*{
    letter-spacing: -0.02em;
}
html{
    background: #F4F4F4;
}
html, body{
    font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard Variable", Pretendard, Roboto, "Noto Sans KR", "Segoe UI", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
    font-size: 22px;
    font-weight: normal;
    line-height: 1;
    -webkit-text-size-adjust : none;  /* 크롬, 사파리, 오페라 신버전 */
    -ms-text-size-adjust : none;  /* IE */
    -moz-text-size-adjust : none;  /* 파이어폭스 */
    -o-text-size-adjust : none;  /* 오페라 구버전 */
    color: #000000;
    overflow-x: hidden;
}
body{
    background: #fff;
    max-width: 720px;
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
}
main{
    min-height: calc(100vh - 80px);
    padding-bottom: 40px;
}
li{
    transition: .3s;
}
a:link,
a:visited,
a:active,
a:hover{
    text-decoration: none;
    color: #000;
}
.content{
    width: calc(100% - 48px);
    margin: 0 auto;
}
h1{
    font-size: 24px;
    font-weight: bold;
    margin-top: 16px;
    margin-bottom: 24px;
}
b{
    font-weight: bold;
}

/* header */
header{
    border-bottom: 1px solid #c7c7c7;
    background: #fafbff;
}
header .header_inner{
    width: calc(100% - 48px);
    padding: 0 24px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
}
header .header_inner img{
    width: auto;
    height: 40px;
}

/* input */
input[type="text"] {
    font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard Variable", Pretendard, Roboto, "Noto Sans KR", "Segoe UI", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
    font-size: 17px;
    width: 100%;
    padding: 0 24px;
    height: 66px;
    background: #fff;
    border-radius: 60px;
    color: #454757;
    margin-bottom: 12px;
    border: none;
    border: 1px solid #fff;
    box-shadow: 0 4px 24px rgba(0,0,0,4%);
}
input[type="password"] {
    font: small-caption;
    font-size: 17px;
    width: 100%;
    padding: 0 24px;
    height: 66px;
    background: #fff;
    border-radius: 60px;
    color: #454757;
    border: none;
    border: 1px solid #fff;
    box-shadow: 0 4px 24px rgba(0,0,0,4%);
}
input[type="text"]::placeholder,
input[type="password"]::placeholder{
    font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard Variable", Pretendard, Roboto, "Noto Sans KR", "Segoe UI", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
    color: #9D9FB0;
}
input[type="text"]:focus,
input[type="password"]:focus{
    outline: none;
    border: 1px solid #49CABA;
    background: #fff;
}
input[type="submit"]{
    font-family: 'Roboto', sans-serif;
    letter-spacing: 0;
    font-size: 20px;
    font-weight: bold;
    width: 100%;
    background: #49CABA;
    border-radius: 60px;
    height: 60px;
    border: none;
    color: #fff;
    margin-top: 32px;
    cursor: pointer;
    box-shadow: 0 4px 32px rgba(124, 167, 162, 24%);
}

input[type="button"] {
    font-family: 'Roboto', sans-serif;
    letter-spacing: 0;
    font-size: 20px;
    font-weight: bold;
    width: 100%;
    background: #49CABA;
    border-radius: 60px;
    height: 60px;
    border: none;
    color: #fff;
    margin-top: 32px;
    cursor: pointer;
    box-shadow: 0 4px 32px rgba(124, 167, 162, 24%);
}


/* below 720 */
@media screen and (max-width: 720px){

    input[type="text"]{
        font-size: 16px;
        height: 60px;
        margin-bottom: 8px;
    }
    input[type="password"]{
        font-size: 16px;
        height: 60px;
    }
    input[type="submit"]{
        font-size: 18px;
        height: 54px;
    }

    input[type="button"] {
        font-size: 18px;
        height: 54px;
    }
}



/* below 540 */
@media screen and (max-width: 540px){

    h1{
        font-size: 18px;
        margin-bottom: 16px;
    }
    .content{
        width: calc(100% - 32px);
    }
    main{
        min-height: calc(100vh - 44px);
    }
    header .header_inner{
        height: 44px;
    }
    header .header_inner img{
        height: 32px;
    }

}