<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">
* {
    -webkit-font-smoothing: antialiased;
    -webkit-overflow-scrolling: touch;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    -webkit-text-size-adjust: none;
    -webkit-touch-callout: none;
    box-sizing: border-box
}

body:not(.ready) {
    overflow: hidden
}

    body:not(.ready) .app-nav, body:not(.ready) &gt; nav, body:not(.ready) [data-cloak] {
        display: none
    }

div#app {
    font-size: 30px;
    font-weight: lighter;
    margin: 40vh auto;
    text-align: center
}

    div#app:empty:before {
        content: "Loading..."
    }

.emoji {
    height: 1.2rem;
    vertical-align: middle
}

.progress {
    background-color: var(--theme-color,#42b983);
    height: 2px;
    left: 0;
    position: fixed;
    right: 0;
    top: 0;
    transition: width .2s,opacity .4s;
    width: 0;
    z-index: 999999
}

.search a:hover {
    color: var(--theme-color,#42b983)
}

.search .search-keyword {
    color: var(--theme-color,#42b983);
    font-style: normal;
    font-weight: 700
}

body, html {
    height: 100%
}

body {
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    color: #34495e;
    font-family: Source Sans Pro,Helvetica Neue,Arial,sans-serif;
    font-size: 15px;
    letter-spacing: 0;
    margin: 0;
    overflow-x: hidden
}

img {
    max-width: 100%
}

a[disabled] {
    cursor: not-allowed;
    opacity: .6
}

kbd {
    border: 1px solid #ccc;
    border-radius: 3px;
    display: inline-block;
    font-size: 12px !important;
    line-height: 12px;
    margin-bottom: 3px;
    padding: 3px 5px;
    vertical-align: middle
}

li input[type=checkbox] {
    margin: 0 .2em .25em 0;
    vertical-align: middle
}

.app-nav {
    margin: 25px 60px 0 0;
    position: absolute;
    right: 0;
    text-align: right;
    z-index: 10
}

    .app-nav.no-badge {
        margin-right: 25px
    }

    .app-nav p {
        margin: 0
    }

    .app-nav &gt; a {
        margin: 0 1rem;
        padding: 5px 0
    }

    .app-nav li, .app-nav ul {
        display: inline-block;
        list-style: none;
        margin: 0
    }

    .app-nav a {
        color: inherit;
        font-size: 16px;
        text-decoration: none;
        transition: color .3s
    }

        .app-nav a:hover {
            color: var(--theme-color,#42b983)
        }

        .app-nav a.active {
            border-bottom: 2px solid var(--theme-color,#42b983);
            color: var(--theme-color,#42b983)
        }

    .app-nav li {
        display: inline-block;
        margin: 0 1rem;
        padding: 5px 0;
        position: relative;
        cursor: pointer
    }

        .app-nav li ul {
            background-color: #fff;
            border: 1px solid;
            border-color: #ddd #ddd #ccc;
            border-radius: 4px;
            box-sizing: border-box;
            display: none;
            max-height: calc(100vh - 61px);
            overflow-y: auto;
            padding: 10px 0;
            position: absolute;
            right: -15px;
            text-align: left;
            top: 100%;
            white-space: nowrap
        }

            .app-nav li ul li {
                display: block;
                font-size: 14px;
                line-height: 1rem;
                margin: 8px 14px;
                white-space: nowrap
            }

            .app-nav li ul a {
                display: block;
                font-size: inherit;
                margin: 0;
                padding: 0
            }

                .app-nav li ul a.active {
                    border-bottom: 0
                }

        .app-nav li:hover ul {
            display: block
        }

.github-corner {
    border-bottom: 0;
    position: fixed;
    right: 0;
    text-decoration: none;
    top: 0;
    z-index: 1
}

    .github-corner:hover .octo-arm {
        -webkit-animation: octocat-wave .56s ease-in-out;
        animation: octocat-wave .56s ease-in-out
    }

    .github-corner svg {
        color: #fff;
        fill: var(--theme-color,#42b983);
        height: 80px;
        width: 80px
    }

main {
    display: block;
    position: relative;
    width: 100vw;
    height: 100%;
    z-index: 0
}

    main.hidden {
        display: none
    }

.anchor {
    display: inline-block;
    text-decoration: none;
    transition: all .3s
}

    .anchor span {
        color: #34495e
    }

    .anchor:hover {
        text-decoration: underline
    }

.sidebar {
    border-right: 1px solid rgba(0,0,0,.07);
    overflow-y: auto;
    padding: 40px 0 0;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    transition: transform .25s ease-out;
    width: 300px;
    z-index: 20
}

    .sidebar &gt; h1 {
        margin: 0 auto 1rem;
        font-size: 1.5rem;
        font-weight: 300;
        text-align: center
    }

        .sidebar &gt; h1 a {
            color: inherit;
            text-decoration: none
        }

        .sidebar &gt; h1 .app-nav {
            display: block;
            position: static
        }

    .sidebar .sidebar-nav {
        line-height: 2em;
        padding-bottom: 40px
    }

    .sidebar li.collapse .app-sub-sidebar {
        display: none
    }

    .sidebar ul {
        margin: 0 0 0 15px;
        padding: 0
    }

    .sidebar li &gt; p {
        font-weight: 700;
        margin: 0
    }

    .sidebar ul, .sidebar ul li {
        list-style: none
    }

        .sidebar ul li a {
            border-bottom: none;
            display: block
        }

        .sidebar ul li ul {
            padding-left: 20px
        }

    .sidebar::-webkit-scrollbar {
        width: 4px
    }

    .sidebar::-webkit-scrollbar-thumb {
        background: transparent;
        border-radius: 4px
    }

    .sidebar:hover::-webkit-scrollbar-thumb {
        background: hsla(0,0%,53.3%,.4)
    }

    .sidebar:hover::-webkit-scrollbar-track {
        background: hsla(0,0%,53.3%,.1)
    }

.sidebar-toggle {
    background-color: transparent;
    background-color: hsla(0,0%,100%,.8);
    border: 0;
    outline: none;
    padding: 10px;
    position: absolute;
    bottom: 0;
    left: 0;
    text-align: center;
    transition: opacity .3s;
    width: 284px;
    z-index: 30;
    cursor: pointer
}

    .sidebar-toggle:hover .sidebar-toggle-button {
        opacity: .4
    }

    .sidebar-toggle span {
        background-color: var(--theme-color,#42b983);
        display: block;
        margin-bottom: 4px;
        width: 16px;
        height: 2px
    }

body.sticky .sidebar, body.sticky .sidebar-toggle {
    position: fixed
}

.content {
    padding-top: 60px;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 300px;
    transition: left .25s ease
}

.markdown-section {
    margin: 0 auto;
    max-width: 80%;
    padding: 30px 15px 40px;
    position: relative
}

    .markdown-section &gt; * {
        box-sizing: border-box;
        font-size: inherit
    }

    .markdown-section &gt; :first-child {
        margin-top: 0 !important
    }

    .markdown-section hr {
        border: none;
        border-bottom: 1px solid #eee;
        margin: 2em 0
    }

    .markdown-section iframe {
        border: 1px solid #eee;
        width: 1px;
        min-width: 100%
    }

    .markdown-section table {
        border-collapse: collapse;
        border-spacing: 0;
        display: block;
        margin-bottom: 1rem;
        overflow: auto;
        width: 100%
    }

    .markdown-section th {
        font-weight: 700
    }

    .markdown-section td, .markdown-section th {
        border: 1px solid #ddd;
        padding: 6px 13px
    }

    .markdown-section tr {
        border-top: 1px solid #ccc
    }

        .markdown-section tr:nth-child(2n) {
            background-color: #f8f8f8
        }

    .markdown-section p.tip {
        background-color: #f8f8f8;
        border-bottom-right-radius: 2px;
        border-left: 4px solid #f66;
        border-top-right-radius: 2px;
        margin: 2em 0;
        padding: 12px 24px 12px 30px;
        position: relative
    }

        .markdown-section p.tip:before {
            background-color: #f66;
            border-radius: 100%;
            color: #fff;
            content: "!";
            font-family: Dosis,Source Sans Pro,Helvetica Neue,Arial,sans-serif;
            font-size: 14px;
            font-weight: 700;
            left: -12px;
            line-height: 20px;
            position: absolute;
            height: 20px;
            width: 20px;
            text-align: center;
            top: 14px
        }

        .markdown-section p.tip code {
            background-color: #efefef
        }

        .markdown-section p.tip em {
            color: #34495e
        }

    .markdown-section p.warn {
        background: rgba(66,185,131,.1);
        border-radius: 2px;
        padding: 1rem
    }

    .markdown-section ul.task-list &gt; li {
        list-style-type: none
    }

body.close .sidebar {
    transform: translateX(-300px)
}

body.close .sidebar-toggle {
    width: auto
}

body.close .content {
    left: 0
}

@media print {
    .app-nav, .github-corner, .sidebar, .sidebar-toggle {
        display: none
    }
}

@media screen and (max-width:768px) {
    .github-corner, .sidebar, .sidebar-toggle {
        position: fixed
    }

    .app-nav {
        margin-top: 16px
    }

        .app-nav li ul {
            top: 30px
        }

    main {
        height: auto;
        min-height: 100vh;
        overflow-x: hidden
    }

    .sidebar {
        left: -300px;
        transition: transform .25s ease-out
    }

    .content {
        left: 0;
        max-width: 100vw;
        position: static;
        padding-top: 20px;
        transition: transform .25s ease
    }

    .app-nav, .github-corner {
        transition: transform .25s ease-out
    }

    .sidebar-toggle {
        background-color: transparent;
        width: auto;
        padding: 30px 30px 10px 10px
    }

    body.close .sidebar {
        transform: translateX(300px)
    }

    body.close .sidebar-toggle {
        background-color: hsla(0,0%,100%,.8);
        transition: background-color 1s;
        width: 284px;
        padding: 10px
    }

    body.close .content {
        transform: translateX(300px)
    }

    body.close .app-nav, body.close .github-corner {
        display: none
    }

    .github-corner:hover .octo-arm {
        -webkit-animation: none;
        animation: none
    }

    .github-corner .octo-arm {
        -webkit-animation: octocat-wave .56s ease-in-out;
        animation: octocat-wave .56s ease-in-out
    }
}

@-webkit-keyframes octocat-wave {
    0%,to {
        transform: rotate(0)
    }

    20%,60% {
        transform: rotate(-25deg)
    }

    40%,80% {
        transform: rotate(10deg)
    }
}

@keyframes octocat-wave {
    0%,to {
        transform: rotate(0)
    }

    20%,60% {
        transform: rotate(-25deg)
    }

    40%,80% {
        transform: rotate(10deg)
    }
}

section.cover {
    align-items: center;
    background-position: 50%;
    background-repeat: no-repeat;
    background-size: cover;
    height: 100vh;
    width: 100vw;
    display: none
}

    section.cover.show {
        display: flex
    }

    section.cover.has-mask .mask {
        background-color: #fff;
        opacity: .8;
        position: absolute;
        top: 0;
        height: 100%;
        width: 100%
    }

    section.cover .cover-main {
        flex: 1;
        margin: -20px 16px 0;
        text-align: center;
        position: relative
    }

    section.cover a {
        color: inherit;
        text-decoration: none
    }

        section.cover a:hover {
            text-decoration: none
        }

    section.cover p {
        line-height: 1.5rem;
        margin: 1em 0
    }

    section.cover h1 {
        color: inherit;
        font-size: 2.5rem;
        font-weight: 300;
        margin: .625rem 0 2.5rem;
        position: relative;
        text-align: center
    }

        section.cover h1 a {
            display: block
        }

        section.cover h1 small {
            bottom: -.4375rem;
            font-size: 1rem;
            position: absolute
        }

    section.cover blockquote {
        font-size: 1.5rem;
        text-align: center
    }

    section.cover ul {
        line-height: 1.8;
        list-style-type: none;
        margin: 1em auto;
        max-width: 500px;
        padding: 0
    }

    section.cover .cover-main &gt; p:last-child a {
        border-radius: 2rem;
        border: 1px solid var(--theme-color,#42b983);
        box-sizing: border-box;
        color: var(--theme-color,#42b983);
        display: inline-block;
        font-size: 1.05rem;
        letter-spacing: .1rem;
        margin: .5rem 1rem;
        padding: .75em 2rem;
        text-decoration: none;
        transition: all .15s ease
    }

        section.cover .cover-main &gt; p:last-child a:last-child {
            background-color: var(--theme-color,#42b983);
            color: #fff
        }

            section.cover .cover-main &gt; p:last-child a:last-child:hover {
                color: inherit;
                opacity: .8
            }

        section.cover .cover-main &gt; p:last-child a:hover {
            color: inherit
        }

    section.cover blockquote &gt; p &gt; a {
        border-bottom: 2px solid var(--theme-color,#42b983);
        transition: color .3s
    }

        section.cover blockquote &gt; p &gt; a:hover {
            color: var(--theme-color,#42b983)
        }

.sidebar, body {
    background-color: #fff
}

.sidebar {
    color: #364149
}

    .sidebar li {
        margin: 6px 0
    }

    .sidebar ul li a {
        color: #505d6b;
        font-size: 14px;
        font-weight: 400;
        overflow: hidden;
        text-decoration: none;
        text-overflow: ellipsis;
        white-space: nowrap
    }

        .sidebar ul li a:hover {
            text-decoration: underline
        }

    .sidebar ul li ul {
        padding: 0
    }

    .sidebar ul li.active &gt; a {
        border-right: 2px solid;
        color: var(--theme-color,#42b983);
        font-weight: 600
    }

.app-sub-sidebar li:before {
    content: "-";
    padding-right: 4px;
    float: left
}

.markdown-section h1, .markdown-section h2, .markdown-section h3, .markdown-section h4, .markdown-section strong {
    color: #2c3e50;
    font-weight: 600
}

.markdown-section a {
    color: var(--theme-color,#42b983);
    font-weight: 600
}

.markdown-section h1 {
    font-size: 2rem;
    margin: 0 0 1rem
}

.markdown-section h2 {
    font-size: 1.75rem;
    margin: 45px 0 .8rem
}

.markdown-section h3 {
    font-size: 1.5rem;
    margin: 40px 0 .6rem
}

.markdown-section h4 {
    font-size: 1.25rem
}

.markdown-section h5 {
    font-size: 1rem
}

.markdown-section h6 {
    color: #777;
    font-size: 1rem
}

.markdown-section figure, .markdown-section p {
    margin: 1.2em 0
}

.markdown-section ol, .markdown-section p, .markdown-section ul {
    line-height: 1.6rem;
    word-spacing: .05rem
}

.markdown-section ol, .markdown-section ul {
    padding-left: 1.5rem
}

.markdown-section blockquote {
    border-left: 4px solid var(--theme-color,#42b983);
    color: #858585;
    margin: 2em 0;
    padding-left: 20px
}

    .markdown-section blockquote p {
        font-weight: 600;
        margin-left: 0
    }

.markdown-section iframe {
    margin: 1em 0
}

.markdown-section em {
    color: #7f8c8d
}

.markdown-section code, .markdown-section output:after, .markdown-section pre {
    font-family: Roboto Mono,Monaco,courier,monospace
}

.markdown-section code, .markdown-section pre {
    background-color: #f8f8f8
}

.markdown-section output, .markdown-section pre {
    margin: 1.2em 0;
    position: relative
}

    .markdown-section output, .markdown-section pre &gt; code {
        border-radius: 2px;
        display: block
    }

        .markdown-section output:after, .markdown-section pre &gt; code {
            -moz-osx-font-smoothing: initial;
            -webkit-font-smoothing: initial
        }

.markdown-section code {
    border-radius: 2px;
    color: #e96900;
    margin: 0 2px;
    padding: 3px 5px;
    white-space: pre-wrap
}

.markdown-section &gt; :not(h1):not(h2):not(h3):not(h4):not(h5):not(h6) code {
    font-size: .8rem
}

.markdown-section pre {
    padding: 0 1.4rem;
    line-height: 1.5rem;
    overflow: auto;
    word-wrap: normal
}

    .markdown-section pre &gt; code {
        color: #525252;
        font-size: .8rem;
        padding: 2.2em 5px;
        line-height: inherit;
        margin: 0 2px;
        max-width: inherit;
        overflow: inherit;
        white-space: inherit
    }

.markdown-section output {
    padding: 1.7rem 1.4rem;
    border: 1px dotted #ccc
}

    .markdown-section output &gt; :first-child {
        margin-top: 0
    }

    .markdown-section output &gt; :last-child {
        margin-bottom: 0
    }

    .markdown-section code:after, .markdown-section code:before, .markdown-section output:after, .markdown-section output:before {
        letter-spacing: .05rem
    }

    .markdown-section output:after, .markdown-section pre:after {
        color: #ccc;
        font-size: .6rem;
        font-weight: 600;
        height: 15px;
        line-height: 15px;
        padding: 5px 10px 0;
        position: absolute;
        right: 0;
        text-align: right;
        top: 0
    }

    .markdown-section output:after, .markdown-section pre:after {
        content: attr(data-lang)
    }

.token.cdata, .token.comment, .token.doctype, .token.prolog {
    color: #8e908c
}

.token.namespace {
    opacity: .7
}

.token.boolean, .token.number {
    color: #c76b29
}

.token.punctuation {
    color: #525252
}

.token.property {
    color: #c08b30
}

.token.tag {
    color: #2973b7
}

.token.string {
    color: var(--theme-color,#42b983)
}

.token.selector {
    color: #6679cc
}

.token.attr-name {
    color: #2973b7
}

.language-css .token.string, .style .token.string, .token.entity, .token.url {
    color: #22a2c9
}

.token.attr-value, .token.control, .token.directive, .token.unit {
    color: var(--theme-color,#42b983)
}

.token.function, .token.keyword {
    color: #e96900
}

.token.atrule, .token.regex, .token.statement {
    color: #22a2c9
}

.token.placeholder, .token.variable {
    color: #3d8fd1
}

.token.deleted {
    text-decoration: line-through
}

.token.inserted {
    border-bottom: 1px dotted #202746;
    text-decoration: none
}

.token.italic {
    font-style: italic
}

.token.bold, .token.important {
    font-weight: 700
}

.token.important {
    color: #c94922
}

.token.entity {
    cursor: help
}

code .token {
    -moz-osx-font-smoothing: initial;
    -webkit-font-smoothing: initial;
    min-height: 1.5rem;
    position: relative;
    left: auto
}
</pre></body></html>