.mainArea {
    background-image: url(../images/bg_showroom.png);
    padding: 95px 0 65px;
}
@media (max-width: 1180px) {
    .mainArea {
        padding: 30px 0;
    }
}

.ideaBox {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
@media (max-width: 960px) {
    .ideaBox {
        display: block;
    }
}
.ideaBox .left {
    position: relative;
    width: 50%;
    z-index: 2;
}
@media (max-width: 960px) {
    .ideaBox .left {
        width: 100%;
        text-align: center;
    }
}
.ideaBox .left .Img {
    position: relative;
}
.ideaBox .left .Img:before {
    content: "";
    position: absolute;
    top: -40px;
    right: -63px;
    width: 128px;
    height: 121px;
    border: 5px solid #6F94AE;
}
@media (max-width: 767px) {
    .ideaBox .left .Img:before {
        display: none;
    }
}
.ideaBox .left .imgBox {
    display: inline-block;
}
.ideaBox .right {
    padding-top: 15px;
    padding-left: 25px;
    width: 50%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}
@media (max-width: 960px) {
    .ideaBox .right {
        width: 100%;
        -webkit-box-pack: center;
            -ms-flex-pack: center;
                justify-content: center;
    }
}
@media (max-width: 480px) {
    .ideaBox .right {
        padding-top: 0;
        padding-left: 0;
        display: block;
    }
}
@media (min-width: 481px) {
    .ideaBox .right .imgBox:nth-of-type(2) {
        padding-top: 60px;
        padding-left: 24px;
    }
}
.ideaBox .ideaTitle {
    margin-bottom: 10px;
    font-size: 36px;
    font-weight: 400;
    color: #6F94AE;
    letter-spacing: 2px;
}
@media (max-width: 640px) {
    .ideaBox .ideaTitle {
        font-size: 28px;
        letter-spacing: 0.5px;
    }
}
.ideaBox .textBox {
    margin-bottom: 50px;
}
@media (max-width: 640px) {
    .ideaBox .textBox {
        margin-bottom: 20px;
    }
}
@media (max-width: 480px) {
    .ideaBox .imgBox {
        padding: 10px 0;
    }
}
.ideaBox .imgBox img {
    position: relative;
    display: block;
    max-width: 100%;
    z-index: 1;
}
@media (min-width: 481px) {
    .ideaBox .imgBox.reverse {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: vertical;
        -webkit-box-direction: reverse;
            -ms-flex-direction: column-reverse;
                flex-direction: column-reverse;
        -webkit-box-pack: end;
            -ms-flex-pack: end;
                justify-content: flex-end;
    }
    .ideaBox .imgBox.reverse .Txt {
        padding-top: 0;
        padding-bottom: 20px;
    }
    .ideaBox .imgBox.reverse .Txt:before {
        top: 0;
    }
}
.ideaBox .Txt {
    padding-top: 20px;
    padding-left: 40px;
    position: relative;
    z-index: 1;
    line-height: 1;
    text-align: left;
}
@media (max-width: 480px) {
    .ideaBox .Txt {
        padding-top: 10px;
        padding-left: 20px;
    }
}
.ideaBox .Txt:before {
    content: "";
    position: absolute;
    top: -15px;
    left: 25px;
    width: 2px;
    height: calc(100% + 15px);
    background-color: #6F94AD;
}
@media (max-width: 480px) {
    .ideaBox .Txt:before {
        left: 10px;
    }
}
.ideaBox .Txt .title {
    font-size: 18px;
    color: #363636;
}
.ideaBox .Txt .enTitle {
    margin-bottom: 5px;
    font-size: 15px;
    font-family: "Roboto", sans-serif;
    color: #6F94AE;
}

.textEditor {
    font-size: 15px;
    font-weight: 400;
    color: #707070;
}

.serviceBox {
    padding: 50px 20px 70px;
    background-size: cover;
    background-image: url(../images/aboutbg.jpg);
}
@media (max-width: 1180px) {
    .serviceBox {
        padding: 30px 20px;
    }
}
.serviceBox .topBox {
    padding: 10px 0;
    margin: 0 auto;
    width: 100%;
    max-width: 760px;
    text-align: center;
    color: #fff;
}
.serviceBox .topBox .title {
    margin-bottom: 5px;
    font-size: 36px;
    color: #fff;
    letter-spacing: 2px;
}
@media (max-width: 640px) {
    .serviceBox .topBox .title {
        font-size: 28px;
    }
}
.serviceBox .topBox p {
    line-height: 2.2;
}
.serviceBox .serviceList {
    position: relative;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
}
.serviceBox .serviceList:not(.df) {
    padding-left: 0;
    list-style: none;
}
.serviceBox .serviceList:before {
    content: "";
    position: absolute;
    left: -20px;
    width: calc(100% + 40px);
    height: 1px;
    margin-top: -0.5px;
    background-color: rgba(255, 255, 255, 0.3);
}
@media (max-width: 640px) {
    .serviceBox .serviceList:before {
        display: none;
    }
}
.serviceBox .serviceList > li {
    padding: 50px;
}
@media (max-width: 1180px) {
    .serviceBox .serviceList > li {
        padding: 30px 10px;
    }
}
.serviceBox .serviceList .item {
    position: relative;
    width: 215px;
    height: 215px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    text-align: center;
}
@media (max-width: 1180px) {
    .serviceBox .serviceList .item {
        width: 180px;
        height: 180px;
    }
}
.serviceBox .serviceList .item:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%);
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: #fff;
}
.serviceBox .serviceList .Img {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    height: 50%;
}
.serviceBox .serviceList .Txt {
    padding: 10px;
    line-height: 1.5;
    height: 50%;
}
.serviceBox .serviceList .title {
    font-size: 16px;
    color: #fff;
    letter-spacing: 0.5px;
}
.serviceBox .serviceList .enTitle {
    font-size: 15px;
    font-family: "Roboto", sans-serif;
    color: rgba(255, 255, 255, 0.5);
}
.serviceBox .note {
    margin: 0 auto;
    width: 100%;
    max-width: 760px;
    font-size: 15px;
    color: #fff;
    text-align: center;
}
.serviceBox img {
    display: block;
    max-width: 100%;
}

.certArea {
    padding: 90px 0 80px;
}
@media (max-width: 1180px) {
    .certArea {
        padding: 30px 0;
    }
}
.certArea .certTitle {
    margin-bottom: 30px;
    font-size: 36px;
    font-weight: 400;
    color: #304860;
    text-align: center;
}
@media (max-width: 649px) {
    .certArea .certTitle {
        font-size: 28px;
        margin-bottom: 10px;
    }
}
.certArea .certList {
    margin: 0 -10px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
}
.certArea .certList:not(.df) {
    padding-left: 0;
    list-style: none;
}
.certArea .certList > li {
    padding: 20px 10px;
    width: 25%;
}
@media (max-width: 1180px) {
    .certArea .certList > li {
        width: 33.33%;
    }
}
@media (max-width: 640px) {
    .certArea .certList > li {
        width: 50%;
    }
}
@media (max-width: 480px) {
    .certArea .certList > li {
        width: 100%;
    }
}
.certArea .certList .item {
    position: relative;
    border-top: 2px solid #304861;
}
.certArea .certList .top {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 60px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    padding: 5px 25px;
}
@media (max-width: 1180px) {
    .certArea .certList .top {
        padding: 5px 10px;
    }
}
.certArea .certList .top:before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
            transform: translateX(-50%);
    width: calc(100% - 50px);
    height: 1px;
    background-color: #eeeeee;
}
@media (max-width: 1180px) {
    .certArea .certList .top:before {
        width: calc(100% - 20px);
    }
}
.certArea .certList .year {
    font-size: 20px;
    font-weight: 400;
    color: #616161;
}
.certArea .certList .class {
    font-size: 15px;
    font-weight: 400;
    color: #beb3a5;
}
.certArea .certList .title {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    min-height: 65px;
    text-align: center;
    padding: 0 20px;
    font-size: 16px;
    font-weight: 400;
    color: rgba(54, 54, 54, 0.8);
}
.certArea img {
    display: block;
    width: 100%;
}