body {
    margin: 0;
    padding: 0;
    font-family: 'Open Sans Regular';
}

@font-face {
    font-family: 'Open Sans Regular';
    src: url('../css/fonts/OpenSans.ttf') format('truetype');
}

h1,
h2,
h3,
h4,
p {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

a {
    text-decoration: none;
}

[v-cloak] {
    display: none
}

.main_content {
    width: 1300px;
}

.flex_center_box {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex_center_column_box {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.space_between_box {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.flex_column {
    flex-direction: column;
}

.pc_logo {
    height: 55px;
}

.pc_nav ul {
    display: flex;
    min-width: max-content;
}

.pc_nav a {
    color: #0056b3;
    font-size: 18px;
    display: block;
    padding: 10px 20px;
    margin: 0 20px;
    border-radius: 10px;
    transition: 300ms;
}

.pc_nav a {
    color: #fff;
}

.pc_nav a:hover {
    background-color: rgba(232, 232, 232, 0.2);
}

.pc_header {
    width: 100%;
    height: 100px;
    background-color: transparent;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 99;
    transition: 400ms;
}

.language_button {
    display: flex;
    align-items: center;
    border: 0;
    background-color: transparent;
    font-size: 18px;
    cursor: pointer;
    color: #fff;
}

.language_button img {
    width: 25px;
    height: 25px;
    margin-right: 15px;
}

.index_contact h2 {
    font-size: 40px;
    color: #fff;
}

.pc_footer {
    padding-top: 40px;
    background-color: #f5f5f5;
}

.footer_menu_box {
    display: flex;
}

.footer_menu {
    width: 210px;
}

.footer_menu a {
    display: block;
    padding: 5px 0;
    color: #390C42;
    font-size: 18px;
}

.footer_menu ul {
    margin-top: 10px;
}

.footer_content {
    display: flex;
    justify-content: space-between;
}

.footer_menu h3 {
    font-size: 20px;
    color: #0f3780;
    font-weight: bold;
}

.index_content h2 {
    color: #fff;
    font-size: 48px;
}

.index_content p {
    color: #fff;
    font-size: 22px;
    width: 55%;
    margin-top: 25px;
    line-height: 40px;
}

.index_content button {
    padding: 12px 15px 12px 20px;
    border: 1px solid #fff;
    color: #fff;
    background-color: transparent;
    margin-top: 45px;
    cursor: pointer;
}

.index_content button span {
    font-size: 18px;
}

.index_content button img {
    width: 22px;
    height: 20px;
    margin-left: 5px;
    transition: 400ms;
}

.index_content button:hover img {
    transform: translateX(8px);
}

.index_contact {
    background-image: url(../images/index_career2.png);
    height: 400px;
    width: 100%;
    background-position: right;
}

.index_contact_content {
    height: 400px;
    width: 100%;
    background: linear-gradient(to right, #051336, transparent);
}

.scrolled {
    background-color: #022752;
}

.other_header {
    background-image: url(../images/other-banner.png);
    height: 450px;
    width: 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.other_header h2 {
    color: #fff;
    margin: 50px 0;
    font-size: 65px;
    font-weight: 700;
}

.detail_title {
    color: #0f3780;
    font-size: 44px;
    font-weight: normal;
}

.detail_content_box {
    padding-bottom: 50px;
}

.detail_content_box {
    display: flex;
}

.detail_content_box {
    display: flex;
}

.left {
    width: 300px;
    transition: position 0.3s, top 0.3s;
    padding-top: 115px;
    box-sizing: border-box;
}

.detail_left_content {
    width: 400px;
}

.left.fixed {
    position: fixed;
    top: 0;
    /* left: 0; */
}

.left ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.left li {
    padding: 15px 20px;
    cursor: pointer;
    border-left: 3px solid #f2f3f5;
    color: #141617;
    font-size: 18px;
    font-weight: normal;
    transition: 400ms;
}

.left li:hover {
    border-left: 3px solid #0f3780;
    color: #0f3780;
}

.left .active {
    border-left: 3px solid #0f3780;
    color: #0f3780;
}

.detail_right_content {
    flex: 1;
    padding: 35px 10px 10px 10px;
    margin: auto;
    box-sizing: border-box;
}

.section {
    padding: 65px 20px 40px 0;
    box-sizing: border-box;
    border-bottom: 1px solid #f2f3f5;
}

.section h3 {
    font-weight: 800;
    font-size: 48px;
    color: #0f3780;
    font-weight: normal;
}

.section h4 {
    font-weight: 800;
    font-size: 30px;
    color: #0f3780;
    font-weight: normal;
    margin-top: 30px;

}

.section p {
    font-size: 20px;
    margin-top: 20px;
    line-height: 36px;
    color: #141617;
}

.footer_describe {
    width: 650px;
    margin-top: 20px;
    line-height: 32px;
    font-size: 18px;
    color: #0f3780;
}

footer hr {
    border: none;
    border-top: 2px solid #dddddd;
    margin: 20px 0;
}

.footer_copyright {
    padding-bottom: 20px;
    color: #141617;
}

/* scrollbar */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a1a1a1;
}

.el-dropdown-menu {
    border-radius: 0 !important;
    padding: 5px 15px !important;
}

.el-dropdown-menu__item,
.el-menu-item {
    font-size: 16px !important;
    padding: 5px 20px !important;
}

.el-dropdown-menu__item:not(.is-disabled):hover {
    background-color: #fff !important;
    color: #0f3780 !important;
}

.footer_menu a:hover {
    color: #0f3780;
}
.nav-menu{
    display: none;
}
.phone_menu_icon{
    display: none;
}
@media (max-width: 1200px) {
    .main_content {
        width: 100%;
    }
    .pc_logo {
        height: 45px;
    }
    .phone_menu_icon{
        display: block;
    }
    .index_service_container {
        flex-wrap: wrap;
    }

    .pc_nav {
        display: none;
    }

    .footer_content {
        display: none;
    }

    .pc_footer {
        padding: 0;
    }

    footer hr {
        margin: 0;
    }

    .language_button {
        display: none;
    }

    .phone_menu_icon {
        width: 40px;
        height: 40px;
    }

    .nav-menu.show {
        max-height: 650px;

    }

    .nav-menu {
        flex-direction: column;
        width: 100%;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        display: flex;
        background-color: #fff;
        margin: 0;
        padding: 0;
        transition: max-height 0.2s ease-out;
        overflow: hidden;
        max-height: 0;
        z-index: 999;
        box-shadow: 0 5px 5px rgba(186, 186, 186, 0.25);
    }

    .nav-menu a {
        color: #454545;
        padding: 14px 20px;
        text-decoration: none;
        text-align: center;
        font-size: 18px;
    }

    .nav-menu ul {
        display: flex;
        flex-direction: column;
        padding: 10px;
        border-top: 1px solid #dddcdc;
    }

    .submenu {
        display: flex;
        flex-direction: column;
        padding-left: 20px;
    }

    .submenu a {
        font-size: 15px;
        padding: 11px 20px;
        line-height: 30px;
    }

    .pc_header {
        padding: 0 20px;
        box-sizing: border-box;
        width: 100%;
        height: 70px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: center;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 99;
    }

    .phone_language_menu {
        padding: 14px 20px;
        list-style: none;
        text-align: center;
    }

    .phone_language_menu span {
        font-size: 18px;
    }

    .phone_language_menu_active {
        color: #0f3780;
        text-decoration: underline;
    }

    .phone_dropdown {
        color: #454545;
        padding: 14px 20px;
        text-decoration: none;
        text-align: center;
        font-size: 18px;
    }

    .phone_down_icon {
        width: 20px;
        height: 20px;
        margin-left: 5px;
    }

    .other_header {
        height: 250px;
    }

    .other_header h2 {
        margin: 0;
        font-size: 42px;
        padding-left: 20px;
    }

    .detail_left_content {
        display: none;
    }

    .detail_right_content {
        padding: 0;
    }

    .detail_content_box {
        display: block;
    }

    .detail_about_img {
        width: 100%;
    }

    .section {
        padding: 20px;
    }

    .section h3 {
        font-size: 36px;
    }

    .section p {
        font-size: 18px;
        margin-top: 15px;
        line-height: 30px;
    }

    .section h4 {
        font-size: 28px;
        margin-top: 20px;
    }

    .index_content p {
        color: #fff;
        font-size: 20px;
        width: 100%;
        margin-top: 20px;
        line-height: 36px;
    }

    .index_contact {
        height: 300px;
    }

    .index_contact_content {
        height: 300px;
        padding: 20px;
        box-sizing: border-box;
    }

    .index_content h2 {
        color: #fff;
        font-size: 40px;
    }

    .index_content button {
        margin-top: 30px;
    }

    .footer_copyright {
        padding: 12px;
    }

    .detail_content_box {
        padding-bottom: 20px;
    }

    .detail_title {
        font-size: 36px;
    }
}