/* 水平垂直居中 */
.center-vertically {
    display: flex;
    justify-content: center;
    align-items: center;
}

:root {
    --orange: #149CE0;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-transform: capitalize;
    outline: none;
    border: none;
    text-decoration: none;
    transition: all .2s linear;
}

*::selection {
    background: var(--orange);
    color: #fff;
}

html {
    overflow-x: hidden;
    scroll-padding-top: 80px;
    scroll-behavior: smooth;
}

/* body {
    width: 100vw;
} */

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: rgb(255, 255, 255);
    box-shadow: rgb(6 101 75 / 15%) 0px 3px 7px 0px;
    z-index: 1000;

}

section {
    margin-top: 36px;
}


.header-logo {
    height: 48px;
    width: 110px;
}

.header-card {
    width: 80%;
}

.header-card>div:nth-child(1) {
    width: 20%;
}

.header-card>div:nth-child(2) {
    width: 10%;
}

.header-card>div:nth-child(3) {
    width: 70%;
}

.navbar {
    display: flex;
}

.navbar>div {
    margin-right: 36px;
    text-align: center;
    position: relative;
    display: inline-block;
}



.navbar>div>a {
    color: #000;
    font-size: 20px;
    font-weight: 600;
    text-decoration: none;
}

.navbar>div>a:hover {
    color: var(--orange);
    font-size: 20px;
}

.home {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: column;
    position: relative;
    z-index: 0;
}

.home .content {
    text-align: center;
}

.content>img {
    width: 600px;
}

.btn {
    display: inline-block;
    margin-top: 66px;
    background: #F4BA51;
    color: #FFF;
    padding: 8px 30px;
    border: 2px solid #F4BA51;
    cursor: pointer;
    font-size: 16px;
    border-radius: 20px;
}

.home .video-container img {
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    height: 100%;
    width: 100%;
    object-fit: cover;
}

.home .controls {
    height: 20px;
    padding: 3px;
    border-radius: 50px;
    background: rgba(0, 0, 0, .7);
    position: relative;
    top: 25vh;
}

.home .controls .vid-btn {
    height: 10px;
    width: 10px;
    display: inline-block;
    border-radius: 50%;
    background: #fff;
    cursor: pointer;
    margin: 0px 2px;
}

.home .controls .vid-btn.active {
    background: var(--orange);
}

.cooperate {
    margin-top: 36px;
    margin-bottom: 60px;
}

.cooperate-card {
    width: 70%;
    display: flex;
}

.cooperate-card>div:nth-child(1) {
    width: 40%;
}

.cooperate-card>div:nth-child(2) {
    width: 60%;
}

.left-cooperate {
    width: 60%;
}

.right-cooperate {
    width: 90%;
}

.services_img {
    width: 70%;
}

.services-card {
    width: 50%;
    margin: 16px 0;
    display: flex;
}

.services-card>div {
    width: 33.3%;
    border-radius: 50%;
}

.sc-img {
    width: 80%;
}


img:not(#video-slider):hover {
    transform: scale(1.03);
    /* box-shadow: rgb(6 101 75 / 15%) 0px 1px 1px 0px; */
}

.sc-img:hover {
    transform: scale(1.3);
}


footer {
    margin: 0;
    padding: 0;
    border: 0;
    background: #1f3159;
    display: flex;
    justify-content: center;
    align-items: center;
    font: inherit;
    vertical-align: baseline;
    color: #5a5a5a;
}

footer .footer_wrapper {
    height: 320px;
    width: 80%;
    position: relative;
    color: #fff;
    padding: 30px;
    display: flex;
    box-sizing: border-box;
}

.footer_logo_box {
    margin-top: -20px;
    width: 100%;
    height: 100%;
    border-right: 1px solid #fff;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.footer_logo_box img {
    width: 180px;
    margin-right: 30px;
}

.footer_left {
    width: 15%;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.footer_center {
    flex-grow: 1;
    margin-left: 36px;
    display: flex;
    font: inherit;
    vertical-align: baseline;
}

.footer_center_left {
    width: 32%;
    display: flex;
    flex-direction: column;
    padding: 0 20px;
}

.footer_center_right {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    padding: 5px 20px;
}

.footer_center_right h2 {
    display: block;
    font-size: 1.5em;
    margin-block-start: 0.83em;
    margin-block-end: 0.83em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    font-weight: bold;
    font-size: 20px;
    line-height: 40px;
}


.footer_center_right p:not(num) {
    min-height: 35px;
    font-size: 15px;
    line-height: 35px;
    cursor: pointer;
    color: #ccc;
}

.footer_right {
    flex-grow: 1;
    width: 400px;
    position: relative;
}

.footer_right .wrapper {
    height: 100%;
    align-items: center;
    flex-direction: row;
    display: flex;
}

.footer_right_content {
    width: 27%;
    aspect-ratio: 10/14;
    margin: 20px auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.footer_right_content img {
    margin-top: 29%;
    width: 150px;
}

.footer_right_content span {
    flex-grow: 1;
    line-height: 40px;
    font-size: 18px;
    text-align: center;
}
.second-level{
    display:none;
    position: absolute;
    background-color: #FFFFFF;
    border-radius: 0 0 6px 6px;
    font-size: 18px;
    width: 155px;
    font-weight: normal;
    /*border-left: 5px solid var(--orange);*/
    box-shadow: 0 1px 2px rgba(0, 0, 0, .15);
}
.second-level>div{
    padding:10px 20px;
    text-align: left;
}
.second-level>div>a{
    text-decoration: none;
    color: #333333;
}
.second-level>div>a:hover {
    color: var(--orange);
    font-size: 18px;
}
a:hover {
    /* 当鼠标悬停在链接上时，将鼠标指针更改为手的形状 */
    cursor: pointer;
}

.service{
    position: relative;
    display: inline-block
}
.service:hover{
    /*border-left: 1px solid var(--orange);*/
}
.service:hover .second-level {
    display: block;
}