.portal {
    height: 100%;
    width: 100%;
    position: relative;
}

.content_box {
    overflow: hidden;
    width: 100%;
    min-width: 1300px;
}

header {
    height: 63px;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: #ffffff;
    z-index: 999;
    box-shadow: 0px 1px 0px rgba(0, 0, 0, 0.16);
}

.header_content {
    width: 1248px;
    margin: 0 auto;
    height: 100%;
    color: rgba(100, 116, 139, 1);
    padding: 14px 0;

}

.header_content_img {
    font-size: 16px;
    margin-right: 12px;
}

.main_box>.main_box_one {
    width: 100%;
    height: 540px;
    background: url('../img/chahua1@2x.png') rgba(43, 196, 138, 1);
    background-size: 1920px 540px;
    background-size: cover;
    background-repeat: no-repeat;
}

.main_box_one_content {
    width: 1248px;
    margin: 0 auto;
    height: unset;
    color: rgba(100, 116, 139, 1);
    padding: 142px 0 0;
}

.p1>span {
    font-size: 64px;
    font-weight: bold;
    font-family: 'FZLanTYK';
    color: #fff;
    letter-spacing: 5px;
}

.p2 {
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    font-size: 64px;
    font-weight: bold;
    font-family: 'FZLanTYK';
    color: #fff;
    white-space: nowrap;
    transform: translateY(-40px);
    letter-spacing: 5px;
}

.p2>.zhihui {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 136px;
    height: 130px;
    text-align: center;
    line-height: 115px;
    font-size: 48px;
    background: url('../img/zhihui@2x.png') rgba(43, 196, 138, 1);
    background-size: 136px 130px;
    background-size: cover;
    background-repeat: no-repeat;
    margin-left: 26px;
}

.app_download_box {
    visibility: hidden;
    transform: translateY(-21px)
}

.teacher_qrCode_box {
    position: relative;
    width: 190px;
    height: 58px;
    background: #FFFFFF;
    border-radius: 12px;
    box-shadow: 0px 0px 16px rgba(0, 0, 0, 0.08);
    font-size: 16px;
    font-weight: 400;
    text-align: center;
    line-height: 58px;
    color: rgba(53, 62, 77, 1);
    margin-right: 20px;
    cursor: pointer;
}

.teacher_qrCode_box .icon-ios {
    color: rgba(43, 196, 138, 1);
    font-size: 27px;
    margin-right: 12px;
}

.teacher_qrCode_box:hover {
    /* background: rgba(43, 196, 138, 1); */
    /* color: #fff; */
    border-radius: 12px 12px 0 0;
    transition: all 0.3s;
}

.teacher_qrCode_box:hover .teacher_qrCode {
    display: block;
    transition: all 0.3s;
}

.teacher_qrCode {
    display: none;
    position: absolute;
    top: 59px;
    width: 190px;
    height: 128px;
    background: #ffffff;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.08);
    border-radius: 0px 0px 8px 8px;
}

.teacher_qrCode>img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.student_qrCode_box {
    position: relative;
    width: 190px;
    height: 58px;
    background: #FFFFFF;
    border-radius: 12px;
    box-shadow: 0px 0px 16px rgba(0, 0, 0, 0.08);
    font-size: 16px;
    font-weight: 400;
    text-align: center;
    line-height: 58px;
    color: rgba(53, 62, 77, 1);
    cursor: pointer;
}

.student_qrCode_box .icon-anzhuo {
    font-size: 25px;
    color: rgba(43, 196, 138, 1);
    margin-right: 12px;
}

.student_qrCode {
    display: none;
    position: absolute;
    top: 59px;
    width: 190px;
    height: 128px;
    background: #ffffff;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.08);
    border-radius: 0px 0px 8px 8px;
}

.student_qrCode>img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.student_qrCode_box:hover {
    /* background: rgba(43, 196, 138, 1); */
    /* color: #fff; */
    border-radius: 12px 12px 0 0;
    transition: all 0.3s;
}

.student_qrCode_box:hover .student_qrCode {
    display: block;
    transition: all 0.3s;
}

/* two */
.main_box>.main_box_two {
    width: 100%;
    height: 646px;
}

.main_box .main_box_two_content {
    width: 1248px;
    height: 100%;
    margin: 0 auto;
}

.main_box .main_box_two_content .main_box_two_content_p1 {
    font-size: 38px;
    font-weight: 500;
    color: #353E4D;
    padding-bottom: 32px;
}

.main_box .main_box_two_content .main_box_two_content_p1>span {
    padding: 0 32px;
}

.main_box .main_box_two_content .main_box_two_content_p2 {
    font-size: 18px;
    font-weight: 400;
    color: #9DA5B0;
    line-height: 40px;
}

/* three */
.main_box>.main_box_three {
    width: 100%;
    height: 760px;
    background: #F4F7FC;
}

.main_box .main_box_three_content {
    width: 1248px;
    height: 100%;
    margin: 0 auto;
}

.main_box .main_box_three_content .main_box_three_content_p1 {
    font-size: 38px;
    font-weight: 500;
    color: #353E4D;
    padding-top: 80px;
    text-align: center;
}

.main_box .main_box_three_content .main_box_three_content_p1>span {
    padding: 0 32px;
}

.main_box .main_box_three_content .main_box_three_content_items {
    font-size: 38px;
    font-weight: 500;
    color: #353E4D;
    padding-top: 80px;
    text-align: center;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item {
    display: flex;
    align-items: flex-end;
    width: 380px;
    height: 470px;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box {
    width: 380px;
    height: 375px;
    background: linear-gradient(180deg, rgba(43, 196, 138, 0.16) 0%, rgba(255, 255, 255, 1) 30%);
    border-radius: 16px;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .position_block {
    width: 250px;
    height: 210px;
    margin: 0 auto;
    transform: translateY(-95px);
    background: url("../img/jiaofu@2x.png");
    background-size: 250px 210px;
    background-size: cover;
    background-repeat: no-repeat;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .position_block_two {
    width: 160px;
    height: 290px;
    margin: 0 auto;
    transform: translateY(-95px);
    background: url("../img/fenxi@2x.png");
    background-size: 160px 290px;
    background-size: cover;
    background-repeat: no-repeat;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .position_block_three {
    width: 160px;
    height: 290px;
    margin: 0 auto;
    transform: translateY(-95px);
    background: url("../img/tuisong@2x.png");
    background-size: 160px 290px;
    background-size: cover;
    background-repeat: no-repeat;
}

.main_box .bgc_box .end_block {
    transform: translateY(-55px);
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .end_block .end_block_top {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    font-weight: 400;
    color: #353E4D;
    padding-bottom: 32px;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .end_block .end_block_bottom {
    font-size: 18px;
    font-weight: 400;
    color: #9DA5B0;
    text-align: left;
}

.main_box .main_box_three_content .main_box_three_content_items .main_box_three_content_item .bgc_box .end_block .end_block_bottom>div {
    margin-bottom: 12px;
}

.left_fly {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-end;
    height: 18px;
}

.left_fly :nth-child(1) {
    display: inline-block;
    width: 40px;
    height: 4px;
    background: linear-gradient(272deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    border-radius: 3px;
}

.left_fly :nth-child(2) {
    display: inline-block;
    width: 32px;
    height: 4px;
    background: linear-gradient(272deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    border-radius: 3px;
}

.left_fly :nth-child(3) {
    display: inline-block;
    width: 16px;
    height: 4px;
    background: linear-gradient(272deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    border-radius: 3px;
}

.center_fly {
    padding: 0 16px;
}

.right_fly {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    height: 18px;
}

.right_fly :nth-child(1) {
    display: inline-block;
    width: 40px;
    height: 4px;
    background: linear-gradient(88deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    ;
    border-radius: 3px;
}

.right_fly :nth-child(2) {
    display: inline-block;
    width: 32px;
    height: 4px;
    background: linear-gradient(88deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    ;
    border-radius: 3px;
}

.right_fly :nth-child(3) {
    display: inline-block;
    width: 16px;
    height: 4px;
    background: linear-gradient(88deg, #2BC48A 0%, rgba(255, 255, 255, 0) 100%);
    border-radius: 3px;
}

.green_point {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #2BC48A;
    border-radius: 50%;
    margin-right: 12px;
}

/* four */
.main_box>.main_box_four {
    width: 100%;
    height: 1200px;
    background-color: #fff;
}

.main_box .main_box_four_content {
    width: 1248px;
    height: 100%;
    margin: 0 auto;
}

.main_box .main_box_four_content .main_box_four_content_p1 {
    font-size: 38px;
    font-weight: 500;
    color: #353E4D;
    padding-top: 80px;
    text-align: center;
}

.main_box .main_box_four_content .main_box_four_content_p1>span {
    padding: 0 32px;
}

.main_box .main_box_four_content .main_box_four_content_text {
    font-size: 16px;
    font-weight: 400;
    color: #9EA4AA;
    line-height: 35px;
}

/* five */
.main_box>.main_box_five {
    width: 100%;
    height: 520px;
    background: #F4F7FC;
}

.main_box .main_box_five_content {
    width: 1248px;
    height: 100%;
    margin: 0 auto;
}

.main_box .main_box_five_content .main_box_five_content_p1 {
    font-size: 38px;
    font-weight: 500;
    color: #353E4D;
    padding-top: 80px;
    text-align: center;
}

.main_box .main_box_five_content .main_box_five_content_p1>span {
    padding: 0 32px;
}

.main_box .main_box_five_content .main_box_five_content_block {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    width: 584px;
    height: 240px;
    background: #FFFFFF;
    box-shadow: 0px 12px 24px rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 16px;
}

.main_box .main_box_five_content .value_item {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    font-weight: 400;
    color: #353E4D;
}

.value_items_flex {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: flex-start;
    height: 80%;
}

.main_box .main_box_five_content .value_item>i {
    display: inline-block;
    font-size: 24px;
    color: #469DF8;
    border-radius: 50%;
    margin: 0 20px 0 40px;
}

.footer {
    background: rgba(37, 43, 53, 1);
    padding: 48px 0 32px;
    color: #9EA4AA;
    font-size: 14px;
}

/* .footer .zhixue_img {
    width: 34px;
    height: 44px;
    background: url('../img/logo@2x.png');
    background-size: 142px 44px;
    background-size: cover;
    background-repeat: no-repeat;
} */

.footer .zhixue_img_box {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    font-size: 24px;
    font-weight: 400;
    color: #FFFFFF;
}

.footer .footer_content {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    width: 1248px;
    margin: 0 auto;
    height: 100%;
}

.list {
    width: 84px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: 40px;

}

.list img {
    width: 84px;
    height: 84px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.list .listName {
    text-align: center;
    font-size: 14px;
    line-height: 18px;
    font-size: 14px;
    font-weight: 400;
    white-space: nowrap;

}

.list .listName span {
    white-space: nowrap;
}

.links {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;

}

.links .links_title {
    font-size: 18px;
    font-weight: 400;
    padding-left: 12px;
    padding-bottom: 21px;
    color: #FFFFFF;
}

.links .footer_bottom_text1 {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 310px;
}

.links .footer_bottom_text1>a {
    display: inline-block;
    width: 136px;
    height: 40px;
    line-height: 40px;
    white-space: nowrap;
    font-size: 14px;
    font-weight: 400;
    color: #9ea4aa;
    text-decoration: none;
    padding-left: 12px;
    border-top: 1px solid rgba(0, 0, 0, 0.16);
    border-bottom: 1px solid rgba(0, 0, 0, 0.16);
}

.links .footer_bottom_text1>a:hover {
    color: #fff;
    background: rgba(0, 0, 0, 0.24)
}

.links .footer_bottom_text1>a i {
    display: none;
    font-size: 14px;
    margin-left: 12px;
}

.links .footer_bottom_text1>a:hover i {
    display: inline-block;

}

.footer_line {
    width: 100%;
    height: 1px;
    background-color: rgba(77, 87, 103, 1);
    margin: 24px 0;
}

.user_service_agreement:hover {
    color: #fff;
    cursor: pointer;
}

.privacy_policy:hover {
    color: #fff;
    cursor: pointer;
}

/* 弹框 */
.w_ol_dialog {
    visibility: hidden;
    position: fixed;
    top: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 100;
}

.w_dialog {
    position: absolute;
    width: 80%;
    height: 70vh;
    min-width: 440px;
    max-height: calc(100vh - 140px);
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0 auto;
    background-color: #fff;
    border-radius: 5px;
    z-index: 2;
}

.w_dialog_header {
    padding: 16px 20px;
}

.w_dialog_header_title {
    font-weight: 900;
    font-size: 20px;
}

.w_dialog_header_close {
    cursor: pointer;
    transform: scale(2);
}

.w_dialog_body {
    min-height: 46px;
    max-height: calc((100vh - 140px) - 202px);
    overflow-y: auto;
}

.docx {
    width: 100%;
    height: 100%;
}

.document-container {
    padding: 30px;
    width: 700px;
    background: #fff;
    margin: auto;
}

.document-container>p {
    margin: 1.12em 0;
}

/* 右侧导航条 */
.fixedRight {
    position: fixed;
    right: 80px;
    top: 75%;
    transform: translateY(-50%);
    width: 64px;
    background-color: #fff;
    z-index: 99;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.12);

}

.fixedRight.menuBox {
    position: relative;
}

.fixedRight.menuBox:nth-last-of-type(1) .menu {
    margin-bottom: 0;
}

.menuTitleBox {
    visibility: hidden;
    z-index: -1;
    position: absolute;
    /* top: 0; */
    left: -204px;
    background-color: #fff;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    overflow: hidden;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.12);
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.menuTitleBox .menuTitle {
    width: 172px;


}

.menuTitleBox .menuTitle .titleTop {
    font-size: 12px;
    color: rgba(0, 0, 0, 0.65);
    text-align: center;
    padding: 10px 0;
    line-height: 18px;
}

.menuTitleBox .menuTitle .titleBottom {
    text-align: center;
    padding: 0 0 10px 0;
}

.menuTitleBox .menuTitle .titleBottom img {
    width: 142px;

}

.Width1 {
    left: -204px;
}

.Width4 {
    left: -720px;
}

.Width3 {
    left: -548px;
}

.menu {
    z-index: 1;
    cursor: pointer;

    height: 64px;
    text-align: center;
    font-size: 12px;
    font-weight: 400;
    padding-top: 20px;
    /* margin-bottom: 12px; */
    color: #9DA5B0;

    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: background-color 0.3s, color 0.3s;


}

.menu:hover {
    /* background-color: #fff; */
    color: #2bc48a;


}

.menu:hover i {
    color: #2bc48a;
}

.menu i {
    font-size: 24px;
    margin-bottom: 6px;
    transition: color 0.3s;
}

.menu .top {
    transform: rotate(180deg);
}

.menu .menuName {
    line-height: 16px;
    font-family: Source Han Sans Normal;
}

.menu .icon-kefu_on {
    display: none;
}

.menu:hover .icon-a-zaixiankefuhuia1 {
    display: none;
}

.menu:hover .icon-kefu_on {
    display: block;
}

.menu .icon-goushu_on {
    display: none;
}

.menu:hover .icon-zaixiangoushuhuia {
    display: none;
}

.menu:hover .icon-goushu_on {
    display: block;
}

.menu .icon-weixin_on {
    display: none;
}

.menu:hover .icon-weixinhuia {
    display: none;
}

.menu:hover .icon-weixin_on {
    display: block;
}

.menuBoxVisible {
    visibility: visible;
}


.rect {
    padding: 8px 0;
    width: 48px;
    height: 48px;
    border-radius: 2px;

}


.rect i {
    font-size: 24px;
    margin-bottom: 0;
}

.rect .menuName {
    text-align: center;
    font-size: 10px;
}

.customerServer {
    background-color: rgba(0, 0, 0, 0);
    color: #3e64ff;
    margin-top: 30px;


}

.customerServer:hover {
    background: rgba(0, 0, 0, 0);
    color: #3e64ff;
}

.customerServer i {
    color: #3e64ff;
    margin-bottom: 0;
}