@charset "utf-8";


/* ---------- markdown custom ---------- */
.markdown-body {
    font-size: 14px;
}

.markdown-body h1 {
    margin-top: 50px;
    font-size: 38px;
    border-bottom: #d5d5d5 1px solid;
}

.markdown-body h2 {
    margin-top: 50px;
    font-size: 32px;
    border-bottom: #ddd 1px solid;
}

.markdown-body h3 {
    margin-top: 32px;
    margin-bottom: 14px;
}

.markdown-body h2+h3 {
    margin-top: 24px;
}

.markdown-body p,
.markdown-body blockquote,
.markdown-body ul,
.markdown-body ol,
.markdown-body dl,
.markdown-body table,
.markdown-body pre {
    margin-bottom: 12px;
}

.markdown-body .anchor {
    margin-left: -24px;
}

.markdown-body blockquote {
    padding: 8px 15px;
    background-color: #fafafa;
}

.markdown-body .anchor {
    padding-top: 10px;
    margin-top: -10px;
}

.markdown-body .anchor svg {
    visibility: hidden;
    width: 20px;
    height: 20px;
    color: #828282;
}

.markdown-body h3 .anchor {
    position: relative;
    top: 2px;
}

.markdown-body h1:hover .anchor svg,
.markdown-body h2:hover .anchor svg,
.markdown-body h3:hover .anchor svg {
    visibility: visible;
}

.markdown-body img:hover {
    outline: rgba(0, 0, 0, .05) 1px solid;
    box-shadow: 1px 1px 1px rgba(0, 0, 0, .1);
    cursor: pointer;
}

.markdown-body img[align="center"] {
    display: block;
    margin: 0 auto;
}

.markdown-body tbody {
    word-break: initial;
}

.markdown-body input[type="checkbox"] {
    margin-right: 5px;
    vertical-align: middle;
    cursor: pointer;
}

.markdown-body input[type="checkbox"]+label {
    vertical-align: middle;
    margin-right: 7px;
    cursor: pointer;
}

.markdown-body pre {
    position: relative;
}

.markdown-body pre code {
    padding-top: 0.15em;
    padding-bottom: 0.15em;
    margin: 0 1px;
    font-size: 90%;
    color: #000;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.markdown-body pre code.hljs {
    color: #333;
}

.markdown-body .hljs-string {
    color: #183691;
}

.markdown-body .hljs-built_in {
    color: #0086b3;
}

.markdown-body code.lang-flow svg {
    margin-top: -10px;
}

.markdown-body .lang-off-js-comment {
    display: none;
    position: absolute;
    top: 0;
    right: 0;
    width: 27px;
    height: 27px;
    color: #ccc;
    text-align: center;
    line-height: 27px;
    background: #f0f0f0;
    cursor: pointer
}

.markdown-body pre:hover .lang-off-js-comment {
    display: block;
}

.markdown-body .lang-off-js-comment i {
    position: absolute;
    top: 0;
    left: 0;
    width: 27px;
    height: 27px;
    font-size: 22px;
    color: #ddd;
    text-align: center;
    line-height: 27px;
}

.markdown-body .lang-off-js-comment:hover {
    color: #999;
    background: #ddd;
}

.markdown-body .lang-off-js-comment:hover i {
    color: #999;
}

.markdown-body .lang-off-js-comment.on {
    display: block;
    color: #333;
    background: #ccc;
}

.markdown-body .lang-off-js-comment.on i {
    color: #f00;
}

.markdown-body mark {
    color: #e61e1e;
    background: transparent;
}

/* ---------- base ---------- */
html {
    height: 100%;
}

body {
    position: relative;
    height: 100%;
    background: #e7e8eb;
}

.hidden {
    display: none !important;
}

/* ---------- header ---------- */
.header {
    width: 100%;
    height: 70px;
    font-family: Microsoft YaHei, STXihei, STHeiti, Verdana, Arial, Helvetica, sans-serif;
    ;
    background: #fff;
    border-top: #0373e4 6px solid;
    border-bottom: #c3c4c6 1px solid;
}

.header .header-inner {
    margin: 0 30px;
}

.header .logo {
    float: left;
    padding-top: 15px;
}

.header .logo img {
    float: left;
    margin-left: -5px;
    max-height: 32px;
}

.header .logo i {
    float: left;
    display: block;
    width: 5px;
    height: 5px;
    margin: 16px 0 0 3px;
    background: #666666;
    border-radius: 50%;
}

.header .logo b {
    float: left;
    max-width: 470px;
    height: 32px;
    padding-left: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 24px;
    font-weight: normal;
    color: #666;
}

.header .logo span {
    float: left;
    padding: 0 3px;
    margin: 1px 0 0 2px;
    font-size: xx-small;
    color: #fff;
    background: #bbbbbb;
}

.header .menu-icon {
    display: none;
}

/* ---------- container ---------- */
.container {
    position: relative;
    margin: 20px 18px 0;
    background: url(../images/menubar_bg.png) repeat-y #fff;
    border: #c3c4c6 1px solid;
    border-top: #4296eb 2px solid;
}

/* ---------- menu ---------- */
.container .nav {
    position: absolute;
    left: 0px;
    top: 0px;
    width: 250px;
    height: 100%;
}

/* filter */
.menu-filter {
    box-sizing: content-box;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    width: 176px;
    height: 37px;
    padding-left: 35px;
    border-bottom: 1px solid #D9D9D9;
}

.menu-filter svg {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 16px;
    height: 16px;
    color: #4296eb;
}

.menu-filter input {
    display: block;
    box-sizing: content-box;
    width: 140px;
    height: 22px;
    padding: 0 25px 0 2px;
    margin-top: 8px;
    line-height: 20px;
    font-size: 14px;
    background: none;
    border: none;
    border-bottom: #e0e0e0 1px dashed;
}

.menu-filter input:focus {
    outline: none;
    border-bottom: #aaa 1px solid;
}

.menu-filter:hover input {
    border-bottom: #aaa 1px solid;
}

.menu-filter ::-webkit-input-placeholder {
    color: #ccc;
    font-size: 13px;
}

.menu-filter :-ms-input-placeholder {
    color: #ccc;
    font-size: 13px;
}

.menu-filter :-moz-placeholder {
    color: #ccc;
    font-size: 13px;
}

.menu-filter ::-moz-placeholder {
    color: #ccc;
    font-size: 13px;
}

.menu-filter ::-ms-clear {
    display: none !important;
    width: 0;
    height: 0;
}

.menu-filter i {
    display: block;
    box-sizing: content-box;
    position: absolute;
    top: 0px;
    right: 0px;
    width: 23px;
    padding: 2px 10px 0;
    font-size: 25px;
    text-align: center;
    color: #ccc;
    cursor: pointer;
}

.menu-filter i:hover {
    color: #e6660d;
}

.menu-filter i.off {
    display: none;
}

/* search */
.menu-search {
    display: block;
    position: absolute;
    top: 0;
    right: 1px;
    z-index: 11;
    width: 39px;
    height: 38px;
    border-left: 1px solid #D9D9D9;
    border-bottom: 1px solid #D9D9D9;
    cursor: pointer;
}

.menu-search:hover {
    background-color: #f4f5f9;
}

.menu-search svg {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 16px;
    height: 16px;
    color: #4296eb;
}

/* menubar */
.menubar {
    position: relative;
    z-index: 0;
    width: 250px;
    height: 100%;
    padding-top: 38px;
    font-family: Microsoft YaHei, STXihei, STHeiti, Verdana, Arial, Helvetica, sans-serif;
    border-right: 1px solid #e7e7eb;
}

.menubar h4,
.menubar h5 {
    display: block;
    position: relative;
    height: 37px;
    margin: -1px 0 0;
    padding: 0 10px 0 30px;
    font-size: 14px;
    font-weight: normal;
    color: #333;
    line-height: 37px;
    text-shadow: #666 1px 0 0;
    border: 1px solid #D9D9D9;
    border-width: 1px 0;
    cursor: pointer;
}

.menubar h4:hover {
    background-color: #f4f5f9;
}

.menubar h5.off {
    display: none;
}

.menubar h5.on {
    display: block;
}

.menubar h4 svg {
    display: none;
    position: absolute;
    top: 12px;
    left: 12px;
    width: 13px;
    height: 13px;
    color: #acacac;
}

.menubar h4.on svg {
    color: #4296eb;
}

.menubar h4 a {
    display: block;
    height: 36px;
    color: #333;
    text-decoration: none;
}

.menubar h4.on a {
    color: #0373e4;
}

.menubar h5 svg {
    display: none;
    position: absolute;
    top: 12px;
    left: 12px;
    width: 13px;
    height: 13px;
    color: #acacac;
    -webkit-transform: rotate(-90deg);
    -moz-transform: rotate(-90deg);
    -ms-transform: rotate(-90deg);
    transform: rotate(-90deg);
}

.menubar h5.on svg {
    color: #4296eb;
    -webkit-transform: rotate(0);
    -moz-transform: rotate(0);
    -ms-transform: rotate(0);
    transform: rotate(0);
}

.menubar ul {
    display: none;
    margin: 0;
    padding: 0;
    list-style: none;
}

.menubar ul li {
    padding-left: 23px;
}

.menubar .scroller-content>ul>li {
    padding-left: 45px;
}

.menubar ul li.off {
    display: none;
}

.menubar ul li>a,
.menubar ul li>strong {
    display: block;
    height: 30px;
    padding: 0 55px 0 0;
    font-weight: normal;
    white-space: nowrap;
    line-height: 30px;
    font-size: 12px;
    color: #333;
    text-decoration: none;
    cursor: pointer;
}

.menubar ul li>a:after,
.menubar ul li>strong:after {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    height: 30px;
    content: " ";
    -webkit-transition-duration: .3s;
    -moz-transition-duration: .3s;
    -ms-transition-duration: .3s;
    transition-duration: .3s;
}

.menubar ul li>a:hover:after,
.menubar ul li>strong:hover:after {
    background: #f5f5f5;
    -webkit-transition-duration: 0s;
    -moz-transition-duration: 0s;
    -ms-transition-duration: 0s;
    transition-duration: 0s;
}

.menubar ul li>a>span,
.menubar ul li strong>span {
    float: left;
    position: relative;
    z-index: 1;
}

.menubar ul li>a.on {
    color: #0373e4;
}

.menubar ul li>a.on:before {
    display: block;
    position: absolute;
    left: 0px;
    z-index: 1;
    width: 2px;
    height: 30px;
    content: " ";
    background: #4296eb;
}

.menubar ul li>a.on:after {
    background: #f5f5f5;
}

.menubar ul li>strong.on {
    text-shadow: #666 1px 0 0;
}

.menubar ul li>strong:before {
    display: none;
    position: absolute;
    z-index: 1;
    width: 6px;
    height: 6px;
    margin: 12px 0 0 -12px;
    background: #acacac;
    border-radius: 50%;
    content: " ";
}

.menubar ul li>strong.on:before {
    background: #4296eb;
}

.menubar mark {
    color: red;
    background: #f5f5f5;
}

/* ---------- scroller ---------- */
body[onselectstart] {
    cursor: pointer;
    -moz-user-select: none;
    -webkit-user-select: none;
    user-select: none;
}

.scroller {
    height: 100%;
    overflow: hidden;
}

.scroller .scroller-inner {
    box-sizing: content-box;
    width: 100%;
    height: 100%;
    -webkit-overflow-scrolling: touch;
    overflow-scrolling: touch;
}

.scroller .scroller-inner.on {
    overflow-y: scroll;
}

.scroller .scrollbar {
    position: absolute;
    opacity: 0;
    transition-duration: .5s;
    -moz-user-select: none;
    -webkit-user-select: none;
    user-select: none;
    cursor: pointer;
}

.scroller:hover .scrollbar {
    opacity: 1;
    transition-duration: .3s;
}

.scroller .scrollbar.active {
    opacity: 1;
}

.scroller .scrollbar.off {
    opacity: 0;
}

.scroller .scrollbar div {
    position: relative;
    transition-duration: .1s;
}

.scroller .scrollbar i {
    position: absolute;
    background: rgba(50, 50, 50, .25);
    border-radius: 2px;
    transition-duration: .1s;
}

.scroller .scrollbar:active {
    padding: 0;
}

.scroller .scrollbar:active div {
    background: rgba(50, 50, 50, .07);
}

.scroller .scrollbar:active i {
    border-radius: 0;
}

/* scrollbar-y */
.container .nav .scrollbar.scrollbar-y,
.container .nav .scrollbar.scrollbar-y:active {
    padding-top: 38px;
    padding-bottom: 10px;
}

.scroller .scrollbar.scrollbar-y {
    top: 0;
    right: 0;
    width: 10px;
    height: 100%;
}

.scroller .scrollbar.scrollbar-y div {
    height: 100%;
}

.scroller .scrollbar.scrollbar-y i {
    top: 0;
    left: 4px;
    width: 3px;
    height: 100%;
}

.scroller .scrollbar.scrollbar-y:active i {
    left: 0;
    width: 10px;
}

/* scrollbar-x */
.scroller[data-x-rolling="true"] .scroller-inner.on {
    overflow-x: scroll;
}

.scroller[data-x-rolling="true"] .scroller-content {
    display: inline-block;
    position: relative;
    padding-bottom: 10px;
    white-space: nowrap;
    min-width: 250px;
}

.scroller .scrollbar.scrollbar-x {
    bottom: 0;
    left: 0;
    width: 100%;
    height: 10px;
    padding-right: 10px;
}

.scroller .scrollbar.scrollbar-x div {
    width: 100%;
    height: 100%;
}

.scroller .scrollbar.scrollbar-x i {
    bottom: 0;
    top: 4px;
    height: 3px;
    width: 100%;
}

.scroller .scrollbar.scrollbar-x:active i {
    top: 0;
    height: 10px;
}

/* ---------- main ---------- */
.main {
    position: relative;
    height: 100%;
    margin-left: 250px;
}

.main .markdown-body {
    padding: 45px;
}

/* footnote */
.main .footnote {
    position: relative;
    padding-top: 35px;
    border-top: #ddd 1px solid;
}

.main .footnote i {
    position: absolute;
    top: 5px;
    left: 10px;
    font-size: 15px;
    font-style: normal;
    color: #999;
}

.main .footnote li:focus {
    background: #EAFFEA;
}

.main .footnote svg {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-bottom: -1px;
}

.main .footnote-none {
    width: 0;
    height: 0;
    overflow: hidden;
}

/* sibling */
.main-sibling {
    display: none;
    width: 100%;
    padding: 30px 45px 20px;
    font-size: 14px;
    border-top: 1px solid #e7e7eb;
}

.main-sibling.on {
    display: block;
}

.main-sibling p {
    position: relative;
    height: 22px;
}

.main-sibling span {
    position: absolute;
    left: 0;
    top: 0;
}

.main-sibling a {
    display: inline-block;
    width: 100%;
    height: 19px;
    padding-left: 60px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.main-sibling a:not([href]) {
    color: #333;
}

.main-sibling a:not([href]):hover {
    text-decoration: none;
}

/* ---------- imgsView ---------- */
.imgsv {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999999;
    width: 100%;
    height: 100%;
}

.imgsv-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .1);
    cursor: pointer;
}

.imgsv-view img {
    position: absolute;
    top: 48%;
    left: 50%;
    opacity: 0;
    box-shadow: rgba(0, 0, 0, .2) 1px 2px 5px;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    -webkit-transition-duration: .5s;
    -moz-transition-duration: .5s;
    -ms-transition-duration: .5s;
    transition-duration: .5s;
    /*cursor:move;*/
}

.imgsv.on .imgsv-view img {
    opacity: 1;
}

.imgsv-panel {
    position: absolute;
    left: 50%;
    bottom: -50px;
    padding: 0 10px;
    line-height: 50px;
    list-style: none;
    white-space: nowrap;
    background: rgba(255, 255, 255, .8);
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    box-shadow: rgba(0, 0, 0, .2) 0 -1px 5px;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    -webkit-transition-duration: .5s;
    -moz-transition-duration: .5s;
    -ms-transition-duration: .5s;
    transition-duration: .5s;
}

.imgsv.on .imgsv-panel {
    bottom: 0px;
}

.imgsv-panel li {
    display: inline-block;
    min-width: 50px;
    padding: 0 10px;
    text-align: center;
    cursor: pointer;
}

.imgsv-panel li.off {
    color: #999;
    cursor: default;
}

.imgsv-panel li:hover {
    background: rgba(225, 225, 225, 1);
}

.imgsv-panel li.off:hover {
    background: none;
}

/* ---------- contents ---------- */
aside .contents {
    position: fixed;
    bottom: 137px;
    right: 7px;
    z-index: 9900;
    height: 38px;
    width: 38px;
    background: #f4f5f9;
    border: 1px solid #ccc;
}

aside .contents .btn {
    cursor: pointer;
}

aside .contents .btn svg {
    position: absolute;
    top: 7px;
    left: 7px;
    width: 22px;
    height: 22px;
    color: #aaa;
}

aside .contents.hover .btn svg,
aside .contents.on .btn svg {
    display: none;
}

aside .contents .btn span {
    display: none;
    padding: 12px 0;
    font-family: Microsoft YaHei, STXihei, STHeiti, Verdana, Arial, Helvetica, sans-serif;
    line-height: 14px;
    text-align: center;
    color: #aaa;
}

aside .contents.hover .btn span,
aside .contents.on .btn span {
    display: block;
}

aside .contents-list {
    display: none;
    position: absolute;
    right: 36px;
    bottom: -1px;
    width: 270px;
    max-height: 500px;
    padding: 18px;
    overflow: hidden;
    overflow-y: scroll;
    background: #f4f5f9;
    border: 1px solid #ccc;
}

aside .contents.hover .contents-list,
aside .contents.on .contents-list {
    display: block;
}

aside .contents-list p {
    padding-bottom: 5px;
    margin-bottom: 8px;
    border-bottom: #ccc 1px solid;
}

blockquote.markdown-contents {
    padding-left: 20px;
}

.markdown-contents ol {
    padding-left: 0;
    list-style: none;
}

.markdown-contents ol ol {
    padding-left: 2em;
}

.markdown-contents ol li>i {
    font-style: normal;
    margin-right: 4px;
    color: #4078c0;
}

/* ---------- aside-backTop ---------- */
aside .back-top {
    position: fixed;
    bottom: 100px;
    right: 7px;
    z-index: 9900;
    height: 38px;
    width: 38px;
    background: #f4f5f9;
    border: 1px solid #ccc;
}

aside .back-icon {
    display: block;
    position: relative;
    width: 32px;
    margin: 2px auto;
}

aside .back-icon svg {
    position: absolute;
    top: 6px;
    left: 5px;
    width: 22px;
    height: 22px;
    color: #aaa;
}

aside .back-text {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 99;
    padding: 4px;
    font-family: Microsoft YaHei, STXihei, STHeiti, Verdana, Arial, Helvetica, sans-serif;
    font-size: 11px;
    text-align: center;
    letter-spacing: 2px;
    line-height: 14px;
    background-color: #f4f5f9;
    cursor: pointer;
}

aside .back-text:hover {
    text-decoration: none;
}

aside .back-top:hover .back-icon {
    border: none;
}

aside .back-top:hover .back-text {
    display: block;
    color: #aaa;
}

/* ---------- footer ---------- */
footer {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
}

footer .signature {
    position: absolute;
    right: 20px;
    bottom: 8px;
    color: #999;
}

/* ---------- lowBrowser ---------- */
#lowBrowser {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999999;
    width: 100%;
    height: 100%;
}

#lowBrowser div {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000000;
    filter: progid:DXImageTransform.Microsoft.Alpha(opacity=50);
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(opacity=50)";
    zoom: 1;
}

#lowBrowser p {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    text-align: center;
}

#lowBrowser p span {
    display: inline-block;
    padding: 0 30px;
    color: #8a6d3b;
    line-height: 50px;
    background: #fcf8e3;
    border: #faebcc 1px solid;
}

/* ---------- response ---------- */
@media screen and (max-width:720px) {
    body {
        min-width: 320px;
        width: 100%;
    }

    /* ---------- markdown custom ---------- */
    .markdown-body h1:hover .anchor img,
    .markdown-body h2:hover .anchor img,
    .markdown-body h3:hover .anchor img {
        visibility: hidden;
    }

    .markdown-body h1:active .anchor img,
    .markdown-body h2:active .anchor img,
    .markdown-body h3:active .anchor img {
        visibility: visible;
    }

    .markdown-body pre code {
        word-wrap: normal;
        white-space: pre;
    }

    /* ---------- header ---------- */
    .header {
        position: fixed;
        left: 0;
        top: 0;
        z-index: 9999;
        height: 50px;
        border-top: #0373e4 3px solid;
    }

    .header .header-inner {
        height: 50px;
    }

    .header .logo {
        width: 100%;
        padding-top: 13px;
    }

    .header .logo img {
        height: 18px;
    }

    .header .logo i {
        width: 3px;
        height: 3px;
        margin: 9px 0 0 3px;
    }

    .header .logo b {
        max-width: 40%;
        height: auto;
        padding-left: 7px;
        font-size: 14px;
        background-size: 4px 4px;
    }

    .header .logo span {
        margin: -5px 0 0 0;
        -webkit-transform: scale(0.8);
        -moz-transform: scale(0.8);
        -ms-transform: scale(0.8);
        transform: scale(0.8);
    }

    .header .menu-icon {
        display: block;
        position: absolute;
        right: 0;
        top: 0;
        z-index: 1;
        width: 40px;
        height: 47px;
    }

    .header .menu-icon svg {
        position: absolute;
        top: 9px;
        left: 5px;
        width: 28px;
        height: 28px;
        color: #acacac;
    }

    .header .menu-icon.close svg {
        top: 14px;
        left: 10px;
        width: 18px;
        height: 18px;
    }

    .container {
        position: relative;
        margin: 50px auto 0;
        background: #fff;
        border: none;
    }

    /* ---------- menu ---------- */
    .container .nav {
        display: none;
        position: fixed;
        left: 0;
        top: 50px;
        z-index: 9999;
        width: 100%;
        height: 100%;
        padding-bottom: 30px;
        background: rgba(0, 0, 0, 0.92);
        overflow-y: scroll;
    }

    .container .nav.on {
        display: block;
    }

    .menu-filter {
        width: 100%;
        padding-right: 39px;
        background-color: none;
        box-sizing: border-box;
    }

    .menu-filter input {
        width: 90%;
        width: -webkit-calc(100% - 39px);
        width: -moz-calc(100% - 39px);
        width: -ms-calc(100% - 39px);
        width: calc(100% - 39px);
        color: #fff;
        background: none;
        border: none;
        border-bottom: #999 1px dashed;
    }

    .menu-filter i {
        right: 50px;
        padding: 2px 0 0 10px;
    }

    .menu-search {
        height: 37px;
    }

    .menu-search:hover {
        background-color: transparent;
    }

    .menu-search:active {
        background-color: #f4f5f9;
    }

    .menubar {
        width: 100%;
        height: auto;
        padding-bottom: 50px;
        border-right: none;
    }

    .menubar i {
        border-top: 1px solid #999;
    }

    .menubar i:hover {
        background-color: transparent;
    }

    .menubar i:active {
        background-color: #8c8888;
    }

    .menubar h4,
    .menubar h5 {
        color: #f5f5f5;
        border-top: 1px solid #999999;
        border-bottom: none;
        cursor: pointer;
    }

    .menubar h4,
    .menubar h5,
    .menubar ul {
        max-width: none;
    }

    .menubar h4:hover {
        background-color: #8c8888;
    }

    .menubar h4 a {
        color: #f5f5f5;
    }

    .menubar h4.on a {
        color: #fff;
    }

    .menubar ul li a {
        color: #f5f5f5;
    }

    .menubar ul li>a.on {
        color: #fff;
    }

    .menubar ul li>a:hover {
        color: #fff;
    }

    .menubar ul li>a.on:before {
        width: 3px;
    }

    .menubar ul li>a.on:after {
        background: #8c8888;
    }

    .menubar ul li>a:hover:after,
    .menubar ul li>strong:hover:after {
        background: none;
    }

    .menubar ul li>strong {
        color: #fff;
    }

    .menubar ul li>strong:hover {
        background: none;
    }

    .scroller .scroller-inner {
        overflow-x: scroll;
    }

    .scroller[data-x-rolling="true"] .scroller-content {
        min-width: 100%;
    }

    .scroller .scrollbar {
        display: none;
    }

    .main {
        width: 100%;
        height: auto;
        margin-left: 0;
        overflow: visible;
        box-sizing: border-box;
    }

    .main article.markdown-body {
        padding: 25px;
    }

    .main article iframe {
        border: 0;
    }

    .main .search-results {
        height: auto !important;
    }

    .main-sibling {
        padding: 30px 25px 25px;
    }

    .main-sibling p {
        height: 22px;
    }

    .main-sibling a {
        padding-right: 20px;
    }

    /* ---------- contents ---------- */
    aside .contents {
        bottom: 75px;
        border-radius: 50%;
    }

    aside .contents-list {
        right: 40px;
        width: 255px;
        max-height: 310px;
    }

    /* ---------- backTop ---------- */
    aside .back-top {
        border-radius: 50%;
        bottom: 32px;
    }

    aside .back-top:hover .back-text {
        display: none;
    }

    /* ---------- footer ---------- */
    footer {
        position: relative;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 0;
    }

    footer .signature {
        position: absolute;
        right: 12px;
        bottom: 6px;
        color: #ccc;
    }

    footer .signature a {
        color: #aaa;
    }

}






/* ---------- print ---------- */
@media print and (color) {
    * {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

@media print {
    @page {
        margin: 2cm;
        size: A4 portrait;
    }
}

@media print {

    /* ---------- main ---------- */
    body {
        color: black;
        background: #fff;
    }

    .header {
        display: none;
    }

    .container {
        margin: 0 auto;
        background: none;
        border: none;
    }

    .container .nav {
        display: none;
    }

    .main {
        margin-left: 0;
        padding: 0;
        font-size: 14px;
    }

    .main .markdown-body {
        display: block !important;
        font-family: Microsoft YaHei, Tahoma;
        font-weight: 300;
        ;
    }

    .main h1 {
        padding-top: 300px;
        font-size: 32px;
        text-align: center;
        font-weight: 600;
        border: none;
        page-break-after: always;
    }

    .main h1 .anchor {
        display: none;
    }

    .main h2 {
        font-size: 24px;
        font-weight: 500;
        border-bottom: #ccc 1px solid;
        page-break-after: avoid;
    }

    .main h3 {
        font-size: 18px;
        font-weight: 500;
        page-break-after: avoid;
    }

    .main h4 {
        font-size: 16px;
        font-weight: 400;
    }

    .main h1:hover .anchor svg,
    .main h2:hover .anchor svg,
    .main h3:hover .anchor svg {
        visibility: hidden;
    }

    .main img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }

    .main table th {
        font-weight: 500;
    }

    .main .testing-show {
        display: none;
    }

    .main .testing-box {
        display: none !important;
    }

    .main .markdown-body h2:first-of-type {
        page-break-before: always;
    }

    .main .markdown-body h1+h2 {
        page-break-before: auto !important;
    }

    .main .main-sibling {
        display: none;
    }

    .back-top {
        display: none;
    }

    .signature {
        display: none;
    }

    /* ---------- increment ---------- */
    .main {
        counter-reset: chapternum1;
    }

    h2 {
        counter-reset: chapternum2;
    }

    h2:before {
        counter-increment: chapternum1;
        content: counter(chapternum1) " ";
    }

    h3:before {
        counter-increment: chapternum2;
        content: counter(chapternum1) "." counter(chapternum2) " ";
    }

}

@charset "utf-8";

/* ---------- box ---------- */
.search-box * {
    font-family: Microsoft YaHei, STXihei, STHeiti, Verdana, Arial, Helvetica, sans-serif;
}

.search-box {
    display: none;
    position: absolute;
    top: 0;
    right: 0;
    z-index: 10;
    width: 100%;
    height: 100%;
    padding: 45px;
    background-color: #fff;
}

/* ---------- search-update ---------- */
.search-update {
    float: right;
    width: 350px;
    max-width: 100%;
}

.search-update .text {
    position: relative;
    width: 100%;
    padding-right: 140px;
    text-align: right;
    font-size: 12px;
    line-height: 20px;
}

.search-update .text:after {
    position: absolute;
    right: 122px;
    top: 9px;
    width: 1px;
    height: 24px;
    background: #ccc;
    content: ' ';
}

.search-update .text p {
    margin: 0;
}

.search-update .text time {
    display: inline-block;
    white-space: nowrap;
}

.search-update .text b {
    margin-right: 5px;
}

.search-update .text span {
    display: inline-block;
    margin-left: 5px;
    white-space: nowrap;
}

.search-update .text i {
    font-style: normal;
}

.search-update input {
    position: relative;
    z-index: 10;
    float: right;
    margin-top: 6px;
    padding: 4px 12px;
}

.search-update input[disabled] {
    padding: 5px 13px;
    color: #ccc;
    background: #f2f2f2;
    border: #aaa 1px solid;
    border-radius: 1px;
}

.search-update.off .text:after,
.search-update.off .text span,
.search-update.off .text i,
.search-update.off input {
    display: none;
}

.search-update.off .text b {
    margin-right: 0;
}

.search-update.off .text {
    padding-right: 5px;
}

.search-box h2 {
    height: 65px;
    color: #666;
    font-size: 24px;
    font-weight: normal;
}

/* ---------- search-input ---------- */
.search-input {
    position: relative;
    padding-right: 110px;
    padding-bottom: 30px;
}

.search-input input[type="text"] {
    display: inline-block;
    width: 100%;
    padding: 10px;
    font-size: 16px;
    border: #ccc 1px solid;
    outline: none;
}

.search-input input[type="text"]:focus {
    border: #81b9f2 1px solid;
    box-shadow: #81b9f2 0px 0px 2px;
}

.search-input input[type="button"] {
    position: absolute;
    top: 0;
    right: 0;
    width: 106px;
    height: 44px;
    text-align: center;
    line-height: 38px;
    font-size: 18px;
}

.search-input input[type="button"][disabled] {
    color: #ccc;
    background: #f2f2f2;
    border: #aaa 1px solid;
    border-radius: 1px;
}

/* ---------- search-results ---------- */
.search-results {
    overflow-y: scroll;
    background: #eee;
    border-top: #eee 1px solid;
    border-bottom: #eee 1px solid;
}

.search-result-message {
    display: none;
    padding-top: 50px;
    text-align: center;
    color: #777;
    font-size: 22px;
    line-height: 35px;
}

.search-list {
    list-style: none;
    padding: 18px 16px 5px;
}

.search-item {
    margin-bottom: 14px;
    background: #fff;
    border: #e6e6e6 1px solid;
}

.search-item:hover {
    border: #d9d9d9 1px solid;
    box-shadow: rgba(0, 0, 0, .1) 0 0 2px;
}

.search-item a:hover {
    text-decoration: none;
}

.search-item .content {
    padding: 12px 14px 6px;
}

.search-item .content strong {
    display: block;
    padding: 2px 0 5px 0;
    font-size: 16px;
    color: #333;
    line-height: 23px;
    font-weight: normal;
}

.search-item .content p {
    margin: 0 0 6px;
    color: #666;
    font-size: 14px;
}

.search-item .content p.p1 {
    margin: 1px 0 7px;
    overflow: hidden;
    line-height: 24px;
    white-space: nowrap;
    text-overflow: ellipsis;
    background: #f8f8f8;
    border-radius: 2px;
}

.search-item .content em {
    float: left;
    padding: 0 5px;
    margin: 1px 5px 0 1px;
    line-height: 22px;
    font-style: normal;
    font-size: 12px;
    color: #fff;
    background: #ccc;
    border-top-left-radius: 2px;
    border-bottom-left-radius: 2px;
}

.search-item .content mark {
    color: red;
    background: none;
}

.search-item .bottom {
    position: relative;
    padding: 0 14px;
    line-height: 30px;
    color: #999;
    border-top: #e6e6e6 1px solid;
    background: #fafafa;
}

.search-item .bottom p {
    margin: 0;
    padding-right: 200px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.search-item .bottom .time {
    position: absolute;
    top: 0;
    right: 14px;
}

.search-result-more {
    display: none;
    margin: 0 16px 18px;
    color: #999;
    text-align: center;
    line-height: 40px;
    font-size: 16px;
    letter-spacing: 1px;
    background: #fafafa;
    border: #e6e6e6 1px solid;
    cursor: pointer;
}

.search-result-more:active {
    padding-top: 1px;
    line-height: 39px;
}

/* ---------- search response ---------- */
@media screen and (max-width:950px) {
    .search-box h2 {
        clear: both;
        height: 90px;
        padding-top: 30px;
    }

    .search-item .bottom p {
        padding-right: 0;
        line-height: 32px;
    }

    .search-item .bottom .time {
        position: static;
        right: auto;
        padding-bottom: 8px;
        line-height: 16px;
    }
}

@media screen and (max-width:375px) {
    .search-box h2 {
        height: 100px;
        padding-top: 40px;
    }

    .search-update .text {
        clear: both;
        padding-right: 0;
        padding-top: 10px;
    }

    .search-update .text:after {
        display: none;
        content: '';
    }

    .search-input {
        padding-right: 90px;
    }

    .search-input input[type="button"] {
        width: 86px;
    }
}

@media screen and (max-width:720px) {
    .search-box {
        height: auto;
        min-height: 100%;
    }
}

#view img {
    max-width: 271px !important;
}