body {
    margin: 0;
    min-width: 0px;
    background-color: antiquewhite;
    font-family: 'Microsoft Yahei', '微软雅黑', Arial, sans-serif;
}

input {
    outline: medium;
}

.nav-top {
    background-color: #9b0d14;
    color: white;
}

.nav-menu-container {
    color: white;
    background-color: #555555;
}


/* 导航按钮 */

.nav-menu-button {
    display: block;
}

.nav-menu {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-between;
    justify-content: space-between;
}

.nav-menu-item {
    text-align: center;
    padding-top: 14px;
    padding-bottom: 14px;
    padding-left: 2px;
    padding-right: 2px;
    color: white;
    text-decoration: none;
    font-size: 18px;
}

.nav-menu-item:hover {
    background-color: #5f5f5f;
}

.menu-div div .nav-menu-item a:hover {
    background-color: #5f5f5f;
}

.menu-div {
    display: flex;
    width: 900px;
    flex-direction: column;
    transition: 300ms;
    transform: scale(0);
}

.menu-div-active {
    height: 540px;
    transform: scale(1);
}

.menu-div:not(.menu-div-active) {
    height: 0;
}

.nav-content {
    color: white;
    margin: 0 20px 0 20px;
    padding: 15px 0 15px 0;
    display: -webkit-flex;
    display: flex;
    width: 100vw;
    align-items: center;
}

.nav-content img {
    /* margin-left: 30px; */
    margin-right: 30px;
    height: 40px;
}

.nav-bottom {
    background-color: #333333;
    color: white;
    padding: 20px 0 20px 0;
    display: -webkit-flex;
    display: flex;
    -webkit-align-items: center;
    align-items: center;
}

.nav-bottom-content {
    width: 100vw;
    display: flex;
    align-items: center;
    flex-direction: column;
}

.nav-bottom-related-links {
    display: -webkit-flex;
    display: flex;
}

.links {
    display: -webkit-flex;
    -webkit-flex-wrap: wrap;
    display: flex;
    flex-wrap: wrap;
}

.link-item {
    padding-left: 10px;
    padding-right: 10px;
    padding-top: 5px;
    padding-bottom: 5px;
    color: white;
    text-decoration: none;
    font-size: 14px;
}

.nav-logo {
    width: 60px;
    height: 60px;
    /* display: inline-block; */
    margin-left: 10px;
    margin-right: 20px;
}

.search-bar-container {
    display: none;
}

.search-bar-container input {
    display: inline;
    padding-left: 20px;
    padding-right: 20px;
    border: none;
}

.search-bar-container img {
    margin: 0;
    height: auto;
}

.search-bar {
    padding: 5px 5px 5px 5px;
    color: white;
    font-size: 16px;
    background-color: transparent;
}

.search-bar-container form {
    border-color: white;
    color: white;
    font-size: 16px;
    border-width: 1px;
    border-radius: 20px;
    border-style: solid;
}

.search-button {
    background: none;
    border: none;
    outline: none;
    /* position: absolute;
    top: 10px;
    right: 20px; */
}

.search-button::before {
    content: " ";
}

.separate-line {
    /* width: 100%; */
    background-color: grey;
    height: 1px;
    margin: 10px;
}

.cloud-separate-line {
    width: 100%;
    height: 30px;
    margin-top: 15px;
    margin-bottom: 15px;
    background-image: url("../../img/cloud_banner.png");
    background-repeat: repeat-x;
    background-size: contain;
}

.navbar-toggler {
    width: 40px;
    height: auto;
    background: none;
    border: none;
    margin-right: 20px;
    position: absolute;
    right: 0;
    top: 17.5px;
}

.min-hide {
    display: none;
}

.dropdown-menu {
    display: none;
}

.nav-menu-item a {
    text-decoration: none;
    color: white;
    padding-top: 12px;
    padding-bottom: 12px;
    background-color: #494949;
    font-size: 16px;
}

.nav-menu-item a:hover {
    color: #fff7aa;
}

.search-button {
    padding: 1px 6px;
}