.about-first .content {
    position: relative;
    transition: .5s
}

.about-first .content .mask1 {
    position: absolute;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, .65);
    width: 100%;
    height: 0;
    visibility: hidden;
    transition: .5s;
    opacity: 0
}

.about-first .content:hover .mask1 {
    height: 95%;
    visibility: visible;
    opacity: 200;
    border-radius: 5px
}

.about-first .content:hover .mask2 {
    opacity: 0
}

.about-first .content .mask1 h4 {
    text-align: center;
    padding: 10px 0 10px;
    font-size: 30px;
    font-weight: 600;
    color: #fff;
    background: #f68237;
    margin: 45px 0 15px
}

.about-first .content .mask1 p {
    font-size: 14px;
    line-height: 19px;
    text-align: center;
    padding: 0 15px;
    color: #282828;
    font-weight: 700
}

.vision .content .mask2 {
    position: absolute;
    bottom: 0;
    padding: 0 0 0 15px
}

.vision .content .mask2 h4 {
    font-size: 14px;
    font-weight: 600;
    margin: 0
}

.vision .content .mask2 p {
    font-size: 14px
}

.vision .content .mask1 {
    position: absolute;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, .65);
    width: 100%;
    height: 0;
    visibility: hidden;
    transition: .5s;
    opacity: 0
}

.vision .content:hover .mask1 {
    height: 100%;
    visibility: visible;
    opacity: 1;
    border-radius: 5px
}

.vision .content:hover .mask2 {
    opacity: 0
}

.vision .content .mask1 h4 {
    text-align: center;
    padding: 10px 0 10px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: #f68237;
    margin: 30px 0 15px
}

.vision .content .mask1 p {
    font-size: 14px;
    line-height: 19px;
    text-align: center;
    padding: 0 15px;
    color: #282828;
    font-weight: 700
}

.solution .first-row {
    padding: 50px;
    background: #f68237;
    text-align: left
}

.solution .first-row h1 {
    margin: 0;
    color: #282828;
    font-weight: 800;
    font-size: 40px;
    line-height: 36px
}

.solution .first-row h1 span {
    margin: 0;
    font-size: 35px;
    color: #fff;
    font-weight: 500;
    position: relative
}

.solution p {
    font-size: 14px;
    text-align: left
}

.solution .col-md-8:after {
    display: none
}

.solution {
    top: 56%
}

.welcome_section .col-md-9 {
    border: 2px solid #f6863e;
    border-radius: 9px;
    width: 820px;
    margin-left: 17px;
    text-align: center;
    margin-top: 7px;
    padding-top: 6px
}

.about-first .mask2 h4 {
    font-size: 20px;
    color: #fff;
    margin: 0;
    font-weight: 600
}

.about-first .mask2 p {
    margin: 0;
    color: #fff;
    font-size: 14px;
    padding-bottom: 19px;
    position: relative;
    line-height: 18px
}

.about-first .mask2 {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 18px;
    padding: 0 0 0 30px
}

.about-first img {
    width: 100%;
    display: block;
    position: relative
}

.first-of-fourth {
    padding: 20px
}

.about-first .content {
    padding-bottom: 20px
}

.about-second .first p {
    line-height: 18px;
    padding-top: 5px;
    font-weight: 100
}

.about-second .first h5 {
    margin: 0;
    font-size: 24px;
    font-weight: 600
}

.about-second .first .col-md-6 {
    padding: 0 25px;
    background: #f68237;
    border-radius: 20px;
    color: #fff;
    text-align: center;
    margin: 20px 0 0 11px;
    width: 46%;
    min-height: 170px
}

.about-second .first img {
    width: 50px;
    padding-top: 7px
}

.about-second .img21 {
    width: 84px;
    position: absolute;
    z-index: 1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%)
}

.about-second .clr-chng {
    background: #282828!important
}

.vision {
    padding: 50px 0;
    margin: 20px 0 0 0;
    overflow: hidden;
}

.vision .container {
    padding: 30px 0;
    border-bottom: 2px solid #f68338;
    border-top: 2px solid #f68338
}

.vision .content-main h4 {
    font-size: 45px;
    font-weight: 800;
    color: #fff
}

.vision .content-main h5 {
    margin: 0;
    font-size: 40px;
    font-weight: 600;
    color: #f68237;
    position: relative
}

.vision .content-main p {
    margin: 0 0 15px;
    line-height: 24px;
    color: #fff;
    padding: 0 50px 0 0
}

.vision .content-main ul li {
    margin: 0;
    padding: 0;
    list-style: none;
    color: #fff;
    line-height: 4;
    padding: 0 25px;
    position: relative
}

.vision .btm {
    padding-top: 20px
}

.about-second .content ul li {
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 15px;
    line-height: 3;
    padding-left: 34px;
    position: relative
}

.about-second .content h4 {
    font-size: 45px;
    font-weight: 800;
    color: #282828
}

.about-second .content h5 {
    margin: 0;
    font-size: 40px;
    font-weight: 800;
    color: #f68237;
    position: relative
}

.about-second .content {
    padding: 22px 0;
    text-align: center
}

.about-first {
    padding-top: 3px
}

.content-main ul li:after {
    content: "";
    background: url(../../images/duke-img/about/li-line-about.webp) no-repeat;
    background-size: contain;
    width: 13px;
    height: 15px;
    position: absolute;
    top: 30px;
    left: 0
}

.vision .content-main h5:after {
    position: absolute;
    content: "";
    width: 102px;
    height: 8px;
    background: url(../../images/duke-img/about/vision-line.png) no-repeat;
    left: 85px;
    top: 25px;
    background-size: contain
}

.about-second ul li:after {
    content: "";
    background: url(../../images/duke-img/about/li-line-about.webp) no-repeat;
    background-size: contain;
    width: 13px;
    height: 15px;
    position: absolute;
    top: 16px;
    left: 11px
}

.about-second .content h5:after {
    position: absolute;
    content: "";
    width: 102px;
    height: 8px;
    background: 0 0;
    left: 85px;
    top: 25px;
    background-size: contain
}

@media only screen and (max-width:768px) {
    .roww p {
        font-size: 20px;
        line-height: 15px;
        font-weight: 600;
        padding-right: 30px
    }
    .roww h4 {
        font-size: 40px
    }
    .roww h5 {
        font-size: 40px
    }
    .about-second .first .col-md-6 {
        margin: 0 0 10px 27px
    }
    .solution .first-row {
        padding: 50px;
        background: #f68237;
        text-align: left;
        min-height: auto
    }
    .solution p {
        font-size: 14px;
        text-align: left;
        padding-top: 20px;
        padding-left: 10px;
        line-height: 18px;
        color: #fff
    }
}

@media (width:1024px) {
    .welcome_section .col-md-9 {
        width: 674px
    }
    .about-second .first .col-md-6 {
        min-height: 210px
    }
    .vision .content-main ul li {
        line-height: 2
    }
    .content-main ul li:after {
        top: 12px
    }
    .about-first {
        padding-top: 70px
    }
    .about-second {
        margin: 100px 0 -40px 0;
        padding: 0
    }
}

@media (max-width:991px) {
    .sixth-ford .content {
        margin: 10px 0;
        padding: 0;
        border-radius: 6px
    }
    .roww h5 {
        font-size: 23px
    }
    .roww h4 {
        font-size: 23px
    }
    .roww p {
        font-size: 12px;
        line-height: 13px;
        font-weight: 600;
        padding-right: 30px
    }
    .roww {
        padding: 0;
        margin: 0;
        top: 21%
    }
    .solution .first-row {
        padding: 50px;
        background: #f68237;
        text-align: left;
        width: 100%
    }
    .solution {
        position: unset
    }
    .welcome_section .col-md-9 {
        border: 2px solid #f6863e;
        border-radius: 0;
        padding: 10px;
        width: 100%;
        padding-left: 0;
        margin-left: 0;
        text-align: center;
        margin-top: 0;
        padding-top: 0;
        color: #282828
    }
    .solution p {
        font-size: 14px;
        text-align: left;
        padding-top: 20px;
        padding-left: 10px;
        color: #282828
    }
    .about-second .img21 {
        display: none
    }
    .about-second .first .col-md-6 {
        padding: 2px 25px;
        background: #f68237;
        border-radius: 20px;
        color: #fff;
        text-align: center;
        margin: 0;
        width: 94%;
        min-height: auto;
        margin: 0 0 10px 12px
    }
    .about-second .content ul li {
        margin: 0;
        padding: 0;
        list-style: none;
        font-size: 15px;
        line-height: 1;
        padding-left: 34px;
        position: relative;
        padding-bottom: 12px
    }
    .about-second ul li:after {
        top: 2px
    }
    .vision .btm {
        padding-top: 0
    }
    .vision .content-main ul li {
        padding-bottom: 14px;
        line-height: 22px
    }
    .content-main ul li:after {
        content: "";
        background: url(../../images/duke-img/about/li-line-about.webp) no-repeat;
        background-size: contain;
        width: 13px;
        height: 15px;
        position: absolute;
        top: 6px;
        left: 0
    }
    .vision .row {
        margin: 0
    }
}

@media screen and (max-width:1280px) {
    .roww {
        top: 20%
    }
}

@media (max-width:1199px) {
    .solution p {
        font-size: 14px;
        line-height: 1.3
    }
    .solution .first-row {
        padding: 50px 20px
    }
    .vision .content .mask1 p {
        font-size: 14px;
        line-height: 14px
    }
    .vision .content .mask2 p {
        line-height: 1
    }
    .about-first .content .mask1 h4 {
        text-align: center;
        padding: 10px 0 10px;
        font-size: 26px;
        margin: 20px 0 10px
    }
    .about-first .content .mask1 p {
        font-size: 13px;
        line-height: 1.3
    }
    .welcome_section .col-md-9 {
        width: 688px;
    }
    .flex-center {
        display: block;
    }
}

@media (max-width:991px) {
    .welcome_section .col-md-9 {
        width: 100%;
    }
    .about-first .mask2 {
        padding: 0 0 0 12px;
    }
    .about-first .mask2 p {
        font-size: 13px;
    }
    .about-first .mask2 h4 {
        font-size: 18px;
    }
    .about-first .content .mask1 h4 {
        text-align: center;
        padding: 5px 0 5px;
        font-size: 18px;
        margin: 0 0 11px;
    }
    .about-first .content .mask1 {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    .about-first .content .mask1 p {
        font-size: 10px;
        line-height: 1.3;
        padding: 0 9px;
    }
}

@media (max-width:767px) {
    .about-first .mask2 p {
        font-size: 16px;
    }
    .about-first .mask2 h4 {
        font-size: 28px;
    }
    .about-first .content .mask1 h4 {
        font-size: 28px;
    }
    .about-first .content .mask1 p {
        font-size: 18px;
        line-height: 1.6;
        padding: 0 20px;
    }
}

@media (max-width:575px) {
    .about-first .content .mask1 p {
        font-size: 16px;
        line-height: 1.3;
    }
    .about-first .content .mask1 h4 {
        font-size: 24px;
    }
    .about-first .content .mask1 {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
}