.aboutcss{}
    .aboutcss .intromain {
        padding-top:70px;
    }
    .aboutcss .introflex {
        width:1200px;
        margin:0 auto;
        padding-top:20px;
        margin-bottom:50px;
        display: flex;
        justify-content: space-between;
    }
    .aboutcss .introimg {
    }
        .aboutcss .introimg img {
            display: block;
            width: 442px;
            border-radius: 2px;
        }
    .aboutcss .intronr {
        flex: 1;
        margin-left: 50px;
    }
    .aboutcss .introdesc {
        font-size: 22px;
        color: #0F4C81;
        font-weight:bold;
        margin-bottom: 22px;
        padding-bottom: 10px;
        border-bottom: 1px solid #eee;
    }
.aboutcss .intronr p {
    font-size: 15px;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.8;
}
    
    .aboutcss .ysmain {
        padding: 70px 0;
        background-color: #F5F9FC;
    }
    .aboutcss .ysflex {
        width: 1200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
    .aboutcss .ysitem {
        background: #fff;
        padding: 30px 25px;
        border-radius: 4px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        transition: 0.3s;
    }
    .aboutcss .ysnm {
        color: #0F4C81;
        font-size: 18px;
        margin-bottom: 12px;
        font-weight:bold;
    }
    .aboutcss .ysms {
        color: #333;
        font-size:15px;
        line-height: 1.6;
    }
        .aboutcss .ysms p{
            margin:0px;
            padding:0px;
        }
        .aboutcss .ysitem:hover {
            transform: translateY(-6px);
            box-shadow: 0 10px 22px rgba(15, 76, 129, 0.1);
        }