.header {
    height: 94px;
}

header {
    height: 94px;
    padding: 0 4%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    box-sizing: border-box;
    z-index: 30;
    background: #fff;
}


/*logo*/
header .logo a img {
    height: 50px;
}


/*主菜单*/
header .menu {
    margin: 0px;
    list-style: none;
    /*display: flex;*/
}


header .menu li {
    margin-left: 88px;
    height: 94px;
    line-height: 94px;
}


header .menu li:nth-of-type(1) {
    margin-left: 0px
}

header .menu > li a {
    font-size: 16px;
    color: #000;
    line-height: 24px;
    opacity: 0.7;
    position: relative;
    transition: all 0.36s;
    font-weight: bold;
}

header .menu li.lists a:before {
    background-image: url(../img/jt.svg);
    background-size: 66% auto;
    background-position: left center;
    background-repeat: no-repeat;
    width: 26px;
    height: 26px;
    position: absolute;
    top: -3px;
    right: -30px;
    content: "";
    display: inline-block;
    transition: all 0.36s;
}


header .menu li.lists:hover a:before,
header .menu li.lists.active a:before {
    background-image: url(../img/jt_hover.svg);
}


header .menu li:hover a,
header .menu li.active a {
    color: rgba(34, 112, 235, 1);
}


/*主菜单*/

/*登录两按钮*/

header .logd {
    display: flex;
}


header .logd a.stu,
header .logd a.tec {

    font-size: 16px;

    color: rgba(26, 26, 26, 1);

    line-height: 40px;

    background: rgba(248, 231, 28, 1);

    border-radius: 20px;

    padding: 0 17px;

    display: block;

}


header .logd a.tec {

    color: rgba(255, 255, 255, 1);

    background: rgba(14, 47, 142, 1);

    margin-left: 13px;

}


/*登录两按钮*/


/*下拉子菜单*/


header .list_menu {

    width: 90%;

    margin: 0 auto;

    max-width: 1440px;

    background: rgba(0, 0, 0, 0.67);

    padding: 30px 20px 25px 20px;

    position: absolute;

    top: 94px;

    left: 50%;

    transform: translateX(-50%) rotateX(90deg);

    display: flex;

    z-index: 10;

    transform-origin: top;

    transition: all 0.5s;

    box-sizing: border-box;

}


header .list_menu.show {

    transform: translateX(-50%) rotateX(0deg);

}


header .list_menu li {

    /* width: 33.33%; */

    height: auto;

    position: relative;

    display: flex;

    justify-content: center;
    margin: 0 10px;

}

header .list_menu > li:after {

    content: "|";

    display: block;

    position: absolute;

    top: 6px;

    right: -1px;

    color: #e9e9e9;

}

header .list_menu > li:last-child:after {

    display: none;

}

header .list_menu li a {

    font-size: 16px;

    color: rgba(255, 255, 255, 1);

    opacity: 0.81;

}

@media only screen and (min-width: 100px) and (max-width: 1300px) {

    /*	header .list_menu li:first-child a {

            font-size: 16px;

        }*/

}


header .list_menu li img {

    width: 27px;

    margin-right: 13px;

}


header .list_menu li a:hover {

    color: rgba(34, 112, 235, 1);

}


header .list_menu li a:before {

    display: none;

}


header .list_menu li .list_menus li {

    width: 100%;

    height: auto;

    line-height: 30px;

    margin-left: 26px;

    display: flex;

    align-items: center;

    margin-bottom: 10px;

    transition: all 0.3s;

}


header .list_menu li .list_menus li:hover {

    margin-left: 40px;

}

header .list_menu li .list_menus li a {

    width: 100%;
    font-size: 14px;

}
.list_menus li:nth-child(1) a{
    font-size: 16px !important;
}

header .list_menu li .list_menus li img {

    width: 0;

    margin-right: 13px;

    overflow: hidden;

    transition: all 0.36s;

}


header .list_menu li .list_menus li:hover img {

    width: 20px;

}


header .list_menu li .list_menus li:nth-of-type(1) {

    margin-left: 0px;

    margin-bottom: 20px;

}


header .list_menu li .list_menus li:nth-of-type(1) img {

    width: 27px;

    display: block;

}


header .lists .list_menu {

    display: none;

}


header > .list_menu {

    display: flex;
    justify-content: center;

}


/*下拉子菜单*/


/*手机菜单按钮*/


.mo_btn {

    width: 25px;

    height: 16px;

    display: flex;

    flex-direction: column;

    justify-content: space-between;

    cursor: pointer;

    display: none;

}


.mo_btn .items {

    width: 100%;

    height: 2px;

    background: #000;

}


/*手机菜单按钮*/


@media screen and (max-width: 1750px) {

    header .menu li {

        margin-left: 70px;

    }

}


@media screen and (max-width: 1600px) {

    header .menu li {
        margin-left: 50px;
    }

    .logd_tel {
        font-size: 17px !important;
        margin-left: 0px !important;
    }

}


@media screen and (max-width: 1520px) {

    header .menu li {

        margin-left: 40px;

    }

    header .menu li.lists .list_menu {

        width: calc(90% - 150px);

        left: 5%;

        padding: 30px 75px 103px 75px;

    }

    header .menu li.lists .list_menu li {

        margin-left: 50px;

    }

    header .menu li.lists .list_menu li:nth-of-type(1) {

        margin-left: 0px;

    }

    header .logo a img {

        height: 40px;

    }

    header .logd a.stu,
    header .logd a.tec {

        height: 34px;

        line-height: 34px;

        border-radius: 17px;
    }

	header .menu {
		left: 48% !important;
	}

	.logd_tel {
		font-size: 16px !important;
		margin-left: -20px !important;
	}
}


@media screen and (max-width: 1400px) {


}

@media screen and (max-width: 1350px) {
    header .menu {
        left: 46% !important;
    }

    .logd_tel {
        font-size: 15px !important;
        margin-left: -40px !important;
    }

}

@media screen and (max-width: 1240px) {
    header .menu {
        left: 50% !important;
    }

    .logd_tel {
        display: none;
    }
}

@media screen and (max-width: 1200px) {

    header .menu li {

        margin-left: 20px;

    }

    header .menu li:nth-of-type(4) {

        margin-left: 50px;

    }

    header .menu li.lists .list_menu {

        width: calc(90% - 80px);

        padding: 30px 40px 103px 40px;

    }

    header .menu li.lists .list_menu li {

        margin-left: 30px;

    }

    header .menu li.lists .list_menu li:nth-of-type(1) {

        margin-left: 0px;

    }

    header .list_menu > li:after {

        top: -6px;

    }

    header .list_menu > li:after:nth-child(2n) {

        display: none

    }

    /* 400电话 */
    .logd_tel {
        position: absolute;
        top: 33%;
        left: 72%;
        font-size: 18px;
        /* opacity: 0.7; */
        height: 34px;
        line-height: 34px;
        margin-left: 20px;
    }
}


@media screen and (min-width: 1101px) {

    header .menu {

        display: flex !important;

        position: absolute;

        top: 50%;

        left: 50%;

        transform: translate(-50%, -50%);

    }

    header .menu li.lists:hover .list_menu {

        display: flex;

    }

    header .menu li:nth-last-of-type(1),
    header .menu li:nth-last-of-type(2) {

        display: none;

    }

    /* 400电话 */
    .logd_tel {
        position: absolute;
        top: 33%;
        left: 72%;
        font-size: 18px;
        /* opacity: 0.7; */
        height: 34px;
        line-height: 34px;
        margin-left: 20px;
    }
}


header .menu li.lists .list_menu li {

    /*display:block;*/

}


@media screen and (max-width: 1100px) {

    header {

        height: 86px;

    }

    .header {

        height: 86px;

    }

    header .menu {

        top: 86px !important

    }

    .mo_btn {

        display: flex;

    }

    header .logd {

        display: none;

    }

    header .logo a img {

        height: 34px;

    }

    header .menu {

        display: none;

        position: absolute;

        width: 100%;

        top: 94px;

        /*left: -30px;*/

        left: 0;

        background: rgba(0, 0, 0, 1);

        padding: 30px;

        z-index: 100;

        box-sizing: border-box;

    }

    header .menu li,
    header .menu li:nth-of-type(4) {

        margin-left: 0px;

        height: auto;

        line-height: 40px;

    }

    header .menu li.lists:hover > a {

        color: #fff;

    }

    header .menu li.lists:hover > a:before {

        display: none;

    }

    header .menu li.lists .list_menu {

        position: static;

        /*display:none;*/

        background: none;

        width: 100%;

        padding: 0px;

        transform: rotate(0);

        flex-wrap: wrap;

        padding-left: 30px;

    }

    header .menu li.lists .list_menu > li {

        width: 40% !important;

        margin: 10px 0;

    }

    header .menu li.lists .list_menu li,
    header .menu li.lists .list_menu li:nth-of-type(1) {

        margin-left: 0px;

        width: 100%;

    }

    header .menu li.lists .list_menu li a {

        color: #fff;

    }

    header .menu li a {

        color: #fff;

    }

    header .lists .list_menu {

        display: flex;

    }

    header .menu li.lists a:before {

        display: none;

    }

    header > .list_menu {

        display: none;

    }

    /* 400电话 */
    .logd_tel {
        display: none;
    }

}

@media only screen and (min-width: 100px) and (max-width: 640px) {

    header {

        height: 70px;

    }

    .header {

        height: 70px;

    }

    header .menu {

        top: 70px !important;

        max-height: calc(100vh - 70px);

        overflow: auto;

    }

    header .menu li.lists .list_menu > li {

        width: 100% !important;

        margin: 0;

    }

    header .menu li.lists .list_menu li a {

        font-size: 14px !important;

    }

    header .menu li.lists .list_menu li .list_menus li:nth-of-type(1) {

        margin-bottom: 6px;

    }

    header .menu li.lists .list_menu li .list_menus li:nth-of-type(1) img {

        width: 20px;

    }

    header .menu li.lists .list_menu li ul {

        width: 100%

    }


    header .list_menu > li:after {

        display: none

    }

    /* 400电话 */
    .logd_tel {
        display: none
    }
    header .menu{
        padding: 10px;
        left: 46% !important;
    }
    header .menu li.lists .list_menu{
        padding-left: 0;
    }
}


footer {

    /*background:#141730;*/

    padding-top: 68px;

    background-image: url(../img/footer_bg.jpg);

    background-repeat: no-repeat;

    background-position: left bottom;

    background-size: cover;

}


footer .content {

    width: 90%;

    max-width: 1440px;

    margin: 0 auto;

    display: flex;

    /*justify-content: space-between;*/

    padding-bottom: 68px;

}


footer .content .items {

    margin: 0px;

    list-style: none;

    margin-right: 219px;

}


footer .content .items:nth-child(1) {

    margin-right: 238px;

}


@media only screen and (min-width: 100px) and (max-width: 1500px) {

    footer .content .items {

        margin-right: 160px;

    }

    footer .content .items:nth-child(1) {

        margin-right: 170px;

    }

}


@media only screen and (min-width: 100px) and (max-width: 1250px) {

    footer .content .items {

        margin-right: 100px;

    }

    footer .content .items:nth-child(1) {

        margin-right: 110px;

    }

}


@media only screen and (min-width: 100px) and (max-width: 1000px) {

    footer .content .items {

        margin-right: 60px;

    }

    footer .content .items:nth-child(1) {

        margin-right: 60px;

    }

}


@media only screen and (min-width: 100px) and (max-width: 900px) {

    footer .content {

        flex-wrap: wrap;

    }

    footer .content .items:nth-child(1) {

        width: 100%;

        margin-bottom: 40px;

    }

    footer .content .items {

        margin-right: 0 !important;

        width: calc(100% / 3);

    }

}


@media only screen and (min-width: 100px) and (max-width: 500px) {

    footer .content .items {

        width: calc(100% / 2);

    }

    footer .content .items:nth-child(4) {

        width: 100%;

        display: flex;

        flex-direction: row;

    }

    footer .content .items:nth-child(4) li {

        margin-right: 30px;

    }

}


footer .content .items:nth-child(4) {

    margin-right: 0;

}


footer .content .items li a {

    font-size: 16px;

    color: rgba(255, 255, 255, 1);

    line-height: 32px;

    opacity: 0.49;

    transition: all 0.3s;

    white-space: nowrap;

}


footer .content .items li a:hover {

    opacity: 1;

}


footer .content .items li a img {

    width: 32px;

}


footer .content .items li:nth-of-type(1) {

    margin-bottom: 20px;

}


footer .content .items li:nth-of-type(1) a {

    color: rgba(255, 255, 255, 1);

    opacity: 1;

}


footer .content .items:nth-of-type(1) li:nth-last-of-type(1) {

    margin-top: 18px;

}


footer .content .items:nth-of-type(1) li:nth-of-type(1) a {

    font-size: 34px;

    line-height: 38px;

}


footer .content .items:nth-of-type(1) li:nth-last-of-type(1) a {

    margin-right: 16px;

}


footer .content .items:nth-of-type(1) li:nth-of-type(1) {

    margin-bottom: 22px;

}


footer .content .items:nth-last-of-type(1) li {

    margin-bottom: 20px;

}


footer .content .items:nth-last-of-type(1) li a {

    color: rgba(255, 255, 255, 1);

    opacity: 1;

}


footer .bottoms {

    height: 94px;

    border-top: 1px solid rgba(255, 255, 255, 0.12);

    text-align: center;

}


footer .bottoms span,
footer .bottoms a {

    font-size: 14px;

    color: rgba(255, 255, 255, 1);

    line-height: 94px;

    margin-left: 14px;

}


footer .bottoms span:nth-of-type(1) {

    margin-left: 0px;

}


footer .bottoms a {

    margin-left: 5px;

    transition: all 0.3s;

}


footer .bottoms a:nth-of-type(1) {

    margin-left: 14px;

}


footer .bottoms a:hover {

    opacity: 0.21;

}


@media screen and (max-width: 810px) {

    footer .bottoms span,
    footer .bottoms a {

        line-height: 25px;

    }

    footer .bottoms span {

        display: block;

    }

    footer .bottoms {

        height: auto;

        padding: 20px 0px;

    }

}


@media screen and (max-width: 767px) {

    footer .content {

        flex-wrap: wrap;

    }

    footer .content .items {

        /* width:50%; */

        margin-bottom: 30px;

    }

    footer .content .items:nth-child(2n+1) {

        /*width:70%;*/

    }

    footer .content {

        padding-bottom: 50px;

        justify-content: flex-start;

    }

}


@media screen and (max-width: 450px) {

    footer .content .items {

        /*width:100%;*/

    }

}


.right_fix {

    position: fixed;

    bottom: 300px;

    right: 10px;

    display: flex;

    flex-direction: column;

    justify-content: center;

    align-items: center;

    z-index: 10;

}

.right_fix ul {

    display: flex;

    flex-direction: column;

    justify-content: center;

    align-items: center;

}

.right_fix li {

    width: 48px;

    height: 48px;

    background: linear-gradient(-23deg, #001547, #15499D);

    border-radius: 50px;

    margin: 4px 0;

    position: relative;

}


.right_fix li a.icon_img {

    display: flex;

    width: 100%;

    height: 100%;

    justify-content: center;

    align-items: center;

    position: relative;

    z-index: 2;

}

.right_fix li a.icon_img img {

    width: 20px;

}

.right_fix li.toTop {

    border-radius: 3px;

    background: #fff;

    box-shadow: 0px 0px 3px 0px rgba(59, 75, 155, 0.25);

    width: 30px;

    height: 29px;

    margin-top: 6px;

    display: flex;

    justify-content: center;

    align-items: center;

}

.right_fix li.toTop img {

    width: 14px;

}

.right_fix li .erm_box {

    width: 234px;

    height: 207px;

    background: url(../img/erm_box.png) no-repeat;

    background-size: 100% 100%;

    border-radius: 15px;

    color: #fff;

    position: absolute;

    top: 0;

    right: 0;

    z-index: 1;

    transform: rotateY(-90deg);

    transform-origin: right;

    opacity: 0;

    transition: all 0.5s;

}


.right_fix li:hover .erm_box {

    transform: rotateY(0);

    opacity: 1;

}


.right_fix li .erm_box .content_box {

    width: 178px;

    height: 100%;

    padding: 18px 18px 0;

    box-sizing: border-box;

    display: flex;

    flex-direction: column;

    justify-content: flex-start;

}


.right_fix li .erm_box img {

    width: 100%;

    height: 144px;

    display: block;

}


.right_fix li .erm_box p {

    font-size: 18px;

    padding-top: 10px;

    text-align: center;

}

.right_fix li:nth-child(3) .erm_box {

    height: 48px;

    background-size: 100% auto;

}

.right_fix li:nth-child(3) .erm_box .content_box {

    padding: 0 18px;

    line-height: 48px

}

.right_fix li:nth-child(3) .erm_box a {

    color: #fff;

    font-size: 18px;

}

.messageBox{
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    margin-left: -300px;
    margin-top: -225px;
    z-index: 999;
}
.messageBox_img{
    background: url("../imgs/message_box.png");
    width: 600px;
    height: 450px;
    background-size: cover;
    position: relative;
    opacity: 0.95;
}
.messageBox_clear{
    position: absolute;
    right: 65px;
    top: 65px;
    width: 50px;
    height: 50px;
    cursor:pointer
    /* background-color: red; */
}
.messageBox_text{
    padding: 90px;
}
.messageBox_text p{
    color: #fff;
    line-height: 1.5;
}
.messageBox_text p.lastP{
    margin-top: 15px;
}
/*  新增视频的样式*/

.video-box{
    width: 1200px;
    height: 660px;
    position:fixed;
    left:50%;top:50%;transform:translate(-50%,-50%);
    z-index: 999;
    background-color: #000;
    display: none;
    
}
.video-box video{
   width: 90%;
   height: 90%;
   margin: 0 auto;
   display: block;
   /* margin-top: 10px; */
   border-radius: 15px;
   /* margin-top: 30px; */
   margin-top: 40px;
}
.video-box .close-video{
    position: relative;
    width: 40px;
    height: 40px;
    position: absolute;
    right: 10px;
    top: 10px;
    cursor: pointer;
    /* display: none; */
}
.video-box .close-video img{
    width: 100%;
}