.about-sel {
    box-shadow: 0px 5px 20px -15px #000;
    position: relative;
}
.about-sel-row {
    display: flex;
    padding: 10px 0;
    justify-content: center;
}
.about-sel-row .wid4 {
    display: block;
    padding: 30px 60px;
    text-align: center;
    border-bottom: 3px solid #fff;
}
.about-sel-row .wid4:not(:last-child) {
    margin-right: 80px;
}
.about-sel-row .wid4 p {
    margin-top: 20px;
    color: #333;
    font-size: 16px;
}
.about-sel-row .wid4:hover {
    border-bottom: 3px solid #1947ba;
}
.about-sel-row .wid4:hover p {
    color: #1947ba;
}
.about-sel-row .wid4.active {
    border-bottom: 3px solid #1947ba;
}
.about-sel-row .wid4.active p {
    color: #1947ba;
}

.kh-box {
    background-image: url(/public/image/ss_bg.png);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}

.khdz .khdz-box {
    display: flex;
}
.khdz .left {
    width: 58%;
    margin-right: 2%;
    display: flex;
    flex-wrap: wrap;
}
.khdz .left .img:first-child {
    width: 100%;
    margin-bottom: 2%;
}
.khdz .left .img:nth-child(2) {
    width: 49%;
    margin-right: 2%;
}
.khdz .left .img:nth-child(3) {
    width: 49%;
}
.khdz .right {
    width: 40%;
}
.khdz .img {
    position: relative;
}
.khdz .img:hover .pb p {
    font-size: 20px;
    height: 30px;
    visibility: visible;
    transition: all 0.6s;
}
.khdz .text {
    position: absolute;
    width: 100%;
    text-align: center;
    transform: translateY(-50%);
    top: 50%;
    left: 0;
    color: #fff;
}
.khdz .text h4 {
    font-size: 24px;
    font-weight: bold;
}
.khdz .pb {
    margin-top: 20px;
    width: 80%;
    margin: 0 auto;
    line-height: 30px;
}
.khdz .pb p {
    font-size: 20px;
    height: 0;
    visibility: hidden;
    transition: all 0.3s;
}
.khdz-swiper {
    position: relative;
    width: 90%;
    margin: 170px auto 165px;
}
.khdz-swiper .swiper-container {
    --swiper-navigation-color: #00ff33;
    /* 单独设置按钮颜色 */
    --swiper-navigation-size: 30px;
    /* 设置按钮大小 */
}
.khdz-swiper .swiper-slide .img {
    margin: auto 0;
}
.khdz-swiper .swiper-button-prev {
    left: -50px;
    width: 32px;
    height: 60px;
    -moz-background-size: 32px 60px;
    -webkit-background-size: 32px 60px;
    background-size: 32px 60px;
}
.khdz-swiper .swiper-button-next {
    right: -50px;
    width: 32px;
    height: 60px;
    -moz-background-size: 32px 60px;
    -webkit-background-size: 32px 60px;
    background-size: 32px 60px;
}
.khdz-swiper .swiper-slide {
    border: 1px solid #eee;
    transition: all 0.6s;
}
.khdz-swiper .swiper-slide p {
    padding: 0px;
    text-align: start;
    line-height: 78px;
    font-size: 18px;
    padding: 0 20px;
}
.khdz-swiper .swiper-slide .img img {
    width: 100%;
}
.flex3 {
    padding-bottom: 90px;
}
.flex3 .flex3-row {
    display: flex;
    justify-content: space-between;
    margin-top: 25px;
}
.flex3 .wid3 {
    width: 32%;
    padding: 45px 70px 60px;
    text-align: center;
    border: 1px solid #eee;
}
.flex3 .wid3 h5 {
    font-size: 24px;
    font-weight: bold;
    line-height: 1em;
    margin: 30px 0 20px;
}
.flex3 .wid3 p {
    color: #000;
    font-size: 18px;
    line-height: 1.8em;
    text-align: justify;
}
.flex4 {
    padding: 55px 0;
    background-color: #1a5dae;
}
.flex4 .flex4-row {
    display: flex;
    margin-top: 25px;
}
.flex4 .on {
    display: block;
}
.flex4 .off {
    display: none;
}
.flex4 .wid3 {
    flex: 1;
    text-align: center;
}
.flex4 .wid3 h5 {
    font-size: 54px;
    font-weight: bold;
    line-height: 1em;
    margin: 0px 0 15px;
    color: #fff;
}
.flex4 .wid3 h5 span {
    margin: 0 5px;
    font-size: 48px;
}
.flex4 .wid3 p {
    color: #fff;
    font-size: 18px;
    line-height: 1.8em;
}
.flex4 .wid3:not(:last-child) {
    border-right: 1px solid #316eb6;
}
.flex4 .wid3 .wid3-text {
    margin-bottom: 10px;
}
.khdz-input {
    padding-top: 50px;
    background-image: url(/public/image/ques_bg.png);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}
.khdz-input .title h3 {
    line-height: 1em;
    margin-bottom: 25px;
    padding-bottom: 25px;
    position: relative;
}
.khdz-input h3::after {
    display: block;
    content: '';
    width: 70px;
    height: 3px;
    background-color: #1947ba;
    position: absolute;
    transform: translateX(-50%);
    left: 50%;
    bottom: 0;
}
.khdz-input .zxly-con {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.khdz-input .input-div:nth-child(-n + 3) {
    width: 31%;
}
.khdz-input .input-div {
    width: 100%;
    margin-bottom: 20px;
}
.khdz-input .input-div p {
    font-size: 16px;
    margin-bottom: 10px;
}
.khdz-input .input-div span {
    display: inline-block;
    color: #fb1a25;
    font-size: 18px;
    font-weight: bold;
}
.khdz-input .input-div input {
    width: 100%;
    height: 55px;
    line-height: 55px;
    font-size: 16px;
    color: #666;
    border: 1px solid #eee;
    padding-left: 10px;
}
.khdz-input .input-div textarea {
    width: 100%;
    height: 80px;
    font-size: 16px;
    color: #666;
    border: 1px solid #eee;
    padding-left: 10px;
}
.khdz-input .input-div select {
    width: 100%;
    height: 55px;
    line-height: 55px;
    font-size: 16px;
    color: #666;
    border: 1px solid #eee;
    padding-left: 10px;
}
.khdz-input .input-div:last-child {
    width: 100%;
}
.khdz-input .input-div:last-child input {
    height: 80px;
    line-height: 40px;
    font-size: 18px;
}
.khdz-input .zxlx-box {
    margin-top: 20px;
    padding: 50px 95px 60px;
    background-color: #fff;
    border: 1px solid #eee;
}
.khdz-input .submit {
    text-align: center;
    margin-top: 30px;
}
.khdz-input .submit a {
    line-height: 40px;
    font-size: 18px;
    padding: 10px 70px;
    color: #fff;
    background-color: #1947ba;
    border-radius: 8px;
}

.app-flex {
    padding: 110px 0 85px;
    background-image: url(/public/image/ques_bg.png);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}
.app-flex .app-row {
    margin-top: 25px;
    box-shadow: 0px 2px 0px 2px #eee;
}
.app-flex .app-swiper {
    position: relative;
}
.app-flex .on {
    display: none;
}
.app-flex .off {
    display: block;
}
.app-flex .swiper-button-prev {
    left: -50px;
}
.app-flex .swiper-button-next {
    right: -50px;
}
.app-flex .wid3 {
    padding: 50px;
    min-height: 324px;
    display: block;
}
.app-flex .wid3 h5 {
    font-size: 18px;
    font-weight: bold;
    line-height: 1em;
    margin: 15px 0 20px;
}
.app-flex .wid3 p {
    color: #000;
    font-size: 16px;
    line-height: 1.8em;
    text-align: justify;
}
.app-flex .wid3:not(:last-child) {
    border-right: 1px solid #eee;
}
.app-flex .wid3:hover {
    background-color: #1947ba;
}
.app-flex .wid3:hover h5,
.app-flex .wid3:hover p {
    color: #fff;
}
.app-flex .wid3:hover .off {
    display: none;
}
.app-flex .wid3:hover .on {
    display: block;
}
.app-flex .wid3.active {
    background-color: #1947ba;
}
.app-flex .wid3.active h5,
.app-flex .wid3.active p {
    color: #fff;
}
.app-flex .wid3.active .off {
    display: none;
}
.app-flex .wid3.active .on {
    display: block;
}

.app3 {
    padding: 0px 0 140px;
}
.app3 .app-row {
    display: flex;
    margin-top: 25px;
    box-shadow: 0px 2px 0px 2px #eee;
}
.app3 .on {
    display: none;
}
.app3 .off {
    display: block;
}
.app3 .wid3 {
    flex: 1;
    padding: 0;
    min-height: 600px;
    display: block;
    position: relative;
}
.app3 .wid3 .wid3-img {
    overflow: hidden;
}
.app3 .wid3 .wid3-img img {
    transition: all 0.6s;
}
.app3 .wid3:hover .wid3-img img {
    transform: scale(1.1);
}
.app3 .wid3 h5 {
    font-size: 24px;
    font-weight: bold;
    line-height: 1em;
    margin: 25px 0 15px;
    text-align: center;
    color: #000;
}
.app3 .wid3 p {
    color: #000;
    font-size: 16px;
    line-height: 1.8em;
    text-align: justify;
}
.app3 .wid3:not(:last-child) {
    border-right: 1px solid #eee;
}
.app3 .wid3 .wid3-text {
    padding: 0 55px;
}
.app3 .bot {
    position: absolute;
    bottom: 0;
    right: 0;
    margin-top: auto;
    text-align: center;
}
.app3 .bot span {
    width: 25px;
    height: 25px;
    line-height: 25px;
    color: #fff;
    background-color: #1947ba;
    font-size: 16px;
    display: block;
}

.ques {
    padding: 90px 0 65px;
    background-image: url(/public/image/ques_bg.png);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}
.ques .ques-box {
    margin-bottom: 35px;
}
.ques .ques-con {
    border-bottom: 1px solid #ddd;
}
.ques .on {
    display: none;
}
.ques .off {
    display: block;
}
.ques .ques-title {
    padding: 40px 50px;
    display: flex;
    align-items: center;
}
.ques .ques-title h4 {
    margin-left: 28px;
    font-weight: bold;
    font-size: 18px;
    line-height: 1em;
    margin-bottom: 0;
}
.ques .ques-title .open {
    font-weight: bold;
    font-size: 18px;
    margin-left: auto;
    display: block;
    transition: all 0.6s;
}
.ques .ques-title:hover h4 {
    color: #1947ba;
}
.ques .ques-title:hover .open {
    color: #1947ba;
}
.ques .ques-title:hover .off {
    display: none;
}
.ques .ques-title:hover .on {
    display: block;
}
.ques .ques-con.active .ques-des {
    height: 100%;
}
.ques .ques-con.active .ques-title h4 {
    color: #1947ba;
}
.ques .ques-con.active .ques-title .open {
    color: #1947ba;
    transform: rotate(90deg);
}
.ques .ques-con.active .ques-title .off {
    display: none;
}
.ques .ques-con.active .ques-title .on {
    display: block;
}
.ques .ques-des {
    height: 0;
    box-shadow: 0px 0px 20px 1px #ccc;
    overflow: hidden;
}
.ques .ques-des-box {
    padding: 30px 50px 40px;
    font-size: 14px;
    background-color: #fff;
}
.ques .ques-des-box h5 {
    margin-bottom: 25px;
}
.ques .ques-des-box p {
    line-height: 1.8em;
}

@media only screen and (max-width:767px) {
    .about-sel-row .wid4 {
        padding: 10px;
        margin: 0 !important;
    }

    .khdz .khdz-box {
        display: block;
    }
    .khdz .left {
        width: 100%;
        margin-right: 0;
        display: flex;
        flex-wrap: wrap;
    }
    .khdz .text h4 {
        font-size: 20px;
        font-weight: bold;
    }
    .khdz .img:hover .pb p {
        font-size: 16px;
        height: 1.65em;
    }
    .khdz .right {
        width: 100%;
        margin-top: 2%;
    }
    .khdz-swiper .swiper-button-next{
        right: 0;
        width: 20px;
        height: 40px;
        -moz-background-size: 20px 40px;
        -webkit-background-size: 20px 40px;
        background-size: 20px 40px;
    }
    .khdz-swiper .swiper-button-prev{
        left: 0;
        width: 20px;
        height: 40px;
        -moz-background-size: 20px 40px;
        -webkit-background-size: 20px 40px;
        background-size: 20px 40px;
    }
    .flex3 .flex3-row{
        display: block;
    }
    .khdz-swiper {
        margin: 30px auto;
    }
    .flex3 .wid3 h5 {
        font-size: 18px;
        font-weight: bold;
        line-height: 1em;
        margin: 10px 0;
    }
    .flex4 .flex4-row {
        display: flex;
        margin-top: 0px;
        flex-wrap: wrap;
    }
    .flex4 .wid3 h5 span {
        margin: 0 5px;
        font-size: 20px;
    }
    .flex4 .wid3 h5 {
        font-size: 20px;
        margin: 0px 0 5px;
    }
    .flex4 .wid3 {
        flex: none;
        text-align: center;
        width: 50%;
        margin-bottom: 10%;
    }
    .khdz-input{
        padding: 30px 0 0;
    }
    .khdz-input .title h3 {
        line-height: 1em;
        margin-bottom: 10px;
        padding-bottom: 10px;
        position: relative;
    }
    .khdz-input .zxlx-box {
        margin-top: 20px;
        padding: 15px;
        background-color: #fff;
        border: 1px solid #eee;
    }
    .khdz-input .input-div:nth-child(-n + 3) {
        width: 100%;
    }
    .khdz-input .submit {
        text-align: center;
        margin-top: 20px;
    }
    .khdz .left .img:nth-child(3) {
        width: 100%;
    }
    .khdz .left .img:nth-child(2) {
        width: 100%;
        margin: 0;
    }
    .flex3 .wid3 {
        width: 100%;
        padding: 15px;
        text-align: center;
        border: 1px solid #eee;
    }
    .app3 .app-row{
        display: block;
    }
    .app3 .wid3 .wid3-text {
        padding: 0 15px;
    }
    .app3 .wid3 h5 {
        font-size: 20px;
        font-weight: bold;
        line-height: 1em;
        margin: 10px 0;
        text-align: center;
        color: #000;
    }
    .app3 .wid3{
        min-height: auto;
        margin-bottom: 15px;
    }
    .app3 {
        padding: 0 0 30px;
    }
    .app-flex .swiper-button-next {
        right: 0;
        transform: scale(0.8);
    }
    .app-flex .swiper-button-prev {
        transform: scale(0.8);
        left: 0;
    }
    .app-flex .wid3{
        padding: 30px;
        border: 1px solid #ddd;
    }
    .app-flex{
        padding: 30px 0;
    }
    .ques .ques-des-box{
        padding: 10px;
    }
    .ques{
        padding: 30px 0;
    }
    .ques .ques-title {
        padding: 15px 10px;
    }
    .ques .ques-title h4 {
        margin-left: 8px;
        font-weight: normal;
        font-size: 15px;
        line-height: 1em;
    }
}