.section .main_title b {
    font-size: 29px;
    font-weight: 600;
}
.section .main_title p {
    font-size: 27px;
    padding-bottom: 16px;
    word-break: keep-all;
    line-height: 1.6;
    color: #00a9e3;
    font-weight: 600;
}
.section .btn_wrap {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin-top: 60px;
    transition-duration: 0.3s;
    margin-left: 8px;
}
.section .btn_wrap:hover img {
    transform: translateX(20px);
}
.section .btn_wrap p {
    color: #fff;
    margin-right: 16px;
}
.section .btn_wrap img {
    width: 45px;
    height: 45px;
    transition-duration: 0.3s;
}
.section {
    position: relative;
    padding: 100px 0;
}

/* sec01 */
.sec01_con {
    position: relative;
    padding: 0 !important;
    overflow: hidden;
}
.sec01_con .main-slide div .img_wrap {
    width: 100%;
}
.sec01_con .main-slide div .img_wrap .img_in {
    width: 100%;
    height: 100vh;
}

.sec01_con .main-slide div {
}

.sec01_con .txt_wrap {
    text-align: center;
    color: #fff;
    width: 100%;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}
.sec01_con .txt_wrap b {
    font-size: 62px;
}
.sec01_con .txt_wrap b span:first-child {
    font-weight: 400;
}
.sec01_con .txt_wrap b span {
    display: block;
    line-height: 1.4;
}
.sec01_con .txt_wrap b span:last-child {
    font-weight: 600;
}
.sec01_con .txt_wrap p {
    font-size: 22px;
    padding-top: 32px;
    word-break: keep-all;
    text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
}

.sec01_con .main_news {
    display: flex;
    position: absolute;
    z-index: 9;
    right: 0;
    bottom: 0%;
    transition-duration: 0.5s;
    transform: translateY(70%);
    background-color: #fff;
    width: 50%;
    padding: 48px 56px;
}
.sec01_con .main_news::after {
    content: '';
    width: 13px;
    height: 7px;
    background: url(../img/main/arrow_down.png) no-repeat center center /
        contain;
    position: absolute;
    right: 30px;
    top: 56px;
}
.sec01_con .main_news b.title {
    font-weight: 700;
    padding-right: 24px;
    width: 110px;
    font-size: 18px;
}
.sec01_con .main_news .inner div:first-child p {
    padding-top: 0;
}
.sec01_con .main_news .inner div:first-child {
    align-items: flex-start;
}
.sec01_con .main_news p.con {
    font-size: 17px;
    transition-duration: 0.3s;
    padding: 40px 0;
    width: 80%;
    cursor: pointer;
    opacity: 0.7;
    font-weight: 400;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
}
.sec01_con .main_news p.con:hover {
    color: #00a9e3;
    font-weight: 500;
}
.sec01_con .main_news .inner {
    width: calc(100% - 110px);
    position: relative;
    border-bottom: 1px solid #ddd;
}
.sec01_con .main_news > div > div {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #ddd;
    align-items: center;
}
.sec01_con .main_news > div > div:last-child {
    border-bottom: 0;
}
.sec01_con .main_news span {
    color: #00a9e3;
}

.sec01_con .main_news:hover {
    transform: translateY(0);
}
.sec01_con .main_news:hover::after {
    background: url(../img/main/arrow_up.png) no-repeat center center / contain;
}

/* sec02 */
.sec02_con {
    position: relative;
    padding-bottom: 0 !important;
    z-index: 1;
}
.sec02_con .top {
    padding: 120px 0;
    background: url(../img/main/sec02_bg.png) no-repeat center center / cover;
    width: 100%;
    height: 550px;
    z-index: 1;
}
.sec02_con .main_title b {
    color: #fff;
}

.sec02_con .inner {
    display: flex;
    justify-content: flex-end;
    margin-top: -120px;
}
.sec02_con .inner ul {
    display: flex;
}
.sec02_con .inner ul li {
    width: 310px;
    padding: 40px;
    max-width: 33.333%;
    position: relative;
}
.sec02_con .inner ul li .btn {
    position: absolute;
    right: 20px;
    top: 20px;
    width: 40px;
    opacity: 0;
    height: 40px;
    cursor: pointer;
    transition-duration: 0.3s;
}
.sec02_con .inner ul li:hover .btn {
    opacity: 1;
}
.sec02_con .inner ul li .icon_wrap {
    width: 45px;
    height: 45px;
    margin-bottom: 32px;
}
.sec02_con .inner ul li span {
    display: block;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    opacity: 0.7;
    font-size: 18px;
}
.sec02_con .inner ul li b {
    display: block;
    font-weight: 600;
    color: #fff;
    font-size: 24px;
}
.sec02_con .inner ul li:nth-child(1) {
    background-color: #1f5aa9;
}
.sec02_con .inner ul li:nth-child(2) {
    background-color: #f5f5f5;
}
.sec02_con .inner ul li:nth-child(2) .con_wrap b {
    color: #222;
    font-weight: 600;
}
.sec02_con .inner ul li:nth-child(2) .con_wrap span {
    color: #222;
    font-weight: 700;
}

.sec02_con .inner ul li:nth-child(3) {
    background-color: #f8640b;
}

/* sec03 */
.sec03_con {
    padding-bottom: 0 !important;
    position: relative;
}
.sec03_con::after {
    content: '';
    background: url(../img/main/sec02_bg2.png) no-repeat center center / cover;
    z-index: -1;
    width: 1920px;
    height: 1080px;
    position: absolute;
    right: 0;
    top: -27%;
}

.sec03_con .inner {
    position: relative;
    z-index: 1;
}
.sec03_con .main_title {
    margin-bottom: 40px;
}
.sec03_con ul {
    display: flex;
    margin-left: -32px;
    margin-right: -32px;
}
.sec03_con ul li {
    padding: 32px;
    width: 33.333%;
}
.sec03_con ul li .con_wrap {
    width: 100%;
    position: relative;
}
.sec03_con ul li .con_wrap .img_wrap {
    width: 100%;
}
.sec03_con ul li .con_wrap .img_wrap .img_in {
    width: 100%;
    padding-bottom: 140%;
}
.sec03_con ul li .con_wrap .txt_wrap {
    transition-duration: 0.3s;
    position: absolute;
    left: 0;
    width: 80%;
    bottom: 0;
    background-color: #fff;
    padding: 32px 80px 32px 0;
    word-break: keep-all;
}
.sec03_con ul li .con_wrap .txt_wrap b {
    display: block;
    font-size: 25px;
    margin-bottom: 16px;
}
.sec03_con ul li .con_wrap .txt_wrap span {
    display: block;
    font-weight: 400;
    opacity: 0.7;
}
.sec03_con ul li .con_wrap .txt_wrap a {
    height: 0;
    transition-duration: 0.3s;
    overflow: hidden;
    display: block;
}
.sec03_con ul li .con_wrap .txt_wrap a img {
    width: 35px;
    height: 35px;
    margin-left: 12px;
    display: inline-block;
    vertical-align: middle;
    transform: rotateZ(45deg);
}

.sec03_con ul li .con_wrap:hover .txt_wrap {
    width: 100%;
    padding-right: 180px;
}
.sec03_con ul li .con_wrap:hover .txt_wrap a {
    height: 40px;
    margin-top: 24px;
}

/* sec04 */
.sec04_con {
}
.sec04_con .bd-xl > div {
    background: url(../img/main/sec04_bg.png) no-repeat center center / cover;
    width: 100%;
    height: 550px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
.sec04_con .main_title {
    text-align: center;
}
.sec04_con .main_title b {
    color: #fff;
    margin: 32px 0;
    display: block;
}
.sec04_con .inner {
    text-align: center;
    color: #fff;
}
.sec04_con .inner a {
    text-align: center;
    font-size: 18px;
    font-weight: 500;
}
.sec04_con .inner a:hover img {
    transform: translateX(10px);
}
.sec04_con .inner a img {
    width: 40px;
    height: 40px;
    display: inline-block;
    vertical-align: middle;
    margin-left: 16px;
    transition-duration: 0.3s;
}
/* ********************************************* *
 * 1600px
 * ********************************************* */
@media screen and (max-width: 1660px) {
}

/* ********************************************* *
* 1400px
* ********************************************* */
@media screen and (max-width: 1440px) {
    .sec03_con ul {
        margin-left: -16px;
        margin-right: -16px;
    }
    .sec03_con ul li {
        padding: 16px;
    }
    .sec03_con ul li .con_wrap:hover .txt_wrap {
        padding-right: 140px;
    }
}

/* ********************************************* *
* 1200px
* ********************************************* */
@media screen and (max-width: 1200px) {
    .sec03_con ul li .con_wrap .txt_wrap {
        width: 90%;
    }
    .sec03_con ul li .con_wrap .txt_wrap {
        padding: 32px 56px 32px 0;
    }
    .sec03_con ul li .con_wrap .txt_wrap b {
        font-size: 22px;
    }
}

/* ********************************************* *
* 1024px
* ********************************************* */
@media screen and (max-width: 1024px) {
    .sec03_con ul li .con_wrap .txt_wrap {
        padding: 32px 32px 32px 0;
    }
}

/* ********************************************* *
* 960px
* ********************************************* */
@media screen and (max-width: 960px) {
    .section .main_title p {
        font-size: 22px;
    }
    .section .main_title b {
        font-size: 25px;
        word-break: keep-all;
    }
    .section .btn_wrap {
        margin-top: 40px;
    }

    .sec01_con .txt_wrap b {
        font-size: 50px;
    }
    .sec01_con .txt_wrap p {
        font-size: 20px;
    }
    .sec01_con .main_news {
        width: 100%;
    }

    .sec02_con {
        border-top: 1px solid #ddd;
    }
    .sec02_con .inner ul li {
        width: 33.33%;
        max-width: 100%;
    }
    .sec02_con .inner ul {
        width: 100%;
    }
    .sec02_con .inner {
        margin-top: 0;
    }
    .sec02_con .top {
        height: auto;
        padding: 60px 20px;
    }
    .sec02_con .inner ul li .btn {
        opacity: 1;
    }
    .sec02_con .inner ul li b {
        font-size: 20px;
    }
    .sec02_con .inner ul li span {
        margin-bottom: 2px;
    }
    .sec02_con .inner ul li {
        padding: 32px;
    }

    .sec03_con ul li .con_wrap .txt_wrap b {
        font-size: 20px;
    }
    .sec03_con ul li .con_wrap .txt_wrap {
        width: 100%;
        position: relative;
        padding: 24px 0;
    }
    .sec03_con ul li .con_wrap .img_wrap .img_in {
        padding-bottom: 120%;
    }
    .sec03_con ul li .con_wrap:hover .txt_wrap {
        padding-right: 0;
    }
    .sec03_con ul li .con_wrap .txt_wrap a img {
        width: 30px;
        height: 30px;
    }
}

/* ********************************************* *
* 768px
* ********************************************* */
@media screen and (min-width: 769px) {
}
@media screen and (max-width: 768px) {
}

/* ********************************************* *
* 640px
* ********************************************* */
@media screen and (max-width: 640px) {
    .section {
        padding: 70px 0;
    }
    .section .main_title b br {
        display: none;
    }
    .section .main_title b {
        font-size: 22px;
    }

    .sec01_con .txt_wrap {
        top: 45%;
    }
    .sec01_con .main_news {
        padding: 30px 16px;
        transform: translateY(72%);
    }
    .sec01_con .main_news b.title {
        font-size: 16px;
    }
    .sec01_con .main_news p.con {
        font-size: 16px;
    }
    .sec01_con .main_news b.title {
        width: 90px;
    }
    .sec01_con .main_news .inner {
        width: calc(100% - 90px);
    }
    .sec01_con .main_news::after {
        display: none;
    }

    .sec02_con .inner ul {
        display: block;
    }
    .sec02_con .inner ul li {
        width: 100%;
    }
    .sec02_con .inner ul li .icon_wrap {
        margin-bottom: 0;
    }
    .sec02_con .inner ul li .con_wrap {
        display: flex;
        align-items: center;
    }
    .sec02_con .inner ul li .icon_wrap {
        margin-right: 32px;
    }
    .sec02_con .inner ul li .btn {
        top: 50%;
        transform: translateY(-50%);
    }
    .sec02_con .inner ul li span {
        font-size: 16px;
    }

    .sec03_con ul {
        margin-left: -8px;
        margin-right: -8px;
    }
    .sec03_con ul li {
        padding: 8px;
    }
    .sec03_con ul li .con_wrap .txt_wrap b {
        font-size: 18px;
    }

    .sec03_con ul {
        display: block;
        margin: 0;
    }
    .sec03_con ul li {
        width: 100%;
    }
    .sec03_con ul li .con_wrap .img_wrap .img_in {
        padding-bottom: 50%;
        background-position: center 80% !important;
    }

    .sec04_con .bd-xl > div {
        height: auto;
        padding: 64px 20px;
    }
    .sec04_con .inner a {
        font-size: 17px;
    }
    .sec04_con .main_title b {
        margin: 24px 0;
    }
}

/* ********************************************* *
* 500px
* ********************************************* */
@media screen and (max-width: 500px) {
    .section .main_title p {
        font-size: 18px;
    }
    .section .main_title b {
        font-size: 19px;
    }

    .sec01_con .main-slide div .img_wrap .img_in {
        height: 70vh;
    }
    .sec01_con .txt_wrap b {
        font-size: 30px;
    }
    .sec01_con .txt_wrap p {
        font-size: 16px;
    }
    .sec01_con .main_news b.title {
        width: 75px;
    }
    .sec01_con .main_news .inner {
        width: calc(100% - 75px);
    }
    .sec01_con .main_news p.con {
        padding-right: 40px;
        font-size: 15px;
    }

    .sec02_con .inner ul li .icon_wrap {
        width: 35px;
        height: 35px;
    }
    .sec02_con .inner ul li .btn {
        width: 35px;
        height: 35px;
    }
    .sec02_con .inner ul li {
        padding: 24px;
    }
    .sec02_con .inner ul li span {
        font-size: 15px;
    }
    .sec02_con .inner ul li b {
        font-size: 17px;
    }
    .sec02_con .inner ul li .icon_wrap {
        margin-right: 22px;
    }
    .sec02_con .top {
        padding: 40px 20px;
    }

    .sec04_con .inner a {
        font-size: 15px;
    }
}

/* ********************************************* *
* 400px
* ********************************************* */
@media screen and (max-width: 400px) {
}