.public_banner {
    padding-top: 100px;
}


/* ========== navigation start ========== */

.navigation {
    margin-top: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navigation li {
    padding: 20px 44px;
    font-weight: bold;
    letter-spacing: 0px;
    margin: 0 10px;
    color: #666666;
    cursor: pointer;
}

.navigation li:hover {
    color: #ffffff;
    background-color: #1b75f3;
}

.navigation .active {
    color: #ffffff;
    background-color: #1b75f3;
}


/* ========== navigation end ========== */

.service_container {
    margin-top: 100px;
    display: none;
}

.service_container_Active {
    display: block;
}


/* ========== apply start ========== */

.apply {
    background-color: #ffffff;
    box-shadow: 0px 10px 30px 0px rgba(179, 179, 179, 0.2);
}

.apply_left {
    padding-left: 60px;
    box-sizing: border-box;
    padding-top: 30px;
    width: 53%;
    height: 745px;
}

.apply_item {
    height: 90px;
    border-bottom: 1px solid #e6e6e6;
    width: 100%;
    box-sizing: border-box;
    padding-top: 40px;
}

.apply_item_icon {
    width: 25px;
    height: 25px;
    line-height: 25px;
    text-align: center;
    overflow: hidden;
    margin-top: 6px;
    margin-right: 30px;
}

.apply_item_ipt {
    height: 40px;
    width: calc(100% - 60px);
}

.apply_item_ipt input {
    height: 40px;
    line-height: 40px;
    color: #999999;
    width: 100%;
}

.apply_desc {
    width: 100%;
    height: 240px;
    border: 1px solid #e6e6e6;
    margin-top: 40px;
    padding: 30px;
}

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

.submit_now {
    width: 340px;
    height: 60px;
    background-color: #1b75f3;
    margin-top: 40px;
    color: #ffffff;
    line-height: 60px;
    cursor: pointer;
    text-align: center;
}

.apply_right {
    width: 460px;
    height: 745px;
    background-image: url(../images/contact_bg.png);
    background-size: cover;
    background-position: center;
    padding-top: 60px;
    padding-left: 40px;
}

.apply_right_item {
    margin-bottom: 60px;
}

.apply_right_item_icon {
    width: 68px;
    height: 68px;
    background-image: linear-gradient(0deg, #5ca0ff 0%, rgba(92, 160, 255, 0.6) 100%), linear-gradient(#1b75f3, #1b75f3);
    background-blend-mode: normal, normal;
    border-radius: 50%;
    text-align: center;
    line-height: 68px;
    margin-right: 20px;
}

.apply_right_item_title {
    font-family: OPPOSans-M;
    letter-spacing: 0px;
    color: #666666;
    line-height: 1;
}

.apply_right_item_text>a {
    font-family: Bahnschrift;
    letter-spacing: 0px;
    color: #333333;
    margin-top: 18px;
    display: block;
    line-height: 1;
}


/* ========== apply end ========== */


/* ========== word start ========== */

.word_item {
    padding-bottom: 40px;
    border-bottom: 1px solid #e6e6e6;
    margin-bottom: 40px;
    /* display: block; */
    cursor: pointer;
}


/* .word_item:last-child {
  margin-bottom: 0;
} */

.word_item_icon {
    width: 90px;
    height: 90px;
    background-color: #e8f1fe;
    border-radius: 50%;
    text-align: center;
    line-height: 90px;
    margin-right: 26px;
}

.word_text {
    width: calc(100% - 300px);
}

.word_title {
    letter-spacing: 0px;
    font-weight: bold;
    color: #333333;
    line-height: 1.25;
    margin-top: 16px;
}

.word_date {
    letter-spacing: 0px;
    color: #999999;
    margin-top: 23px;
    line-height: 1;
}

.word_download {
    width: 134px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    border-radius: 25px;
    border: solid 1px #cccccc;
    margin-top: 20px;
    color: #666666;
}

.word_download img,
.word_download span {
    vertical-align: middle;
}

.word_item:hover .word_download {
    background-image: linear-gradient(0deg, #1b75f3 0%, rgba(27, 117, 243, 1) 100%), linear-gradient(#1b75f3, #1b75f3);
    background-blend-mode: normal, normal;
    color: #fff;
    border: 1px solid transparent;
}

.word_item:hover .img_block {
    display: none;
}

.word_item:hover .img_none {
    display: inline-block;
}


/* ========== word end ========== */


/* ========== course start ========== */

.course_item {
    width: 32%;
    margin-right: 2%;
    cursor: pointer;
    transition: all .4s;
    margin-bottom: 40px;
}

.course_item:nth-child(3n) {
    margin-right: 0;
}

.course_pic {
    width: 100%;
    height: 214px;
    text-align: center;
    line-height: 214px;
    overflow: hidden;
}

.course_pic img {
    width: 100%;
    height: auto;
}

.course_desc {
    height: 60px;
    line-height: 30px;
    letter-spacing: 0px;
    color: #333333;
    margin-top: 10px;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    /* 文本排列方向 从上到下 */
    -webkit-line-clamp: 2;
    /* 这里是超出几行省略 */
    overflow: hidden;
}

.course_download {
    width: 100px;
    height: 38px;
    border-radius: 19px;
    border: solid 1px #cccccc;
    text-align: center;
    line-height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 15px;
}

.course_download img {
    width: 15px;
    margin-right: 6px;
}

.course_item:hover {
    transform: translateY(-20px);
}

.course_item:hover .course_desc {
    font-weight: bold;
}

.course_item:hover .course_download {
    background-image: linear-gradient(0deg, #1b75f3 0%, rgba(27, 117, 243, 1) 100%), linear-gradient(#1b75f3, #1b75f3);
    background-blend-mode: normal, normal;
    color: #fff;
    border: 1px solid transparent;
}

.course_item:hover .img_block {
    display: none;
}

.course_item:hover .img_none {
    display: inline-block;
}


/* ========== course end ========== */

.pb120 {
    padding-bottom: 120px;
}

.pages {
    margin-top: 0px;
    margin-bottom: 0;
}

@media (max-width:767px) {
    .navigation {
        margin-top: 20px;
    }

    .navigation li {
        padding: 10px 10px;
        margin: 0;
    }

    .service_container {
        margin-top: 20px;
    }

    .apply_left {
        width: 100%;
        padding: 20px;
        height: auto;
        padding-top: 0px;
    }

    .apply_item {
        height: 60px;
        padding-top: 20px;
    }

    .apply_desc {
        padding: 15px;
        margin-top: 20px;
    }

    .submit_now {
        margin-top: 20px;
        width: 100%;
    }

    .apply_right {
        width: 100%;
        height: auto;
        padding: 40px 20px;
    }

    .apply_right_item {
        margin-bottom: 20px;
    }

    .pb120 {
        padding-bottom: 40px;
    }

    .word_item_icon {
        width: 50px;
        height: 50px;
        line-height: 50px;
        margin-right: 15px;
    }

    .word_item_icon img {
        width: 20px;
    }

    .word_text {
        width: calc(100% - 70px);
    }

    .word_item {
        padding-bottom: 8px;
        margin-bottom: 24px;
        margin-top: 20px;
    }

    .word_download,
    .course_download {
        width: 50%;
        height: 40px;
        line-height: 40px;
        border-radius: 20px;
        margin: 15px 25%;
    }

    .word_download img {
        margin-right: 20px;
    }

    .word_title {
        margin-top: 0px;
    }

    .word_date {
        margin-top: 14px;
    }

    .course_item {
        width: 100%;
        margin-right: 0px;
    }

    .course_pic {
        height: auto;
        line-height: normal;
    }

    .course_desc {
        width: 100%;
        line-height: 26px;
        height: auto;
        max-height: 52px;
    }

    .course_item {
        margin-bottom: 20px;
        border-bottom: 1px solid #e6e6e6;
    }

    .apply_right_item_icon {
        width: 50px;
        height: 50px;
        line-height: 50px;
    }

    .public_banner {
        padding-top: 55px;
    }

    .word_download img {
        width: 15px;
    }
}

@media (max-width:330px) {
    .apply_right_item_icon {
        margin-right: 4px;
    }

    .popup_hint {
        padding-left: 20px;
    }
}