-top-left-radius: 20px;
    border-bottom: 2px solid var(--white);
    background-color: var(--black300);
}

.check_join {
    height: 100%;
    width: 50%;
    padding: 20px;
    border-top-right-radius: 20px;
    border: 2px solid var(--white);
    border-bottom: none;
    
}

.form__div {
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
}

.join__form {
    display: flex;
    flex-direction: column;
    border: 2px solid var(--white);
    padding-top: 30px;
    border-top: none;
    position: relative;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
}

.join__form > span {
    background-color: transparent;
}


.join_box {
    display: flex;
    flex-direction: column;
    align-items: center;
}
span > input {
    padding: .375rem .75rem;
    border: 1px solid #dadada;
    width: 80%;
    min-height: calc(1.5em + .75rem + 2px);
    font-size: 1.1rem;
}

span > input {
    border-radius: 6px;
    margin-bottom: 4px;
}

span > input:last-child {
    margin-bottom: 20px;
}

.join_button {
    display: block;
    width: 70%;
    margin: auto;
    padding: 13px 0 13px;
    border-radius: 6px;
    border: solid 1px rgba(0, 0, 0, .15);
    background-color: var(--green);
    box-sizing: border-box;
    font-size: 18px;
    font-weight: 900;
    cursor: pointer;
    margin-bottom: 20px;
}