.header-container {
    width: auto;
    height: 64px;
    line-height: 64px;
    padding: 0 50px;
    background-color: rgb(0, 21, 41);
}

.header-container .logo-img {
    float: left;
    padding-top: 12px;
    width: 40px;
    margin-right: 10px;
}

.header-container .logo-text {
    float: left;
    font-size: 20px;
    color: #fff;
    font-weight: 800;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}

.header-container .header-user-name {
    float: right;
    color: #fff;
}

.nav-container {
    float: left;
    width: 200px;
    min-height: 100%;
    background-color: rgb(0, 21, 41);
}

.nav-container .nav-container-item {
    height: 60px;
    line-height: 60px;
    color: #fff;
    font-size: 14px;
    padding-left: 25px;
    cursor: pointer;
}

.nav-container-item.active {
    background-color: #1890ff;
    color: #fff;
}

.main-container {
    margin-left: 200px;
    padding: 20px;
    background-color: #f0f2f5;
    min-height: 100%;
    height: 100%;
}

.content-item {
    background-color: #fff;
    min-height: 100%;
    display: none;
}

.main-container .table-container {
    width: 100%;
    text-align: center;
    border-collapse: collapse;
}

.content-item.active {
    display: block;
}

th {
    cursor: pointer;
}

th,
td {
    padding: 15px;
}

td span {
    color: #409eff;
    cursor: pointer;
}

tbody tr:hover {
    background-color: #e6f7ff;
}

.page-controller-container {
    float: right;
    margin-top: 30px;
}

.page-controller-container>* {
    float: left;
}

.page-item {
    float: left;
}

.page-item.active {
    color: #1890ff;
    border-color: #1890ff;
}

.page-controller-container>span,
.page-item {
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    border: 1px solid rgb(217, 217, 217);
    color: rgba(0, 0, 0, 0.6);
    cursor: pointer;
    border-radius: 4px;
    margin-right: 10px;
}

.page-controller-container>span {
    font-size: 26px;
}

.user-form {
    padding: 50px;
}

.user-form>.form-item {
    height: 42px;
    line-height: 42px;
    margin-bottom: 20px;
}

.user-form .form-item input {
    height: 20px;
    padding: 11px 10px;
    width: 360px;
    outline: none;
    border: solid 1px #e7e7e7;
}

.user-form .form-item select {
    height: 42px;
    width: 380px;
    outline: none;
    border: solid 1px #e7e7e7;
}

.user-form .btns {
    margin-left: 160px;
}

.user-form .btns>* {
    width: 80px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
}

.user-form .add-btn {
    float: left;
    background-color: #1890ff;
    margin-right: 30px;
}

.user-form .reset-btn {
    float: left;
    background-color: #f56c6c;
    outline: none;
    border: none;
}


/* 查找学生 */

.search-form {
    padding: 50px;
    font-size: 20px;
    height: 42px;
    line-height: 42px;
}

.search-form .search-input {
    height: 20px;
    padding: 6px 10px;
    outline: none;
    border: 1px solid black;
    width: 300px;
}

.search-form select {
    display: inline-block;
    width: 53px;
    height: 34px;
    background-color: #11dada;
    margin-right: 20px;
}

.search-form .search-btn {
    width: 60px;
    height: 34px;
    line-height: 34px;
    color: #fff;
    background-color: #409eff;
    border-radius: 4px;
    font-size: 18px;
    font-weight: 400;
    outline: none;
    border: 1px solid black;
    cursor: pointer;
}

.select-table-container {
    width: 100%;
    text-align: center;
    border-collapse: collapse;
}


/* 对话框内容 */

.dialog-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, .6);
    display: none;
}

.dialog-main {
    width: 600px;
    height: 600px;
    background: #fff;
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -300px;
    margin-top: -300px;
    border-radius: 5px;
}

.user-form {
    padding: 50px;
}

.form-item {
    margin-bottom: 20px;
    height: 42px;
}

.form-item:after {
    content: "";
    display: block;
    clear: both;
}

.user-form .form-item label {
    height: 42px;
    line-height: 42px;
    margin-right: 16px;
    float: left;
}

.user-form div input[type="text"] {
    height: 20px;
    padding: 11px 10px;
    float: left;
    width: 360px;
    outline: none;
    border: solid 1px #e7e7e7;
}

.user-form select {
    height: 42px;
    float: left;
    outline: none;
    width: 384px;
}

.user-form .btns {
    margin-left: 160px;
}

.user-form .btns>* {
    width: 80px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    color: #fff;
    border-radius: 4px;
    float: left;
    cursor: pointer;
}

.btns>.add-btn {
    background-color: #409eff;
    margin-right: 30px;
}

.btns>.reset-btn {
    background-color: #f56c6c;
    outline: none;
    border: none;
}