* {
    font: inherit;
    color: inherit;
}

::placeholder {
    color: #b2b2b2;
}

.hide {
    display: none;
}

.fittk-input, .fittk-textarea {
    color: #666666;
}

.fittk-radio-item, .fittk-checkbox-item {
    position: relative;
    background: #ffffff;
}

.fittk-radio-box .fittk-radio-one {
    width: auto !important;
    height: auto !important;
}

.fittk-select-option .fittk-radio-item {
    transform: translateY(-3px);
}

.m-tree-area .fittk-radio-one {
    float: left;
    clear: left;
}

.fittk-radio-one.checked .fittk-radio-item {
    border-color: var(--base-color) !important;
}

.fittk-radio-one.checked .fittk-checkbox-item {
    border: none !important;
}

.fittk-radio-one.checked .fittk-radio-inner {
    background: var(--base-color) !important;
}

.fittk-checkbox-inner {
    background: url("../img/yes.png") no-repeat 50% 50% var(--base-color) !important;
    background-size: 12px !important;
}

.fittk-radio-one.checked .fittk-checkbox-item {
    border: none !important;
}

.fittk-radio-text {
    margin-left: 10px;
    height: auto !important;
}

.fittk-radio-text .red {
    color: #ff3333;
    font: inherit
}

.fittk-radio-text img {
    height: 60px !important;
    vertical-align: top;
    margin-bottom: 10px;
}

input.fittk-input {
    overflow: hidden;
    text-overflow: ellipsis;
}

input.fittk-input:hover {
    text-overflow: clip;
}

.fittk-input-readonly {
    color: #444 !important;
}

.m-open .fittk-input-readonly {
    background: #ffffff !important;
}

.fittk-select-options {
    outline-color: #d4d4d4 !important;
}

.fittk-checkbox-inner {
    transition: none !important;
}

.square .fittk-radio-one {
    width: 100% !important;
    box-sizing: border-box;
    margin-bottom: 20px;
}

.fittk-radio-text span {
    margin-left: 10px;
    display: inline-block;
    font-size: 15px;
    line-height: 30px;
    color: #ff3333;
}

.fittk-radio-text span:before {
    content: '（';
}

.fittk-radio-text span:after {
    content: '）';
}

.m-form-textarea .fittk-textarea {
    padding: 8px 5px !important;
}

.fittk-open {
    border-radius: 6px;
    overflow: hidden;
    outline: none !important;
    box-shadow: 0 10px 16px 0 rgba(0, 0, 0, 0.3);
}

.fittk-open-title {
    background: #ffffff !important;
    border-bottom: 1px solid #e8e8e8;
    box-sizing: border-box;
}

.fittk-open-title-text {
    color: #444;
}

.fittk-open-close {
    filter: invert(1);
    opacity: 0.5;
    margin-right: 20px !important;
}

.fittk-open-btn {
    margin-top: 19px;
    height: 32px !important;
    line-height: 32px !important;
    outline: 1px solid #1a8dde;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
}

input[type="number"] {
    -moz-appearance: textfield;
}

body {
    font-size: 0;
    color: #444;
    font-family: Helvetica, Tahoma, Arial, "Microsoft YaHei", "微软雅黑", sans-serif;
    --base-color: #000000;
}

.fittk-load-text {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    width: 150px;
    height: 110px;
    opacity: 0.8;
    background: #222;
    border-radius: 15px;
}

.fittk-load-text:before {
    content: '';
    width: 150px;
    height: 60px;
    position: absolute;
    top: 10px;
    left: 0;
    background: url("../img/wait.gif") no-repeat 50% 50%;
    background-size: 40px 40px;
    filter: grayscale(1) brightness(5);
}

.fittk-load-text:after {
    content: '加载中，请稍候';
    font-size: 15px;
    line-height: 30px;
    position: absolute;
    left: 0;
    bottom: 10px;
    width: 150px;
    height: 30px;
    text-align: center;
    color: #ffffff;
}

.fittk-open {
    border-radius: 6px;
    overflow: hidden;
    outline: none !important;
    box-shadow: 0 10px 16px 0 rgba(0, 0, 0, 0.3);
}

.fittk-open-title {
    background: #ffffff !important;
    border-bottom: 1px solid #e8e8e8;
    box-sizing: border-box;
}

.fittk-open-title-text {
    color: #444;
}

.fittk-open-close {
    filter: invert(1);
    opacity: 0.5;
    margin-right: 20px !important;
}

.fittk-open-btn {
    margin-top: 19px;
    height: 32px !important;
    line-height: 32px !important;
    outline: 1px solid var(--base-color);
}

.m-toast-area {
    width: 300px;
    max-height: 300px;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 19930615;
    margin: auto;
    pointer-events: none;
}

.m-error-toast {
    width: 300px;
    font-size: 15px;
    line-height: 30px;
    padding: 13px 10px 13px 45px;
    background: url("../img/warn.png") no-repeat 15px 15px #bd362f;
    background-size: auto 20px;
    border-radius: 3px;
    box-sizing: border-box;
    color: #ffffff;
    box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.1);
    float: left;
    margin-bottom: 10px;
    position: relative;
    top: 10px;
}

.m-success-toast {
    width: 300px;
    font-size: 15px;
    line-height: 30px;
    padding: 13px 10px 13px 45px;
    background: url("../img/yes.png") no-repeat 15px 15px #51a351;
    background-size: auto 20px;
    border-radius: 3px;
    box-sizing: border-box;
    color: #ffffff;
    box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.1);
    float: left;
    margin-bottom: 10px;
    position: relative;
    top: 10px;
}

.m-header,
.m-footer {
    width: 100%;
    position: relative;
}

.m-section {
    position: relative;
}

.m-section:after {
    content: '';
    display: block;
    clear: both;
}

.m-detail-block {
    width: calc(100% - 200px);
    position: absolute;
    left: 100px;
    top: 30px;
}

.m-left-couplet {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    margin: auto 0;
    z-index: 100000;
}

.m-right-couplet {
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    margin: auto 0;
    z-index: 100000;
}

.m-right-tool {
    width: 90px;
    height: fit-content;
    position: fixed;
    bottom: 100px;
    right: 30px;
    background: #ffffff;
    box-shadow: 0 0 16px 8px rgba(0, 0, 0, 0.05);
    z-index: 100000;
}

.m-right-tool-one {
    width: calc(100% - 20px);
    height: 90px;
    margin: 5px 10px;
    display: block;
    cursor: pointer;
    border-top: 1px solid #d4d4d4;
    float: left;
}

.m-right-tool-one:first-of-type {
    border-top: none;
}

.m-right-tool-one img {
    width: 46px;
    height: 46px;
    margin: 10px 12px 0;
    display: block;
}

.m-right-tool-one span {
    width: 100%;
    height: 30px;
    font-size: 16px;
    line-height: 30px;
    text-align: center;
    display: block;
}

.m-adv-one {
    float: left;
    clear: both;
    position: relative;
}

.m-adv-one.bay {
    position: fixed;
    transition: all 40ms linear;
    z-index: 100000;
}

.m-adv-one img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    float: left;
}

.m-adv-one i {
    width: 16px;
    height: 16px;
    position: absolute;
    top: 0;
    right: 0;
    background: url("../img/close.png") no-repeat 50% 50% rgba(0, 0, 0, 0.3);
    background-size: 6px auto;
    border-radius: 50%;
    cursor: pointer;
}

.m-breadcrumb {
    width: 100%;
    height: 30px;
    margin: 0;
    font-size: 16px;
    line-height: 30px;
    color: #888888;
    float: left;
}

.m-breadcrumb * {
    margin-right: 8px;
}

.m-article-detail {
    width: 100%;
    margin: 0;
}

.m-article-detail .m-article-detail:after {
    content: '';
    display: block;
    clear: both;
}

.m-article-detail .m-article-header {
    width: 100%;
    padding: 20px 0;
    border-bottom: 1px solid #d4d4d4;
    float: left;
}

.m-article-detail .m-article-title {
    width: 100%;
    font-size: 30px;
    line-height: 44px;
    padding: 10px 0;
    text-align: center;
    font-family: SimSun;
    font-weight: bold;
    color: #000000;
    float: left;
}

.m-article-detail .m-article-info {
    width: 100%;
    font-size: 15px;
    line-height: 30px;
    color: #888888;
    float: left;
    text-align: center;
}

.m-article-detail .m-article-info span {
    margin: 0 10px;
}

.m-article-detail .m-article-content {
    width: 100%;
    min-height: 500px;
    margin: 20px 0;
    font-size: 18px;

    line-height: 40px;
    float: left;
    position: relative;
}

.m-article-detail .m-article-content * {
    font-size: 18px !important;
    line-height: 40px !important;
    font-family: 'Microsoft YaHei',SimSun,SimHei ,"STHeiti Light",STHeiti,"Lucida Grande", Tahoma,Arial, Helvetica, sans-serif !important;
}

.m-article-detail .m-article-content strong {
    font-weight: bold;
}

.m-article-detail .m-article-content table {
    border-top: 1px solid #444444;
    border-left: 1px solid #444444;
}

.m-article-detail .m-article-content td {
    border-right: 1px solid #444444;
    border-bottom: 1px solid #444444;
}

.m-article-detail .m-article-content-btns {
    width: 100%;
    height: 44px;
    text-align: center;
    line-height: 44px;
    position: absolute;
    left: 0;
    bottom: 0;
}

.m-article-detail .m-article-content-btns span {
    display: inline-block;
    padding: 0 50px;
    height: 44px;
    font-size: 16px !important;
    line-height: 44px !important;;
    vertical-align: middle;
    color: #ffffff;
    background: var(--base-color);
    border-radius: 3px;
    cursor: pointer;
    user-select: none;
}

.m-article-detail .m-article-attach {
    width: 100%;
    float: left;
}

.m-article-detail .m-article-attach-title {
    width: 100%;
    font-size: 18px;
    line-height: 30px;
    float: left;
    color: #999999;
}

.m-article-detail .m-article-attach-one {
    height: 40px;
    margin: 10px 0;
    float: left;
    clear: left;
    cursor: pointer;
}

.m-article-detail .m-article-attach-one img {
    width: 40px;
    height: 40px;
    margin-right: 30px;
    float: left;
}

.m-article-detail .m-article-attach-one span {
    height: 30px;
    font-size: 16px;
    line-height: 30px;
    margin: 5px 0;
    float: left;
}

.m-article-detail .m-article-pic {
    width: 100%;
    margin: 20px 0;
    background: #f2f2f2;
    float: left;
    user-select: none;
}

.m-article-detail .m-article-pic-show {
    width: calc(100% - 310px);
    height: calc(100% - 50px);
    margin: 25px 15px;
    float: left;
    position: relative;
}

.m-article-detail .m-article-pic-show img {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    object-fit: contain;
    cursor: pointer;
    display: none;
}

.m-article-detail .m-article-pic-bar {
    width: 270px;
    height: calc(100% - 30px);
    margin: 15px 5px;
    box-sizing: border-box;
    float: left;
    overflow: hidden;
    position: relative;
}

.m-article-detail .m-article-pic-bar-main {
    width: 240px;
    position: absolute;
    top: 0;
    left: 20px;
}

.m-article-detail .m-article-pic-bar-inner1 {
    width: 240px;
    position: absolute;
    top: 0;
    left: 0;
}

.m-article-detail .m-article-pic-bar-inner2 {
    width: 240px;
    position: absolute;
    top: 100%;
    left: 0;
}

.m-article-detail .m-article-pic-bar-main.reverse .m-article-pic-bar-inner1 {
    top: 100%;
}

.m-article-detail .m-article-pic-bar-main.reverse .m-article-pic-bar-inner2 {
    top: 0;
}

.m-article-detail .m-article-pic-bar-one {
    width: 240px;
    height: 160px;
    margin: 10px 0;
    outline: 2px solid #444444;
    float: left;
    position: relative;
    cursor: pointer;
}

.m-article-detail .m-article-pic-bar-one:after {
    content: '';
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    position: absolute;
    top: 0;
    left: 0;
}

.m-article-detail .m-article-pic-bar-one:hover:after {
    background: rgba(0, 0, 0, 0);
}

.m-article-detail .m-article-pic-bar-one.active {
    outline: 2px solid var(--base-color);
}

.m-article-detail .m-article-pic-bar-one.active:before {
    content: '';
    width: 0;
    height: 0;
    border: 12px solid transparent;
    border-left-color: var(--base-color);
    position: absolute;
    top: 0;
    bottom: 0;
    left: -12px;
    margin: auto 0;
}

.m-article-detail .m-article-pic-bar-one.active:after {
    background: rgba(0, 0, 0, 0);
}

.m-article-detail .m-article-pic-bar-one img {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    object-fit: cover;
}

.m-article-detail .m-article-more {
    width: 100%;
    margin: 20px 0;
    padding: 20px 0 0;
    border-top: 1px solid #d4d4d4;
    float: left;
}

.m-article-detail .m-article-prev {
    max-width: 45%;
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    float: left;
    color: #999999;
}

.m-article-detail .m-article-prev a {
    color: #444444;
}

.m-article-detail .m-article-next {
    max-width: 45%;
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    float: right;
    color: #999999;
}

.m-article-detail .m-article-next a {
    color: #444444;
}

.m-page-ctrl {
    float: right;
}

.m-search-box {
    width: calc(100% - 40px);
    margin: 20px;
}

.m-source-detail {
    width: 100%;
    margin: 0;
}

.m-source-detail .m-source-header {
    width: 100%;
    padding: 20px 0;
    border-bottom: 1px solid #d4d4d4;
    float: left;
}

.m-source-detail .m-source-title {
    width: 100%;
    font-size: 30px;
    line-height: 44px;
    padding: 10px 0;
    text-align: center;
    font-family: SimSun;
    font-weight: bold;
    color: #000000;
    float: left;
}

.m-source-detail .m-source-info {
    width: 100%;
    font-size: 15px;
    line-height: 30px;
    color: #888888;
    float: left;
    text-align: center;
}

.m-source-detail .m-source-info span {
    margin: 0 10px;
}

.m-source-detail .m-source-content {
    width: 100%;
    margin: 20px 0;
    font-size: 16px;
    line-height: 30px;
    float: left;
}

.m-source-detail .m-source-version {
    width: 1000px;
    border-top: 1px solid #d4d4d4;
    border-left: 1px solid #d4d4d4;
    margin: 30px calc(50% - 500px);
    float: left;
}

.m-source-detail .m-source-version:after {
    content: '';
    display: block;
    clear: both;
}

.m-source-detail .m-source-version-title {
    width: 100%;
    height: 50px;
    float: left;
    background: #e8e8e8;
}

.m-source-detail .m-source-version span {
    width: 170px;
    height: 50px;
    font-size: 16px;
    line-height: 50px;
    float: left;
    border-right: 1px solid #d4d4d4;
    border-bottom: 1px solid #d4d4d4;
    box-sizing: border-box;
    text-align: center;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.m-source-detail .m-source-version span:last-of-type {
    width: 150px;
}

.m-source-version span a {
    width: 24px;
    height: 24px;
    margin: 13px auto;
    display: block;
    background: url("../img/source/download.png") no-repeat 50% 50% / contain;
    cursor: pointer;
}

.m-letter-form,
.m-letter-detail {
    width: 100%;
    margin: 0;
}

.m-letter-form .m-letter-title,
.m-letter-detail .m-letter-title {
    height: 30px;
    margin: 30px 0;
    font-size: 22px;
    line-height: 30px;
    font-weight: bold;
    float: left;
    position: relative;
    padding-left: 15px;
}

.m-letter-form .m-letter-title:before,
.m-letter-detail .m-letter-title:before {
    content: '';
    width: 5px;
    height: 28px;
    position: absolute;
    top: 1px;
    left: 0;
    background: var(--base-color);
}

.m-letter-form .m-letter-select {
    width: 100%;
    margin: 0;
    box-sizing: border-box;
    float: left;
    display: none;
}

.m-letter-form .m-letter-role {
    width: 100%;
    margin: 0;
    box-sizing: border-box;
    float: left;
    text-align: center;
    border-bottom: 1px solid #d4d4d4;
}

.m-letter-form .m-letter-role.dept {
    padding: 30px 0;
    margin-bottom: 30px;
}

.m-letter-form .m-letter-one.user {
    width: 25%;
    height: 450px;
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
}

.m-letter-form .m-letter-photo {
    width: 210px;
    height: 280px;
    background: #ffffff;
    box-shadow: 0 0 2px 2px rgba(0, 0, 0, 0.1);
    margin: 0 calc(50% - 105px) 10px;
    float: left;
    transition: all 150ms linear;
}

.m-letter-form .m-letter-photo img {
    width: 200px;
    height: 270px;
    margin: 5px;
    float: left;
    object-fit: cover;
}

.m-letter-form .m-letter-name {
    width: calc(100% - 20px);
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    margin: 5px 10px;
    float: left;
    text-align: center;
}

.m-letter-form .m-letter-one.user .m-letter-name {
    font-weight: bold;
}

.m-letter-form .m-letter-btn {
    width: 252px;
    height: 86px;
    margin: 0 calc(50% - 126px);
    background: url("../img/letter/button.png") no-repeat 50% 50% / contain;
    float: left;
}

.m-letter-form .m-letter-one.user:hover .m-letter-photo {
    transform: translateY(-10px);
}

.m-letter-form .m-letter-one.dept {
    width: 20%;
    height: 160px;
    margin: 20px 0;
    display: inline-block;
    vertical-align: middle;
    cursor: pointer;
}

.m-letter-form .m-letter-icon {
    width: 100px;
    height: 100px;
    margin: 0 calc(50% - 50px) 20px;
    float: left;
    background: url("../img/letter/mail.png") no-repeat 50% 50% / 42px auto;
    border-radius: 50%;
    transition: all 150ms linear;
}

.m-letter-form .m-letter-one.dept:hover .m-letter-icon {
    transform: translateY(-10px);
}

.m-form-box {
    width: 100%;
    margin: 0;
    box-sizing: border-box;
    float: left;
}

.m-form-box.hidden {
    height: 0;
    overflow: hidden;
}

.m-form-box:after {
    content: '';
    display: block;
    clear: both;
}

.m-form-box.bolder {
    outline: 1px solid #d4d4d4;
}

.m-form-area {
    width: 100%;
    display: none;
    float: left;
}

.m-form-area form {
    width: 100%;
}

.m-form-page {
    width: 100%;
    float: left;
    display: none;
    box-sizing: border-box;
}

.m-form-text {
    position: relative;
    width: 100%;
    margin: 0 0 20px;
    line-height: 30px;
    font-size: 18px;
    overflow: hidden;
    float: left;
    padding-left: 20px;
    box-sizing: border-box;
    user-select: text;
    -ms-user-select: text;
}

.m-form-text * {
    font: inherit;
}

.m-form-text.indent {
    padding-left: 180px;
}

.m-form-line {
    position: relative;
    width: 100%;
    margin: 0 0 20px;
    border-radius: 3px;
    border: 1px solid #d4d4d4;
    float: left;
}

.m-form-line:after {
    content: '';
    display: block;
    clear: both;
}

.m-form-hidden, .m-form-other {
    position: relative;
    width: 100%;
    height: 0;
    padding: 0;
    overflow: hidden;
    border: none;
    margin: 0;
}

.m-form-line.full {
    width: 100%;
}

.m-form-label {
    width: 160px;
    height: 50px;
    line-height: 40px;
    padding: 5px 15px;
    box-sizing: border-box;
    float: left;
    background: #eeeeee;
}

.m-form-label.big {
    height: 130px;
}

.m-form-line .m-form-label.full {
    width: 100%;
}

.m-form-label-text {
    font-size: 18px;
    line-height: 30px;
    display: inline-block;
    vertical-align: middle;
}

.m-form-label-text span {
    font: inherit;
    color: #ff3333;
}

.m-form-label-text:before {
    content: ' ';
    display: inline-block;
    font: inherit;
    color: #ff3333;
    width: 10px;
}

.required .m-form-label-text:before {
    content: '*';
}

.m-form-input {
    height: 50px;
    box-sizing: border-box;
    float: left;
    padding: 5px 10px;
    background: #ffffff;
}

.m-form-input.city {
    width: 220px;
}

.m-form-btn {
    width: 120px;
    height: 40px;
    box-sizing: border-box;
    float: left;
    margin-left: 20px;
}

.m-form-btn.disabled {
    background: #b2b2b2 !important;
    cursor: not-allowed !important;
}

.m-form-textarea {
    height: 130px;
    box-sizing: border-box;
    float: left;
    padding: 5px 10px;
    background: #ffffff;
}

.m-form-search {
    width: 80px;
    height: 50px;
    font-size: 28px;
    line-height: 50px;;
    position: absolute;
    right: 0;
    top: 22px;
}

.m-form-line.error .m-form-textarea {
    outline-color: #ff3333;
}

.m-form-radio {
    width: 1240px;
    margin: 5px 0;
    padding: 5px 10px;
    float: left;
    box-sizing: border-box;
}

.no-label .m-form-radio {
    margin: 0 20px;
}

.m-form-upload {
    height: 50px;
    color: #666;
    float: right;
    position: relative;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    line-height: 20px;
    box-sizing: border-box;
    padding: 15px 25px;
    text-align: center;
    background: #e8f2fd;
    vertical-align: middle;
    transition: all 200ms linear;
}

.m-form-upload:before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    vertical-align: middle;
    background: url("../img/upload.png") no-repeat 50% 50%;
    background-size: 20px auto;
    transition: opacity 200ms linear;
}

.m-form-upload:hover {
    color: #aaaaaa;
}

.m-form-upload:hover:before {
    opacity: 0.5;
}

.m-form-attach {
    position: relative;
    float: left;
}

.m-form-attach:after {
    content: '';
    display: block;
    clear: both;
}

.m-form-attach-title {
    width: 50px;
    font-size: 15px;
    line-height: 20px;
    box-sizing: border-box;
    position: absolute;
    top: 10px;
    left: 10px;
    color: #999;
    float: left;
}

.m-form-attach-one {
    height: 20px;
    color: #444444;
    float: left;
    position: relative;
    margin: 10px 10px 10px 60px;
    font-size: 15px;
    line-height: 20px;
    box-sizing: border-box;
    text-align: center;
    vertical-align: middle;
    clear: left;
}

.m-form-next, .m-form-submit {
    width: 300px;
    height: 50px;
    line-height: 50px;
    box-sizing: border-box;
    text-align: center;
    float: left;
    font-size: 18px;
    margin: 30px calc(50% - 150px);
    background: var(--base-color);
    color: #ffffff;
    border-radius: 3px;
    cursor: pointer;
    display: none;
    user-select: none;
}

.m-form-next.disabled, .m-form-submit.disabled {
    background: #b2b2b2;
}

.m-upload-shade {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.6);
    z-index: 19930415;
    display: none;
}

.m-upload-icon {
    width: 200px;
    height: 200px;
    position: absolute;
    top: calc(50% - 240px);
    left: 0;
    right: 0;
    margin: 0 auto;
}

.m-upload-icon img {
    width: 200px;
    height: 200px;
    object-fit: contain;
}

.m-upload-name {
    width: 500px;
    height: 40px;
    position: absolute;
    top: calc(50% - 30px);
    left: 0;
    right: 0;
    font-size: 24px;
    line-height: 40px;
    text-align: center;
    color: #444444;
    margin: 0 auto;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.m-upload-process {
    width: 300px;
    height: 40px;
    border-radius: 20px;
    background: #999999;
    position: absolute;
    top: calc(50% + 20px);
    left: 0;
    right: 0;
    margin: 0 auto;
    overflow: hidden;
}

.m-upload-size {
    width: 300px;
    height: 40px;
    line-height: 40px;
    color: #ffffff;
    font-size: 15px;
    text-align: center;
    position: absolute;
    left: 0;
    top: 0;
    white-space: nowrap;
    z-index: 1000001;
}

.m-upload-abort {
    width: 40px;
    height: 40px;
    border-radius: 20px;
    background: url("../img/close.png") no-repeat 50% 50% #ff3333;
    background-size: 16px 16px;
    position: absolute;
    top: calc(50% + 20px);
    left: 360px;
    right: 0;
    margin: 0 auto;
    overflow: hidden;
    cursor: pointer;
}

.m-upload-bar {
    width: 0;
    height: 40px;
    border-radius: 20px;
    background: #00b4ed;
    position: absolute;
    left: 0;
    top: 0;
    transition: all 150ms linear;
}

.m-form-image {
    height: 40px;
    margin: 5px 10px;
    float: left;
    position: relative;
    overflow: hidden;
}

.m-form-image img {
    width: 40px;
    height: 40px;
    float: left;
    margin: 0 5px;
}

.m-form-image span {
    max-width: 120px;
    height: 40px;
    line-height: 40px;
    font-size: 14px;
    color: #666666;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    float: left;
}

.m-form-image-shade {
    content: '';
    position: absolute;
    background: rgba(0, 0, 0, 0.6);
    width: 15px;
    height: 15px;
    top: 0;
    right: 0;
    opacity: 0;
    transition: opacity 150ms linear;
    text-align: center;
    line-height: 60px;
}

.m-form-image:hover .m-form-image-shade {
    opacity: 1;
}

.m-form-image-del {
    width: 15px;
    height: 15px;
    float: left;
    background: url("../img/upload-del.png") no-repeat 50% 50% / 8px auto;
    cursor: pointer;
    vertical-align: middle;
}

.m-form-gray .m-form-radio {
    filter: grayscale(1);
}

.m-form-gray .fittk-input, .m-form-gray .fittk-textarea {
    color: #999999 !important;
}

.m-form-gray .m-form-image-del {
    display: none;
}

.m-letter-form .m-letter-search {
    margin: 23px 0;
    float: right;
}

.m-letter-form .m-letter-search input {
    width: 240px;
    height: 44px;
    font-size: 18px;
    line-height: 30px;
    box-sizing: border-box;
    padding: 7px;
    border: 1px solid #d4d4d4;
    border-radius: 3px;
    margin-right: 20px;
    float: left;
}

.m-letter-form .m-letter-search span {
    width: 70px;
    height: 44px;
    font-size: 18px;
    line-height: 30px;
    text-align: center;
    box-sizing: border-box;
    padding: 7px;
    color: #ffffff;
    background: var(--base-color);
    border-radius: 3px;
    float: left;
    user-select: none;
    cursor: pointer;
}

.m-letter-form .m-letter-table {
    width: 100%;
    margin: 0 0 50px;
    float: left;
}

.m-letter-form .m-letter-tb {
    width: 100%;
    height: 600px;
    margin: 0 0 30px;
    float: left;
}

.m-letter-form .m-letter-th,
.m-letter-form .m-letter-tr {
    width: 100%;
    height: 50px;
    box-sizing: border-box;
    padding: 10px 0;
    float: left;
    position: relative;
}

.m-letter-form .m-letter-tr {
    height: 60px;
    padding: 15px 0;
    cursor: pointer;
}

.m-letter-form .m-letter-th:before {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: #eeeeee;
}

.m-letter-form .m-letter-tr:before {
    content: '';
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background: #ffffff;
}

.m-letter-form .m-letter-tr.even:before {
    background: #fff4df;
}

.m-letter-form .m-letter-td {
    width: 25%;
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    float: left;
    position: relative;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.m-letter-form .m-letter-tr:hover .m-letter-td {
    color: var(--base-color);
}

.m-letter-form .m-letter-empty {
    width: 100%;
    height: 300px;
    box-sizing: border-box;
    float: left;
    position: relative;
}

.m-letter-form .m-letter-empty:after {
    content: '';
    width: 50%;
    height: 50%;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    background: url("../img/mychart/empty.png") no-repeat 50% 50% / contain;
}

.m-letter-detail .m-letter-table {
    width: 100%;
    float: left;
    margin-bottom: 30px;
}

.m-letter-detail .m-letter-th {
    width: 100%;
    font-size: 20px;
    line-height: 30px;
    padding: 15px 20px;
    box-sizing: border-box;
    float: left;
    position: relative;
    color: var(--base-color);
    background: #eeeeee;
}

.m-letter-detail .m-letter-tr {
    width: 100%;
    font-size: 16px;
    line-height: 24px;
    padding: 15px 20px;
    box-sizing: border-box;
    border-top: 1px solid #d4d4d4;
    background: #fafafa;
    float: left;
}

.m-letter-detail .m-letter-tr span {
    float: left;
}

.m-letter-detail .m-letter-tr span:first-of-type {
    width: 120px;
}

.m-letter-detail .m-letter-tr span:last-of-type {
    width: calc(100% - 160px);
}

.m-video-detail {
    width: 100%;
    margin: 0;
}

.m-video-detail .m-video-header {
    width: 100%;
    padding: 20px 0;
    float: left;
}

.m-video-detail .m-video-title {
    width: 100%;
    font-size: 30px;
    line-height: 44px;
    padding: 10px 0;
    text-align: center;
    font-family: SimSun;
    font-weight: bold;
    color: #000000;
    float: left;
}

.m-video-detail .m-video-info {
    width: 100%;
    font-size: 15px;
    line-height: 30px;
    color: #888888;
    float: left;
    text-align: center;
}

.m-video-detail .m-video-info span {
    margin: 0 10px;
}

.m-video-detail .m-video-player {
    width: 100%;
    margin: 0;
    background: #000000;
    float: left;
    position: relative;
    overflow: hidden;
}

.m-video-detail .m-video-player * {
    user-select: none;
}

.m-video-detail .m-video-container {
    width: 100%;
    height: 100%;
    float: left;
    position: absolute;
    top: 0;
    left: 0;
}

.m-video-detail .m-video-container video {
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.m-video-detail .m-video-series {
    width: 380px;
    height: 100%;
    background: #222222;
    position: absolute;
    top: 0;
    right: -380px;
    box-sizing: border-box;
    display: none;
    transition: all 150ms linear;
    filter: drop-shadow(-5px 0 5px rgba(255, 255, 255, 0.3))
}

.m-video-detail .m-video-series.show {
    right: 0;
}

.m-video-detail .m-video-series-title {
    width: 100%;
    height: 40px;
    font-size: 20px;
    line-height: 40px;
    font-weight: bold;
    color: #ffffff;
    box-sizing: border-box;
    padding: 0 20px;
    margin: 20px 0 0;
    float: left;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.m-video-detail .m-video-series-list {
    width: 100%;
    height: calc(100% - 100px);
    position: relative;
    float: left;
}

.m-video-detail .m-video-series-one {
    width: calc(100% - 20px);
    height: 140px;
    box-sizing: border-box;
    padding: 10px;
    margin: 10px 10px 0;
    float: left;
    cursor: pointer;
    background: #333333;
}

.m-video-detail .m-video-series-one.active {
    outline: 2px solid #ffff00;
    cursor: default;
}

.m-video-detail .m-video-series-one img {
    width: 90px;
    height: 120px;
    margin-right: 20px;
    float: left;
}

.m-video-detail .m-video-series-one span.title {
    width: calc(100% - 110px);
    height: 30px;
    font-size: 18px;
    line-height: 30px;
    margin-bottom: 6px;
    color: #ffffff;
    float: left;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.m-video-detail .m-video-series-one span.desc {
    width: calc(100% - 110px);
    height: 84px;
    font-size: 15px;
    line-height: 28px;
    color: #b2b2b2;
    float: left;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.m-video-detail .m-video-series-btn {
    width: 50px;
    height: 100px;
    position: absolute;
    top: 0;
    left: -48px;
    bottom: 0;
    margin: auto 0;
    border-radius: 15px 0 0 15px;
    background: #222222;
    cursor: pointer;
    opacity: 0.8;
}

.m-video-detail .m-video-series.show .m-video-series-btn {
    opacity: 1;
}

.m-video-detail .m-video-series-btn:after {
    content: '';
    width: 16px;
    height: 32px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    background: url("../img/big-arrow.png") no-repeat 50% 50% / contain;
    transform: rotateY(180deg);
}

.m-video-detail .m-video-series.show .m-video-series-btn:after {
    transform: rotateY(0deg);
}

.m-video-detail .m-video-control {
    width: 100%;
    height: 62px;
    float: left;
    background: rgba(50, 50, 50, 0.8);
    border-top: 2px solid rgba(255, 255, 255, 0.2);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 100;
    box-sizing: border-box;
    padding: 5px 20px;
    transform: translateY(100%);
    transition: all 150ms linear;
}

.m-video-detail .m-video-control.show,
.m-video-detail .m-video-control:hover {
    transform: translateY(0);
}

.m-video-detail .m-video-button {
    width: 32px;
    height: 32px;
    margin: 9px 10px;
    border-radius: 50%;
    box-sizing: border-box;
    float: left;
    background: url("../img/video/play.png") no-repeat 10px 50% / 15px auto #ffffff;
    cursor: pointer;
}

.m-video-detail .m-video-button.playing {
    background: url("../img/video/pause.png") no-repeat 50% 50% / 18px auto #ffffff;
}

.m-video-detail .m-video-duration {
    width: 120px;
    height: 36px;
    margin: 7px 10px;
    font-size: 16px;
    line-height: 36px;
    color: #ffffff;
    text-align: center;
    float: left;
}

.m-video-detail .m-video-process {
    width: calc(100% - 490px);
    height: 8px;
    margin: 21px 10px;
    border-radius: 4px;
    background: #ffffff;
    float: left;
    position: relative;
    cursor: pointer;
    --w: 0px;
}

.m-video-detail .m-video-process span {
    width: var(--w);
    height: 8px;
    border-radius: 4px;
    background: var(--base-color);
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.8;
}

.m-video-detail .m-video-process i {
    width: 16px;
    height: 16px;
    background: #ffffff;
    box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.2);
    border-radius: 50%;
    position: absolute;
    top: -4px;
    left: -4px;
    transform: translateX(var(--w));
    cursor: pointer;
}

.m-video-detail .m-video-process i:after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--base-color);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}

.m-video-detail .m-video-volume {
    width: 50px;
    height: 50px;
    margin: 0 5px;
    float: left;
    position: relative;
}

.m-video-detail .m-video-volume-btn {
    width: 40px;
    height: 40px;
    position: absolute;
    top: 5px;
    left: 5px;
    background: url("../img/video/volume.png") no-repeat 50% 50% / 24px auto;
    cursor: pointer;
    z-index: 100;
}

.m-video-detail .m-video-volume-btn.muted {
    background-image: url("../img/video/volume-mute.png");
}

.m-video-detail .m-video-volume-inner {
    width: 50px;
    height: 210px;
    background: #333333;
    position: absolute;
    left: 0;
    bottom: 0;
    display: none;
}

.m-video-detail .m-video-volume:hover .m-video-volume-inner {
    display: block;
}

.m-video-detail .m-video-volume-num {
    width: 50px;
    height: 30px;
    margin: 5px 0 10px;
    text-align: center;
    font-size: 15px;
    line-height: 30px;
    float: left;
    color: #ffffff;
}

.m-video-detail .m-video-volume-bar {
    width: 8px;
    height: 100px;
    margin: 0 21px;
    border-radius: 4px;
    background: #ffffff;
    float: left;
    position: relative;
    --h: 0;
}

.m-video-detail .m-video-volume-bar span {
    width: 8px;
    height: var(--h);
    border-radius: 4px;
    background: var(--base-color);
    position: absolute;
    bottom: 0;
    left: 0;
    opacity: 0.8;
}

.m-video-detail .m-video-volume-bar i {
    width: 16px;
    height: 16px;
    background: #ffffff;
    box-shadow: 0 0 5px 5px rgba(0, 0, 0, 0.2);
    border-radius: 50%;
    position: absolute;
    bottom: -4px;
    left: -4px;
    transform: translateY(calc(-1 * var(--h)));
    cursor: pointer;
}

.m-video-detail .m-video-volume-bar i:after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--base-color);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}

.m-video-detail .m-video-label {
    height: 36px;
    margin: 7px 0 7px 5px;
    font-size: 16px;
    line-height: 36px;
    color: #ffffff;
    float: left;
}

.m-video-detail .m-video-speed {
    width: 60px;
    height: 50px;
    margin: 0 5px 0 0;
    float: left;
    position: relative;
}

.m-video-detail .m-video-speed-btn {
    width: 60px;
    height: 36px;
    margin: 7px 0;
    font-size: 16px;
    line-height: 36px;
    color: #ffffff;
    text-align: center;
    float: left;
    position: relative;
    z-index: 100;
}

.m-video-detail .m-video-speed-inner {
    width: 60px;
    height: 250px;
    padding: 10px 0 0;
    box-sizing: border-box;
    background: #333333;
    position: absolute;
    left: 0;
    bottom: 0;
    display: none;
}

.m-video-detail .m-video-speed:hover .m-video-speed-inner {
    display: block;
}

.m-video-detail .m-video-speed-inner span {
    width: 60px;
    height: 30px;
    font-size: 15px;
    line-height: 30px;
    color: #ffffff;
    text-align: center;
    float: left;
    cursor: pointer;
}

.m-video-detail .m-video-screen {
    width: 50px;
    height: 50px;
    margin: 0 5px;
    float: left;
    position: relative;
    background: url("../img/video/screen.png") no-repeat 50% 50% / 24px auto;
    cursor: pointer;
}

.m-video-detail .m-video-screen.full {
    background-image: url("../img/video/screen-out.png");
}