/* 内容区 */
.research_po {

    padding-top: 0px!important;
    padding-bottom:  0px!important;
}

.cbox_top .title {
    letter-spacing: 1px;
    color: #333333;
    font-weight: bold;
    line-height: 1;
}

.cbox_top .s_line {
    width: 81px;
    height: 4px;
    background-color: #004ea0;
    margin: 0;
    margin-left: 0;
    margin-top: 25px;
    margin-bottom: 35px;
}

.research_bac {
    padding-top: 62px;
    padding-bottom: 5%;
    background-image: url(../img/research_1bj.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: bottom center;

}

.research2 {
    padding-top: 3.4%;
    padding-bottom: 6.6%;
    background-image: url(../img/research_2_bj.jpg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: bottom center;
}

.research2 .research2_top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4.4%;
}

.research2 .research2_top .patm {
    width: 32.4%;
    background-color: #efefef;
    border: solid 1px #dcdcdc;
    padding: 2.8%;
}

.research2 .research2_top .patm:hover .txt::before {
    width: 100%;

}

.research2 .research2_top .patm:hover .txt p {

    color: #004ea0;
}

.research2 .research2_top .patm .patm_img {
    width: 100%;
    overflow: hidden;
}

.research2 .research2_top .patm .patm_img img {
    transition: all 0.4s;
    width: 100%;
    height: 100%;
    object-fit: cover;

}

.research2 .research2_top .patm:hover .patm_img img {

    transform: scale(1.08);
}

.research2 .research2_top .patm .txt p {
    line-height: 1.5;
    height: 3em;
    letter-spacing: 0px;
    color: #333333;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    word-break: break-all;
    -webkit-box-orient: vertical;

    font-weight: bold;

}

.research2 .research2_top .patm .txt {
    padding-bottom: 30px;
    border-bottom: 2px solid #d2d2d2;
    margin-bottom: 30px;
    position: relative;
}

.research2 .research2_top .patm .txt::before {
    content: '';
    position: absolute;
    left: 0px;
    bottom: -2px;
    width: 124px;
    height: 2px;
    background: #004ea0;
    z-index: 1;
    transition: all 0.4s;

}


.research2 .research2_bottom {
    display: flex;
    flex-wrap: wrap;
}

.research2 .research2_bottom .p_loopitem {
     background-color: #efefef;
    border: solid 1px #dcdcdc;
    width: 49%;
    padding: 30px 30px;
    margin-right: 2%;
    margin-bottom: 20px;

}

.research2 .research2_bottom .p_loopitem:nth-child(2n) {

    margin-right: 0;
}

.research2 .research2_bottom .p_loopitem p {
    padding-bottom: 30px;
    border-bottom: 2px solid #d2d2d2;
    position: relative;
    font-weight: bold;
        padding-bottom: 15px;
}

.research2 .research2_bottom .p_loopitem p::before {
    content: '';
    position: absolute;
    left: 0px;
    bottom: -2px;
    width: 124px;
    height: 2px;
    background: #004ea0;
    z-index: 1;
    transition: all 0.4s;
}

.research2 .research2_bottom .p_loopitem:hover p {

    color: #004ea0;
}

.research2 .research2_bottom .p_loopitem:hover p::before {

    width: 100%;
}


@media screen and (max-width: 1366px) {}



@media screen and (max-width: 768px) {
    .research2 .research2_top {
        flex-wrap: wrap;

    }

    .research2 .research2_top .patm {

        width: 100%;
        margin-bottom: 20px;
    }

    .research2 .research2_top .patm .txt {

        padding-bottom: 15px;
        border-bottom: 2px solid #d2d2d2;
        margin-bottom: 15px;
    }

    .cbox_top .s_line {

        margin-top: 15px;
        margin-bottom: 15px;
    }

    .research2 .research2_bottom .p_loopitem {
        margin-right: 0%;
        margin-bottom: 20px;
        width: 100%;
        padding: 15px 15px;
    }

    .research2 .research2_bottom .p_loopitem p {

        padding-bottom: 20px;
    }

    .research2 {

        padding-top: 30px;
        padding-bottom: 30px;
    }
}