.sub-service-list {
    /*
    *20px at 1920
    *12px at 960
    */
    display: flex;
    flex-wrap: wrap;
    margin-right: calc(-0.833vw - 4px);
    margin-top: calc(36rem / 16);
    padding-top: calc(34rem / 16);
}

.sub-service-list .sub-service {
    width: calc(100% / 3 - 0.833vw - 4px);
    flex: 0 0 auto;
    margin-right: calc(0.833vw + 4px);
    border-top: 1px solid rgba(255, 255, 255, .5);
    padding-top: calc(32rem / 16);
}

.sub-service .title{
    font-size: calc(28rem / 16);
    margin-bottom: calc(12rem / 16);
}

.sub-service .desc{
    font-size: 1rem;
    line-height: 1.5em;
    height: 4.5em;

    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
}

section.cases{
    background-color: #fff;
    position: relative;
    z-index: 240;
}

.case-ctn{
    margin-top: 0;
}

.cases .wrapper{
    padding-top: calc(80vw / 19.2);
    padding-bottom: calc(90vw / 19.2);
}

@media (max-width: 750px) {
    .sub-service-list{

    }
    .sub-service-list .sub-service{
        display: block;
        width: 100%;
        border-top: none;
        border-left: 2px solid rgba(255, 255, 255, .5);
        margin-bottom: calc(32rem / 16);
        padding-left: calc(32rem / 16);
        padding-right: calc(32rem / 16);
    }

    .sub-service .title{
        font-size: calc(32rem / 16);
    }
    .sub-service .desc{
        font-size: 1.25rem;
    }
    .sub-service-list .sub-service:last-of-type{
        margin-bottom: 0;
    }
}