.nn_con {
    width: 100%;
}
.rd_con {
    width: 1260px;
    margin: 0 auto;
    padding: 50px 0;
}
.nn_head {
    width: 100%;
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    padding-bottom: 30px;
    /* padding-left: 20px; */
}
.rd_con_main {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    margin-left: -20px;
    /* justify-content: space-between; */
}
/* pc端 */
.rd_con_main_item_pc {
    width: 400px;
    min-height: 386px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    display: block;
    overflow: hidden;
    position: relative;
    margin-bottom: 30px;
    margin-left: 20px;
    float: left;
}

.rd_con_main_item_pc:hover .rd_con_main_item_text {
    bottom: 0;
}
.rd_con_main_item_img {
    width: 100%;
    height: 252px;
    position: relative;
}
.new_main_con_item_img {
    display: block;
    width: 100%;
    height: auto;
}
.rd_con_main_item_text {
    width: 100%;
    height: 174px;
    position: absolute;
    background-color: #ffffff;
    left: 0;

    bottom: -40px;
    /*bottom: 0;
    */
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    transition: all 0.3s;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    -ms-transition: all 0.3s;
    -o-transition: all 0.3s;
}
.rd_con_main_item_text_hint {
    width: 100%;
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    padding: 20px 30px 10px 30px;
}
.rd_con_main_item_text_font {
    width: 100%;
    height: 44px;
    overflow: hidden;
    padding: 0 30px 0 30px;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #8a8a8a;
    line-height: 22px;
}
.rd_con_main_item_href {
    display: block;
    text-align: center;
    width: 100%;
    height: 40px;
    line-height: 40px;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    background: #ed6827;
    color: #ffffff;
    margin-top: 12px;
}
.rd_con_main_item_href:hover {
    color: #ffffff;
}
/* 手机 */
.rd_con_main_item_mm {
    width: 100%;
    min-height: 386px;
    background: #ffffff;
    border: 1px solid #e5e5e5;
    display: block;
    overflow: hidden;
    position: relative;
    margin-bottom: 30px;
    display: none;
}
.rd_con_main_item_text_mm {
    width: 100%;
    /* border: 1px solid red; */
}
.rd_con_main_item_mm_href {
    display: block;
    width: 100%;
    height: 100%;
}
.rd_con_main_item_text_font_mm {
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #8a8a8a;
    line-height: 22px;
    padding: 0 30px 20px 30px;
}
.f7 {
    background-color: #f7f7f7;
}
.ggdd {
    width: 100%;
    text-align: center;
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #ed6827;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}
.ggdd span {
    display: inline-block;
}
.gd_xx {
    display: inline-block;
    border-top: 2px solid;
    border-right: 2px solid;
    width: 10px;
    height: 10px;
    margin-top: -5px;
    margin-left: 10px;
    border-color: #ed6827;
    transform: rotate(135deg);
    -webkit-transform: rotate(135deg);
    -moz-transform: rotate(135deg);
    -ms-transform: rotate(135deg);
    -o-transform: rotate(135deg);
}
img {
    pointer-events: none !important;
}

@media screen and (max-width: 768px) {
    .rd_con {
        width: 90%;
    }
    .rd_con_main_item_pc {
        display: none;
    }
    .rd_con_main_item_mm {
        display: block;
    }
    .rd_con_main {
        margin-left: 0;
    }
}