#sec1 {
    padding: 80px 0
}

#sec1 .txt li+li {
    margin-top: 28px
}

#sec1 .txt li span {
    display: block;
    color: #000;
    font-weight: bold;
    margin-bottom: 10px;
    letter-spacing: .04em
}

@media screen and (min-width: 768px) {
    #sec1 {
        padding: 118px 30px 120px
    }

    #sec1 .txt {
        max-width: 860px;
        margin: 0 auto
    }

    #sec1 .txt li {
        font-size: 18px;
        line-height: 31.5px
    }

    #sec1 .txt li+li {
        margin-top: 30px
    }

    #sec1 .txt li span {
        margin-bottom: 13px
    }

    #sec1 .txt li:last-child {
        font-size: 16px;
        line-height: 28px;
        letter-spacing: .04em
    }
}