.f-copy {
    text-align: center;
    font-size: 18px;
    line-height: 41px;
    height: 41px;
    color: #fff;
    font-weight: 700;
    background: url(../img/dzhwk/sys/f-bg.png) no-repeat center;
    -webkit-background-size: contain;
    -moz-background-size: contain;
    -o-background-size: contain;
    background-size: contain
}

.f-copy {
    text-align: center;
    font-size: .937vw;
    line-height: 2.135vw;
    height: 2.135vw;
    color: #fff;
    font-weight: 700;
    background: url(../img/dzhwk/sys/f-bg.png) no-repeat center;
    -webkit-background-size: contain;
    -moz-background-size: contain;
    -o-background-size: contain;
    background-size: contain
}

.row-opt {
    padding: 62px 65px 0
}

.m-contopt {
    width: 1304px;
    height: 736px;
    background-image: url(../img/dzhwk/sys/a5.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    margin: 0 auto
}

.ul-listopt2 {
    padding: 60px 0 0 90px
}

.ul-listopt2 li {
    margin-bottom: 45px
}

.ul-listopt2 li:last-child {
    margin-bottom: 26px
}

.ul-listopt2 .pic {
    position: relative;
    width: 63px;
    float: left
}

.ul-listopt2 .img {
    width: 63px;
    height: 63px;
    display: block
}

.ul-listopt2 .img1 {
    animation: animtran 8s linear infinite;
    -webkit-animation: animtran 8s linear infinite
}

@keyframes animtran {
    from {
        transform: rotateZ(0)
    }
    to {
        transform: rotateZ(360deg)
    }
}

.ul-listopt2 .img2 {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0
}

.ul-listopt2 .txt {
    overflow: hidden;
    padding-left: 10px;
    position: relative
}

.ul-listopt2 .txt .line {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    height: 20px;
    top: 30px
}

.ul-listopt2 .tit {
    font-size: 18px;
    font-weight: 400;
    color: #0cf;
    margin-bottom: 10px
}

.ul-listopt2 .desc {
    font-size: 18px;
    font-weight: 400;
    color: #fff
}

.m-opt-vx {
    width: 1275px;
    height: 109px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    background-image: url(../img/dzhwk/sys/a7.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover
}

.m-opt-vx img {
    display: block
}

.m-opt-vx .logo-sys {
    margin-right: 126px
}

.m-opt-vx .logo-sys img {
    width: 213px;
    height: 60px
}

.m-opt-vx .vx img {
    width: 78px;
    height: 76px
}

@media only screen and (min-width: 1199px) and (max-width: 1920px) {
    .row-opt {
        padding: 3.229vw 3.385vw 0
    }

    .m-contopt {
        width: 67.91vw;
        height: 38.33vw;
        background-image: url(../img/dzhwk/sys/a5.png);
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        margin: 0 auto
    }

    .ul-listopt2 {
        padding: 3.125vw 0 0 4.687vw
    }

    .ul-listopt2 li {
        margin-bottom: 2.343vw
    }

    .ul-listopt2 li:last-child {
        margin-bottom: 1.354vw
    }

    .ul-listopt2 .pic {
        position: relative;
        width: 3.281vw;
        float: left
    }

    .ul-listopt2 .img {
        width: 3.281vw;
        height: 3.281vw;
        display: block
    }

    .ul-listopt2 .img1 {
        animation: animtran 8s linear infinite;
        -webkit-animation: animtran 8s linear infinite
    }

    @keyframes animtran {
        from {
            transform: rotateZ(0)
        }
        to {
            transform: rotateZ(360deg)
        }
    }
    .ul-listopt2 .img2 {
        position: absolute;
        left: 0;
        right: 0;
        top: 0;
        bottom: 0
    }

    .ul-listopt2 .txt {
        overflow: hidden;
        padding-left: .52vw;
        position: relative
    }

    .ul-listopt2 .txt .line {
        display: block;
        position: absolute;
        left: 0;
        right: 0;
        height: 1.041vw;
        top: 1.562vw
    }

    .ul-listopt2 .tit {
        font-size: .937vw;
        font-weight: 400;
        color: #0cf;
        margin-bottom: .52vw
    }

    .ul-listopt2 .desc {
        font-size: .937vw;
        font-weight: 400;
        color: #fff
    }

    .m-opt-vx {
        width: 66.4vw;
        height: 5.677vw;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto;
        background-image: url(../img/dzhwk/sys/a7.png);
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover
    }

    .m-opt-vx img {
        display: block
    }

    .m-opt-vx .logo-sys {
        margin-right: 6.562vw
    }

    .m-opt-vx .logo-sys img {
        width: 11.09vw;
        height: 3.125vw
    }

    .m-opt-vx .vx img {
        width: 4.062vw;
        height: 3.958vw
    }
}