.main .title {
    margin-top: 50px;
    font-size: 26px;
    color: #333333;
    padding-left: 18px;
    position: relative;
}

.main .title::before {
    content: '';
    position: absolute;
    width: 3px;
    height: 100%;
    background-color: #ff0000;
    top: 0;
    left: 0;
}

.main .part .content {
    width: 100%;
    padding: 30px;
    box-sizing: border-box;
    background-color: #fff;
    margin-top: 20px;
}

.main .part .content .tabs {
    width: 100%;
    height: 50px;
    display: flex;
    background-color: #f7f7f7;
    position: relative;
}

.main .part .content .tabs .tab {
    display: flex;
    width: calc(100% / 7);
    align-items: center;
    position: relative;
}

.main .part .content .tabs .tab div {
    display: flex;
    width: 100%;
    justify-content: center;
    align-items: center;
    border-right: 1px solid #d6d6d6;
}

.main .part .content .tabs .tab:nth-last-child(2) div {
    border-right: none;
}

.main .part .content .tabs .tab div p {
    margin-left: 10px;
}

.main .part .content .tabs .tab.active,
.main .part .content .tabs .tab:hover {
    background-color: #f1bc39;
    color: #000;
}



.main .part .content .tabs .tab:hover div {
    border-right: none;
}

.main .part .content .tabs .tab.active div {
    border-right: none;
}

.main .part .content .tabs .tab.active::before,
.main .part .content .tabs .tab:hover::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 7px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/triangle.png') no-repeat;
    background-size: cover;
    bottom: -7px;
    left: 50%;
    transform: translateX(-50%);
}

.tab-toggle {
    display: none;
    position: absolute;
    z-index: 280;
    right: 0;
    top: 0;
    width: 50px;
    height: 50px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/css/../images/icons/menu.svg') center/24px auto no-repeat;

}

.main .part .content .text_video {
    display: flex;
    margin-top: 30px;
}

.main .part .content .text_video .text {
    width: calc(50% - 210px);
    background-color: #f1bc39;
    padding: 10px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.main .part .content .text_video .text .icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 29px;
}

.main .part .content .text_video .text .icon img {
    width: 26px;
    height: 32px;
}

.main .part .content .text_video .text .icon p {
    font-size: 22px;
    color: #333333;
    font-weight: bold;
    margin-top: 5px;
}

.main .part .content .text_video .text .txt {
    background-color: #fff;
    width: 100%;
    flex: 1;
    padding: 30px;
    box-sizing: border-box;
    text-align: justify;
    line-height: 27px;
    font-size: 14px;
    color: #333333;
    margin-top: 35px;
}

.main .part .content .text_video .video {
    width: calc(50% + 210px);
    height: 380px;
}

.main .part .content .text_video .video video {
    width: 100%;
    height: auto;
}

.main .part .content .anchorPoints {
    display: flex;
}

.main .part .content .anchorPoints .anchorPoint {
    display: block;
    width: calc(100% / 4 - 15px);
    height: 50px;
    text-align: center;
    line-height: 50px;
    margin-top: 25px;
    margin-right: 20px;
    font-size: 14px;
    color: #005e8c;
    border: 1px solid #d5d5d5;
    box-sizing: border-box;
    background-color: #f7f7f7;
    position: relative;
}

.main .part .content .anchorPoints .anchorPoint::before {
    content: '';
    position: absolute;
    width: 10px;
    height: 8px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/icon_j.png') no-repeat;
    background-size: cover;
    left: 29px;
    top: 50%;
    transform: translateY(-50%);
}

.main .part .content .anchorPoints .anchorPoint:last-child {
    margin-right: 0;
}

.main .part .content .cont {
    position: relative;
}

.main .part .content .cont .target {
    position: absolute;
    width: 100px;
    height: 87px;
    top: -87px;
    z-index: -1;
}

.main .part .content .cont .head {
    width: 100%;
    font-weight: bold;
    font-size: 22px;
    color: #333333;
    padding-bottom: 15px;
    border-bottom: 2px solid #e60000;
    text-align: center;
    margin-top: 50px;
}

.main .part .content .cont .substance .process {
    display: flex;
    flex-wrap: wrap;
    padding-top: 20px;
    padding-bottom: 43px;
    position: relative;
}

.main .part .content .cont .substance .process .icon {
    position: absolute;
    width: 24px;
    height: 19px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/icon_j3.png') no-repeat;
    background-size: cover;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
}

.main .part .content .cont .substance .proce {
    width: calc(50% - 10px);
    margin-right: 20px;
    padding: 15px 0;
    font-size: 16px;
    color: #333333;
    font-weight: bold;
    text-align: center;
    background-color: #e9eaf1;
    margin-top: 10px;
    position: relative;
}

.main .part .content .cont .substance .proce::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 32px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/icon_j2.png') no-repeat;
    background-size: cover;
    left: 4px;
    top: 50%;
    transform: translateY(-50%);
}

.main .part .content .cont .substance .proce:nth-of-type(2n) {
    margin-right: 0;
}

.main .part .content .cont .substance .explain {
    font-size: 18px;
    color: #333;
    margin-top: 25px;
    text-align: center;
    font-weight: bold;
}

.main .part .content .cont .substance .images {
    display: flex;
    margin-top: 30px;
}

.main .part .content .cont .substance .img_txt {
    width: calc(100% / 5);
    height: 180px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-right: 1px solid #d5d5d5;
}

.main .part .content .cont .substance .img_txt:last-child {
    border-right: none;
}

.main .part .content .cont .substance .img_txt .img {
    width: 100%;
    height: 65px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main .part .content .cont .substance .img_txt p {
    text-align: center;
    margin-top: 20px;
    height: calc(26em * 3 / 16);
}

.main .part .content .cont .substance .problems {
    display: flex;
}

.main .part .content .cont .substance .problems .problem {
    width: calc(100% / 3 - 20px);
    margin-top: 80px;
    margin-right: 30px;
}

.main .part .content .cont .substance .problems .problem:last-child {
    margin-right: 0;
}

.main .part .content .cont .substance .problems .problem .prob {
    text-align: center;
    font-size: 14px;
    color: #333333;
    margin-bottom: 10px;
}

.main .part .content .cont .substance .problems .problem .answer {
    background-color: #272727;
    color: #fff;
    text-align: center;
    padding: 9px 3px;
    position: relative;
}

.main .part .content .cont .substance .problems .problem .answer img {
    margin-right: 5px;
}

.main .part .content .cont .substance .problems .problem .answer::before {
    content: '';
    position: absolute;
    width: calc(100% - 6px);
    border-bottom: 2px solid #f9c200;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.main .part .content .cont .substance .problems .problem .answer2 {
    font-size: 14px;
}

.main .part .content .cont .substance .problems .problem .answer2::before {
    border-bottom: none;
}

.main .part .content .cont>.txt {
    width: 100%;
    text-align: center;
    font-size: 16px;
    color: #333333;
    margin-top: 20px;
}

.main .part .content .cont .describe .subtitle {
    font-size: 14px;
    color: #333333;
    font-weight: bold;
    padding-left: 24px;
    margin-bottom: 30px;
    position: relative;
    margin-top: 20px;
}

.main .part .content .cont .describe .subtitle::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 8px;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/icon_j5.png') no-repeat;
    background-size: cover;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

.main .part .content .cont .describe .describe_img {
    width: 100%;
    padding: 40px 31px;
    box-sizing: border-box;
    border: 1px solid #d5d5d5;
}

.main .part .content .cont .describe .describe_img img {
    width: 100%;
    height: auto;
}

.main .part .content .cont .paragraph {
    margin-top: 30px;
}

.main .part .content .cont .paragraph .paragraph_title {
    width: 100%;
    font-size: 16px;
    color: #333333;
    font-weight: bold;
    border-bottom: 1px solid #82828c;
    border-left: 6px solid #e60000;
    padding: 3px 0;
    padding-left: 14px;
    box-sizing: border-box;
}

.main .part .content .cont .paragraph .paragraph_explain {
    font-size: 14px;
    color: #333;
    margin-top: 19px;
}

.main .part .content .cont .describe .details{
    width: 100%;
    background-color: #e2e2e2;
    padding-left: 20px;
    box-sizing: border-box;
    height: 480px;
    display: flex;
}

.main .part .content .cont .describe .details .left{
    width: calc(50% - 60px);
}

.main .part .content .cont .describe .details .left .tit{
    width: 100%;
    display: flex;
    align-items: center;
    padding-top: 15px;
    padding-bottom: 13px;
    border-bottom: 1px solid #666666;
}

.main .part .content .cont .describe .details .left .tit img{
    margin-right: 11px;
}

.main .part .content .cont .describe .details .left .tit p{
    font-size: 16px;
    color: #333333;
    font-weight: bold;
}

.main .part .content .cont .describe .details .left .txt{
    text-align: justify;
    font-size: 14px;
    color: #333333;
    line-height: 27px;
    margin-top: 19px;
}

.main .part .content .cont .describe .details .left .btn{
    display: block;
    width: 160px;
    height: 40px;
    background-color: #ee4e5b;
    color: #fff;
    text-align: center;
    line-height: 40px;
    font-size: 14px;
    margin-top: 15px;
}

.main .part .content .cont .describe .details .right{
    flex: 1;
    background: url('http://mitsubishielectrichome.workspacep5.webfoss.com/themes/basic/skin/images/solution2/2/2/bg.png') no-repeat;
    background-position: center;
    background-size: cover;
}

.main .part .content .cont .describe .details .right{
    display: flex;
    justify-content: center;
    align-items: center;
}

.main .part .content .cont .describe .details .right img{
    width: auto;
    max-width: 80%;
    height: auto;
}

.main .part .content .cont .describe .lists{
    display: flex;
    flex-wrap: wrap;
    margin-top: -10px;
}

.main .part .content .cont .describe .lists .list{
    width: calc(50% - 10px);
    height: 46px;
    margin-top: 10px;
    margin-right: 20px;
    display: flex;
    background-color: #e9eaf1;
}

.main .part .content .cont .describe .lists .list:nth-of-type(2n){
    margin-right: 0;
}

.main .part .content .cont .describe .lists .list .left_img{
    width: 79px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main .part .content .cont .describe .lists .list .left_img img{
    width: auto;
    height: auto;
    max-width: 70%;
}
.main .part .content .cont .describe .lists .list .right_txt{
    font-size: 14px;
    color: #000;
    display: flex;
    align-items: center;
    font-weight: bold;
}

@media (max-width:1280px) {
    .main .part .content .text_video {
        flex-direction: column;
    }

    .main .part .content .text_video .text {
        width: 100%;
    }

    .main .part .content .text_video .video {
        width: 100%;
        height: auto;
    }
    .main .part .content .cont .describe .details{
        flex-direction: column;
        height: auto;
        padding-right: 20px;
    }
    .main .part .content .cont .describe .details .left{
        width: 100%;
    }
    .main .part .content .cont .describe .details .right{
        width: 100%;
        background-size: auto 100%;
        border-top: 1px solid #d6d6d6;
        margin-top: 30px;
        padding-top: 40px;
        padding-bottom: 50px;
    }
}

@media (max-width:960px) {
    .main .part .content .tabs {
        flex-direction: column;
        overflow: hidden;
    }

    .main .part .content .tabs .tab.active,
    .main .part .content .tabs .tab:hover {
        background-color: rgba(0, 0, 0, 0);
    }

    .main .part .content .tabs .tab.active::before,
    .main .part .content .tabs .tab:hover::before {
        display: none;
    }

    .main .part .content .tabs .tab {
        width: 100%;
        height: 50px;
        flex-shrink: 0;
        justify-content: center;
        border-top: 1px solid #d6d6d6;
        box-sizing: border-box;
    }

    .main .part .content .tabs .tab.active {
        border-top: 1px solid rgba(0, 0, 0, 0);

    }

    .main .part .content .tabs .tab div {
        border: none;
    }

    .tab-toggle {
        display: block;
    }

    .main .part .content .anchorPoints {
        flex-direction: column;
    }

    .main .part .content .anchorPoints .anchorPoint {
        width: 100%;
    }

    .main .part .content .cont .substance .proce {
        width: 100%;
        margin-right: 0;
    }

    .main .part .content .cont .substance .images {
        flex-direction: column;
    }

    .main .part .content .cont .substance .img_txt {
        width: 100% !important;
        border-right: none;
        border-top: 1px solid #d5d5d5;
    }

    .main .part .content .cont .substance .img_txt:first-child {
        border-top: none;
    }

    .main .part .content .cont .substance .img_txt p {
        margin-top: 20px;
    }

    .main .part .content .cont .substance .problems {
        flex-direction: column;
    }

    .main .part .content .cont .substance .problems .problem {
        width: 100%;
        margin-right: 0;
    }

    .main .part .content .cont .describe .describe_img {
        padding: 16px 10px;
    }
    .main .part .content .cont .describe .lists{
        flex-direction: column;
    }
    .main .part .content .cont .describe .lists .list{
        width: 100%;
        margin-right: 0;
    }
    .main .part .content .tabs .tab.active {
        order: -1;
    }
}

@media (max-width:640px) {
    .main .part .content {
        padding: 10px;
    }
}