body {
    margin: 0;
}

.nav {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    border: 1px solid #e7e7e7;
    background-color: #f3f3f3;
    position: fixed;
    top: 0;
    width: 100%;
    height: 77px;
}

.navitem {
    float: left;
}

.navitem-r {
    float: right;
}

.navitem {
    display: block;
    color: black;
    text-align: center;
    text-decoration: none;
    height: 66px;
    transition: all 0.3s;
}

.navitem-text {
    padding: 26px 23px;
}

.navitem-img {
    padding: 14px 0;
}

.navitem:hover:not(.active) {
    background-color: #ddd;
}

.active {
    color: white;
    background-color: #4CAF50;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    /* 水平居中 */
}

.nav-k {
    padding: 20px 0;
    margin-top: 40px;
    margin-bottom: 24px;
}

.center {
    text-align: center;
}
.right {
    text-align: right;
}

.box-center {
    margin: 0 auto;
}
.box-right {
    float: right;
}

h1,h2,h3,h4,h5,h6 {
    font-weight: normal;
    margin: 0;
}

.color-darkblue {
    color: #2a4d79;
}
body {
    background-color: #fefefe;
    font-family: Arial, sans-serif;
}

.login-container {
    max-width: 400px;
    margin: 100px auto;
    background-color: #fff;
    padding: 30px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.login-container h1 {
    text-align: center;
    margin-bottom: 30px;
}

.form-group {
    position: relative;
    margin-bottom: 20px;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.form-group label {
    position: absolute;
    top: 10px;
    left: 10px;
    color: #999;
    transition: all 0.3s ease;
}

.form-group input:focus~label,
.form-group input:valid~label {
    top: -20px;
    font-size: 12px;
    color: #333;
}

.form-group i {
    position: absolute;
    top: 10px;
    right: 10px;
    color: #999;
}

.form-actions {
    text-align: center;
}

.form-actions a {
    color: #999;
    text-decoration: none;
    margin-right: 10px;
}

.login-button {
    width: 100%;
    background-color: #2a4d79;
    color: white;
    height: 32px;
    border: #27466c;
    transition: all 0.3s;
    cursor: pointer;
}

.login-button:hover {
    background-color: #3568a6;
    box-shadow: 0 0 10px rgba(0, 73, 81, 0.3);
}

.login-button:disabled {
    background-color: #a9a9a9;
    color: #000000;
}

.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    width: 100%;
}

.divider::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: #000;
}

.divider span {
    position: relative;
    padding: 0 10px;
    background-color: #fff;
}

.img-circle {
    aspect-ratio: 1/1;
    border-radius: 50%;
    overflow: hidden;
}

.info-title {
    width: 80px;
    margin-left: 10px;
    margin-right: 20px;
    color: #005099;
}

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

li {
    margin: 15px 0 0;
}

.box {
    width: 100%;
    border: 1px solid #858585;
    padding: 20px;
    box-sizing: border-box;
}

.sbox-20 {
    width: 20%;
}

.sbox-90 {
    width: 90%;
}

.sbox-95 {
    width: 95%;
}

.sbox-98 {
    width: 98%;
}

.sbox-100 {
    width: 100%;
}

.account-nav-bar {
    border: 1px solid #858585;
    box-sizing: border-box;
}

.account-nav-active {
    background-color: #c5e1f9;
    color: #005095;
}

.account-nav {
    height: 50px;
    text-indent: 35px;
    font-size: 16px;
    line-height: 50px;
    color: #646464;
    margin: 0;
}

.hr-solid {
    border: 0;
    border-top: 1px solid #d0d0d5;
}

.hr-dotted {
    border: 0;
    border-top: 1px dotted #a2a9b6;
}

.hr-dotted2 {
    border: 0;
    border-top: 2px dotted #a2a9b6;
}

.hr-dashed {
    border: 0;
    border-top: 1px dashed #a2a9b6;
}

.hr-dashed2 {
    border: 0;
    border-top: 2px dashed #a2a9b6;
}

.hr-dashed-fixed {
    border: 0;
    padding-top: 1px;
    background: repeating-linear-gradient(to right, #a2a9b6 0px, #a2a9b6 4px, transparent 0px, transparent 12px);
}

.hr-double {
    border: 0;
    border-top: 3px double #d0d0d5;
}

.hr-edge-weak {
    border: 0;
    padding-top: 1px;
    background: linear-gradient(to right, transparent, #d0d0d5, transparent);
}

.hr-twill {
    border: 0;
    padding: 3px;
    background: repeating-linear-gradient(135deg, #a2a9b6 0px, #a2a9b6 1px, transparent 1px, transparent 6px);
}

.hr-wavy {
    border: 0;
    color: #d0d0d5;
    height: .5em;
    white-space: nowrap;
    letter-spacing: 100vw;
    padding-top: .5em;
}

.hr-wavy::before {
    content: "\2000\2000";
    /* IE浏览器实线代替 */
    text-decoration: overline;
    /* 现代浏览器 */
    text-decoration: overline wavy;
}

.hr-shadow {
    border: 0;
    padding-top: 10px;
    color: #d0d0d5;
    border-top: 1px solid rgba(0, 0, 0, .1);
    box-shadow: inset 0 10px 10px -10px;
}

a {
    text-decoration: none;
}

.margin-q {
    margin: 0 20px;
}

/* 按钮的基本样式 */
.button {
    display: inline-block;
    padding: 5px 10px;
    font-size: 16px;
    text-align: center;
    text-decoration: none;
    border-radius: 2px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
    margin: 0 2px;
}

/* 按钮的默认状态样式 */
.button {
    border: none;
}

/* 按钮的鼠标悬停状态样式 */
.button:hover {
    color: white;
    background-color: black;
    border-radius: 3px;
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.3);
}

/* 按钮的按下状态样式 */
.button:active {
    background-color: #3e8e41;
}

/* 按钮的禁用状态样式 */
.button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

/* 按钮的焦点样式 */
.button:focus {
    outline: none;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.3);
}