.comLeft{
    width: 21.25%;
    margin-right: 3.75%;
}
.comRight{
    width: 75%;
    overflow: visible;
}

.busNavList{
    list-style: none;
}
.busNavList li a{
    position: relative;
    display: block;
    padding: 15px 20px;
    padding-left: 40px;
}
.busNavList li a::before{
    display: block;
    content: "";
    position: absolute;
    left: 20px;
    top: 15px;
    width: 16px;
    height: 16px;
    margin-top: 7px;
    background: url(../images/business/busArrow.webp) center center no-repeat;
    background-size: contain;
    transition: all .3s;
}
.busNavList ul{
    list-style: none;
    padding-left: 10px;
    display: none;
}
.busNavList ul li a{
    line-height: 20px;
    padding-left: 20px;    
    border-bottom: 1px solid #EEEEEE;
}
.busNavList ul li a::before{
    left: 0;
    margin-top: 2px;
}
.busNavList > li > a{
    position: relative;
    display: block;
    font-size: 18px;
    color: #222222;
    line-height: 30px;
    padding: 15px 20px;
    padding-left: 40px;
    border-bottom: 1px solid #EEEEEE;
    font-weight: bold;
}
.busNavList > li > ul{
    font-size: 16px;
    padding-left: 30px;
    padding-right: 10px;
    background-color: #F7F7F7;
}
.busNavList > li > ul li a{
    color: #222222;
    transition: all .3s;
}
.busNavList .m-dropdown-last a{
    background-position: right 12px top 17px;
    background-repeat: no-repeat;
    background-size: 16px auto;
}
.busNavList .m-dropdown-last a::before{
    display: none;
}
.busNavList .m-dropdown-last.active a,
.busNavList .m-dropdown-last a:hover{
    color: var(--baseColor);
    padding-right: 32px;
    background-image: url(../images/business/busArrowYellow.webp);
}
.busNavList > .m-dropdown-last a{
    background-position: right 12px top 22px;
}

.busNavList .m-dropdown.m-open > a{
    color: var(--baseColor);
}
.busNavList .m-dropdown.m-open > a::before{
    transform: rotate(90deg);
}


/* 技术优势 */
.busItem1{
    margin: .5rem 0;
    background-color: #F7F7F7;
}
.bus1Left{
    width: 51.67%;
    min-height: 320px;
    padding: .6rem .4rem .5rem .6rem;
    text-align: justify;
}
.bus1Right{
    width: 48.33%;
    margin: -.3rem 0 -.4rem;
    filter: drop-shadow(-5px -2px 15px rgba(0,0,0,0.15));
    
}
.bus1RightCon{
    height: 100%;
    padding: .3rem;
    padding-left: 20%;
    background-color: var(--baseColor);
    clip-path: polygon(.5rem 0,100% 0,100% 100%, 0 100%);
}
.bus1Right h3{
    margin: .3rem 0 .3rem;
}
.bus1Right ul{
    list-style: none;
    line-height: 30px;
}
.bus1Right ul li{
    position: relative;
    padding: 5px 0;
    padding-left: 25px;
}
.bus1Right ul li::before,
.bus1Right ul li::after{
    display: block;
    content: "";
    position: absolute;
    left: 0;
}
.bus1Right ul li::before{
    left: 7px;
    width: 1px;
    height: 100%;
    background-color: #B3242C;
}
.bus1Right ul li::after{
    top: 12px;
    width: 13px;
    height: 13px;
    border: 1px solid #B3242C;
    background-color: var(--baseColor);
    border-radius: 50%;
}
.bus1Right ul li:first-child::before{
    top: 12px;
}
.bus1Right ul li:last-child::before{
    height: 12px;
}

/* 服务效果+服务优势 */
.busItem1 + div{
    margin-top: .8rem;
}
.busItem2{
    line-height: 1.6;
    margin: .6rem 0;
    padding: .1rem;
    background-color: #F7F7F7;
}
.bus2Item{
    width: 50%;
    padding: .2rem .3rem;
}
.bus2Item .boxTit{
    margin: .2rem 0;
}
.bus2Item .boxLine{
    margin-top: .3rem;
    margin-bottom: .3rem;
}
.bus2Item p{
    position: relative;
    margin: .15rem 0;
    padding-left: 10px;
}
.bus2Item p::before{
    display: block;
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 3px;
    height: 16px;
    background: linear-gradient(139deg, #F6AD1B 0%, #FFD98C 100%);
    border-radius: 2px;
}
/* 图片 */
.busItem3{
    margin: .6rem 0;
}
.busItem3 img{
    width: 100% !important;
    height: auto !important;
}
/* 案例 */
.busItem4{
    margin: .6rem 0;
}
.bus4Box{
    margin-top: .3rem;
    border: 1px solid #DDDDDD;
}
.bus4Left{
    flex: auto;
    padding: .4rem;
    overflow: hidden;
}
.bus4Left .boxLine{
    margin-bottom: .35rem;
}
.bus4Left table{
    width: 100%;
    text-align: left;
}
.bus4Left table thead th{
    font-size: 18px;
    line-height: 1.4;
    padding: .1rem;
    background-color: var(--baseColor);
    border: 5px solid #FFFFFF;
    font-weight: normal;
}
.bus4Left table tbody td{
    line-height: 1.8;
    padding: .1rem;
}
.bus4Left table tbody tr:nth-child(2n){
    background-color: #EEEEEE;
}
.bus4Right{
    flex-shrink: 0;
    width: 34%;
    max-width: 400px;
    text-align: right;
}
.bus4Right img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media (min-width:1201px) {
    .busNav{ display: block !important;}
}
@media (max-width:1600px){

}
@media (max-width:1400px){

}
@media (max-width:1200px){
    .comLeft{
        width: 100%;
        margin: .2rem 0;
    }
    .busNav{
        display: none;
        max-height: 8rem;
        overflow-y: auto;
    }
    .busNav::-webkit-scrollbar{
        width: 4px;
        height: 4px;
    }
    .busNav::-webkit-scrollbar-thumb{
        background-color: var(--baseColor);
    }
    .comRight{
        width: 100%;
    }
    .bus4Left{
        padding: .2rem;
    }
    .bus4Left .boxH2{
        font-size: 16px;
    }
    .bus4Left table thead th{
        font-size: 14px;
    }
}
@media (max-width:991px){
    .busItem1{
        display: block;
    }
    .bus1Left{
        width: 100%;
        min-height: 0;
        padding: .3rem;
    }
    .bus1Right{
        width: 100%;
        margin: 0;
    }
    .bus1RightCon{
        padding-left: .8rem;
    }
    .bus1Right h3{
        margin: 0 0 .2rem;
    }
    .busItem2{
        display: block;
        padding: 0;
    }
    .bus2Item{
        width: 100%;
    }
    .bus2Item + .bus2Item{
        padding-top: 0;
    }
    .bus2Item .boxLine{
        margin-top: 0;
    }
    .bus2Item p::before{
        top: 6px;
    }
    .bus4Box{
        display: block;
    }
    .bus4Right{
        width: 100%;
        max-width: 100%;
    }
    .bus4Right img{
        display: block;
        margin: 0 auto;
    }
}
@media (max-width:767px){

}
@media (max-width:640px){

}
@media (max-width:460px){

}