.hy_productDisplay {
    width: 100%;

    padding-top: 110px;
    padding-bottom: 110px;
}

.left_productTitle {
    width: 50%;
    padding-right: 2px;
    float: left;
    height: 323px;
}

.right_productThumb {
    width: 50%;
    float: left;
    padding-left: 2px;
    height: auto;
    padding-top: 4px;

}

.hy_titlebox {
    width: 100%;

}

.titleline {
    width: 50px;
    height: 2px;
    background: #000;
    margin-top: 40px;
}

.pro_intro {
    margin-top: 40px;
}

.smallpro {
    height: 323px;
    overflow: hidden;
}

.bigpro {
    height: 646px;
    overflow: hidden
}

.promask{
    width: 100%;
    height: 100%;
    background: #0009;
    color: #ffff;
    position: absolute;
    z-index: 2;
    text-align: center;
    top: 0;
    display: none;
    font-weight: bold;
    font-size: 20px;
}
.proItem{
    position: relative;
}

@media (max-width: 1200px) {
    .hy_productDisplay {
        width: 100%;
        padding-top: 20px;
        padding-bottom: 20px;
    }

    .left_productTitle {
        width: 100%;
        padding-right: 2px;
        float: left;
        height: auto;
    }

    .right_productThumb {
        width: 100%;
        float: left;
        padding-left: 2px;
        height: auto;
        padding-top: 4px;

    }
    .hy_titlebox{
        padding-top: 20px;
    }
    .titleline {display: none;
    }

    .pro_intro {
        margin-top: 20px;
        font-size: 14px;
        line-height: 23px;
    }
    .proItem img{
        width: 100%;
    }

}


.hy_reason{
    width: 100%;
    background: #201f25;
    padding-top: 55px;
}
.about_title3{
    color:#fff;
    font-size: 14px;
}
.hy_jishubox{
    width:81.25% ;
    float: right;
    height: 600px;
    /*background-image: url("../images/reason_bg.jpg");*/
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-position: top left;
    margin-top: 55px;
}
@media (max-width: 1200px) {
    .hy_reason{
        padding-top: 10px;
    }
    .hy_jishubox{
        width: 100%;
        height: auto;
        margin-top: 10px;
    }
}