html[data-v-7a1bb967]{overflow-x:initial!important}[data-v-7a1bb967]:root{--bg-color:#fff;--text-color:#333;--select-text-bg-color:#b5d6fc;--select-text-font-color:auto;--monospace:"Lucida Console",Consolas,"Courier",monospace}html[data-v-7a1bb967]{font-size:14px;background-color:var(--bg-color);color:var(--text-color);font-family:Helvetica Neue,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}body[data-v-7a1bb967]{margin:0;padding:0;height:auto;bottom:0;top:0;left:0;right:0;font-size:1rem;line-height:1.42857;overflow-x:hidden;background:inherit;-moz-tab-size:4;-o-tab-size:4;tab-size:4}iframe[data-v-7a1bb967]{margin:auto}a.url[data-v-7a1bb967]{word-break:break-all}a[data-v-7a1bb967]:active,a[data-v-7a1bb967]:hover{outline:0}[data-v-7a1bb967]::-moz-selection{text-shadow:none;background:var(--select-text-bg-color);color:var(--select-text-font-color)}.in-text-selection[data-v-7a1bb967],[data-v-7a1bb967]::selection{text-shadow:none;background:var(--select-text-bg-color);color:var(--select-text-font-color)}#write[data-v-7a1bb967]{height:auto;width:inherit;word-break:normal;word-wrap:break-word;position:relative;white-space:normal;overflow-x:visible;padding-top:40px}#write.first-line-indent p[data-v-7a1bb967]{text-indent:2em}#write.first-line-indent li p[data-v-7a1bb967],#write.first-line-indent p [data-v-7a1bb967]{text-indent:0}#write.first-line-indent li[data-v-7a1bb967]{margin-left:2em}.for-image #write[data-v-7a1bb967]{padding-left:8px;padding-right:8px}body.typora-export[data-v-7a1bb967]{padding-left:30px;padding-right:30px}.typora-export .footnote-line[data-v-7a1bb967],.typora-export li[data-v-7a1bb967],.typora-export p[data-v-7a1bb967]{white-space:pre-wrap}@media screen and (max-width:500px){body.typora-export[data-v-7a1bb967]{padding-left:0;padding-right:0}#write[data-v-7a1bb967]{padding-left:20px;padding-right:20px}.CodeMirror-sizer[data-v-7a1bb967]{margin-left:0!important}.CodeMirror-gutters[data-v-7a1bb967]{display:none!important}}#write li>figure[data-v-7a1bb967]:first-child{margin-top:-20px}#write ol[data-v-7a1bb967],#write ul[data-v-7a1bb967]{position:relative}img[data-v-7a1bb967]{max-width:100%;vertical-align:middle}button[data-v-7a1bb967],input[data-v-7a1bb967],select[data-v-7a1bb967],textarea[data-v-7a1bb967]{color:inherit;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit}input[type=checkbox][data-v-7a1bb967],input[type=radio][data-v-7a1bb967]{line-height:normal;padding:0}[data-v-7a1bb967],[data-v-7a1bb967]:after,[data-v-7a1bb967]:before{-webkit-box-sizing:border-box;box-sizing:border-box}#write h1[data-v-7a1bb967],#write h2[data-v-7a1bb967],#write h3[data-v-7a1bb967],#write h4[data-v-7a1bb967],#write h5[data-v-7a1bb967],#write h6[data-v-7a1bb967],#write p[data-v-7a1bb967],#write pre[data-v-7a1bb967]{width:inherit}#write h1[data-v-7a1bb967],#write h2[data-v-7a1bb967],#write h3[data-v-7a1bb967],#write h4[data-v-7a1bb967],#write h5[data-v-7a1bb967],#write h6[data-v-7a1bb967],#write p[data-v-7a1bb967]{position:relative}h1[data-v-7a1bb967],h2[data-v-7a1bb967],h3[data-v-7a1bb967],h4[data-v-7a1bb967],h5[data-v-7a1bb967],h6[data-v-7a1bb967]{-webkit-column-break-after:avoid;-moz-column-break-after:avoid;break-after:avoid-page;-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid;orphans:2}p[data-v-7a1bb967]{orphans:4}h1[data-v-7a1bb967]{font-size:2rem}h2[data-v-7a1bb967]{font-size:1.8rem}h3[data-v-7a1bb967]{font-size:1.6rem}h4[data-v-7a1bb967]{font-size:1.4rem}h5[data-v-7a1bb967]{font-size:1.2rem}h6[data-v-7a1bb967]{font-size:1rem}.md-math-block[data-v-7a1bb967],.md-rawblock[data-v-7a1bb967],h1[data-v-7a1bb967],h2[data-v-7a1bb967],h3[data-v-7a1bb967],h4[data-v-7a1bb967],h5[data-v-7a1bb967],h6[data-v-7a1bb967],p[data-v-7a1bb967]{margin-top:1rem;margin-bottom:1rem}.hidden[data-v-7a1bb967]{display:none}.md-blockmeta[data-v-7a1bb967]{color:#ccc;font-weight:700;font-style:italic}a[data-v-7a1bb967]{cursor:pointer}sup.md-footnote[data-v-7a1bb967]{padding:2px 4px;background-color:hsla(0,0%,93.3%,.7);color:#555;border-radius:4px;cursor:pointer}sup.md-footnote a[data-v-7a1bb967],sup.md-footnote a[data-v-7a1bb967]:hover{color:inherit;text-transform:inherit;text-decoration:inherit}#write input[type=checkbox][data-v-7a1bb967]{cursor:pointer;width:inherit;height:inherit}figure[data-v-7a1bb967]{overflow-x:auto;margin:1.2em 0;max-width:calc(100% + 16px);padding:0}figure>table[data-v-7a1bb967]{margin:0!important}tr[data-v-7a1bb967]{-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid;-webkit-column-break-after:auto;-moz-column-break-after:auto;break-after:auto}thead[data-v-7a1bb967]{display:table-header-group}table[data-v-7a1bb967]{border-collapse:collapse;border-spacing:0;width:100%;overflow:auto;-webkit-column-break-inside:auto;-moz-column-break-inside:auto;break-inside:auto;text-align:left}table.md-table td[data-v-7a1bb967]{min-width:32px}.CodeMirror-gutters[data-v-7a1bb967]{border-right:0;background-color:inherit}.CodeMirror-linenumber[data-v-7a1bb967]{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.CodeMirror[data-v-7a1bb967]{text-align:left}.CodeMirror-placeholder[data-v-7a1bb967]{opacity:.3}.CodeMirror pre[data-v-7a1bb967]{padding:0 4px}.CodeMirror-lines[data-v-7a1bb967]{padding:0}div.hr[data-v-7a1bb967]:focus{cursor:none}#write pre[data-v-7a1bb967]{white-space:pre-wrap}#write.fences-no-line-wrapping pre[data-v-7a1bb967]{white-space:pre}#write pre.ty-contain-cm[data-v-7a1bb967]{white-space:normal}.CodeMirror-gutters[data-v-7a1bb967]{margin-right:4px}.md-fences[data-v-7a1bb967]{font-size:.9rem;display:block;-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid;text-align:left;overflow:visible;white-space:pre;background:inherit;position:relative!important}.md-diagram-panel[data-v-7a1bb967]{width:100%;margin-top:10px;text-align:center;padding-top:0;padding-bottom:8px;overflow-x:auto}#write .md-fences.mock-cm[data-v-7a1bb967]{white-space:pre-wrap}.md-fences.md-fences-with-lineno[data-v-7a1bb967]{padding-left:0}#write.fences-no-line-wrapping .md-fences.mock-cm[data-v-7a1bb967]{white-space:pre;overflow-x:auto}.md-fences.mock-cm.md-fences-with-lineno[data-v-7a1bb967]{padding-left:8px}.CodeMirror-line[data-v-7a1bb967],twitterwidget[data-v-7a1bb967]{-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid}.footnotes[data-v-7a1bb967]{opacity:.8;font-size:.9rem;margin-top:1em;margin-bottom:1em}.footnotes+.footnotes[data-v-7a1bb967]{margin-top:0}.md-reset[data-v-7a1bb967]{margin:0;padding:0;border:0;outline:0;vertical-align:top;background:0 0;text-decoration:none;text-shadow:none;float:none;position:static;width:auto;height:auto;white-space:nowrap;cursor:inherit;-webkit-tap-highlight-color:transparent;line-height:normal;font-weight:400;text-align:left;-webkit-box-sizing:content-box;box-sizing:content-box;direction:ltr}li div[data-v-7a1bb967]{padding-top:0}blockquote[data-v-7a1bb967]{margin:1rem 0}li .mathjax-block[data-v-7a1bb967],li p[data-v-7a1bb967]{margin:.5rem 0}li[data-v-7a1bb967]{margin:0;position:relative}blockquote[data-v-7a1bb967]>:last-child{margin-bottom:0}blockquote[data-v-7a1bb967]>:first-child,li[data-v-7a1bb967]>:first-child{margin-top:0}.footnotes-area[data-v-7a1bb967]{color:#888;margin-top:.714rem;padding-bottom:.143rem;white-space:normal}#write .footnote-line[data-v-7a1bb967]{white-space:pre-wrap}@media print{body[data-v-7a1bb967],html[data-v-7a1bb967]{border:1px solid transparent;height:99%;-webkit-column-break-after:avoid;-moz-column-break-after:avoid;break-after:avoid;-webkit-column-break-before:avoid;-moz-column-break-before:avoid;break-before:avoid}#write[data-v-7a1bb967]{margin-top:0;padding-top:0;border-color:transparent!important}.typora-export [data-v-7a1bb967]{-webkit-print-color-adjust:exact}html.blink-to-pdf[data-v-7a1bb967]{font-size:13px}.typora-export #write[data-v-7a1bb967]{padding-left:32px;padding-right:32px;padding-bottom:0;-webkit-column-break-after:avoid;-moz-column-break-after:avoid;break-after:avoid}.typora-export #write[data-v-7a1bb967]:after{height:0}@page{margin:20mm 0}}.footnote-line[data-v-7a1bb967]{margin-top:.714em;font-size:.7em}a img[data-v-7a1bb967],img a[data-v-7a1bb967]{cursor:pointer}pre.md-meta-block[data-v-7a1bb967]{font-size:.8rem;min-height:.8rem;white-space:pre-wrap;background:#ccc;display:block;overflow-x:hidden}p>.md-image:only-child:not(.md-img-error) img[data-v-7a1bb967],p>img[data-v-7a1bb967]:only-child{display:block;margin:auto}p>.md-image[data-v-7a1bb967]:only-child{display:inline-block;width:100%}#write .MathJax_Display[data-v-7a1bb967]{margin:.8em 0 0}.md-math-block[data-v-7a1bb967]{width:100%}.md-math-block[data-v-7a1bb967]:not(:empty):after{display:none}[contenteditable=true][data-v-7a1bb967]:active,[contenteditable=true][data-v-7a1bb967]:focus{outline:0;-webkit-box-shadow:none;box-shadow:none}.md-task-list-item[data-v-7a1bb967]{position:relative;list-style-type:none}.task-list-item.md-task-list-item[data-v-7a1bb967]{padding-left:0}.md-task-list-item>input[data-v-7a1bb967]{position:absolute;top:0;left:0;margin-left:-1.2em;margin-top:calc(1em - 10px);border:none}.math[data-v-7a1bb967]{font-size:1rem}.md-toc[data-v-7a1bb967]{min-height:3.58rem;position:relative;font-size:.9rem;border-radius:10px}.md-toc-content[data-v-7a1bb967]{position:relative;margin-left:0}.md-toc-content[data-v-7a1bb967]:after,.md-toc[data-v-7a1bb967]:after{display:none}.md-toc-item[data-v-7a1bb967]{display:block;color:#4183c4}.md-toc-item a[data-v-7a1bb967]{text-decoration:none}.md-toc-inner[data-v-7a1bb967]:hover{text-decoration:underline}.md-toc-inner[data-v-7a1bb967]{display:inline-block;cursor:pointer}.md-toc-h1 .md-toc-inner[data-v-7a1bb967]{margin-left:0;font-weight:700}.md-toc-h2 .md-toc-inner[data-v-7a1bb967]{margin-left:2em}.md-toc-h3 .md-toc-inner[data-v-7a1bb967]{margin-left:4em}.md-toc-h4 .md-toc-inner[data-v-7a1bb967]{margin-left:6em}.md-toc-h5 .md-toc-inner[data-v-7a1bb967]{margin-left:8em}.md-toc-h6 .md-toc-inner[data-v-7a1bb967]{margin-left:10em}@media screen and (max-width:48em){.md-toc-h3 .md-toc-inner[data-v-7a1bb967]{margin-left:3.5em}.md-toc-h4 .md-toc-inner[data-v-7a1bb967]{margin-left:5em}.md-toc-h5 .md-toc-inner[data-v-7a1bb967]{margin-left:6.5em}.md-toc-h6 .md-toc-inner[data-v-7a1bb967]{margin-left:8em}}a.md-toc-inner[data-v-7a1bb967]{font-size:inherit;font-style:inherit;font-weight:inherit;line-height:inherit}.footnote-line a[data-v-7a1bb967]:not(.reversefootnote){color:inherit}.md-attr[data-v-7a1bb967]{display:none}.md-fn-count[data-v-7a1bb967]:after{content:"."}code[data-v-7a1bb967],pre[data-v-7a1bb967],samp[data-v-7a1bb967],tt[data-v-7a1bb967]{font-family:var(--monospace)}kbd[data-v-7a1bb967]{margin:0 .1em;padding:.1em .6em;font-size:.8em;color:#242729;background:#fff;border:1px solid #adb3b9;border-radius:3px;-webkit-box-shadow:rgba(12,13,14,.2) 0 1px 0,#fff 0 0 0 2px inset;box-shadow:0 1px 0 rgba(12,13,14,.2),inset 0 0 0 2px #fff;white-space:nowrap;vertical-align:middle}.md-comment[data-v-7a1bb967]{color:#a27f03;opacity:.8;font-family:var(--monospace)}code[data-v-7a1bb967]{text-align:left;vertical-align:initial}a.md-print-anchor[data-v-7a1bb967]{white-space:pre!important;border-width:initial!important;border-style:none!important;border-color:initial!important;display:inline-block!important;position:absolute!important;width:1px!important;right:0!important;outline:0!important;background:0 0!important;text-decoration:initial!important;text-shadow:none!important}.md-inline-math .MathJax_SVG .noError[data-v-7a1bb967]{display:none!important}.html-for-mac .inline-math-svg .MathJax_SVG[data-v-7a1bb967]{vertical-align:.2px}.md-math-block .MathJax_SVG_Display[data-v-7a1bb967]{text-align:center;margin:0;position:relative;text-indent:0;max-width:none;max-height:none;min-height:0;min-width:100%;width:auto;overflow-y:hidden;display:block!important}.MathJax_SVG_Display[data-v-7a1bb967],.md-inline-math .MathJax_SVG_Display[data-v-7a1bb967]{width:auto;margin:inherit;display:inline-block!important}.MathJax_SVG .MJX-monospace[data-v-7a1bb967]{font-family:var(--monospace)}.MathJax_SVG .MJX-sans-serif[data-v-7a1bb967]{font-family:sans-serif}.MathJax_SVG[data-v-7a1bb967]{display:inline;font-style:normal;font-weight:400;line-height:normal;zoom:90%;text-indent:0;text-align:left;text-transform:none;letter-spacing:normal;word-spacing:normal;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;max-width:none;max-height:none;min-width:0;min-height:0;border:0;padding:0;margin:0}.MathJax_SVG [data-v-7a1bb967]{-webkit-transition:none;transition:none}.MathJax_SVG_Display svg[data-v-7a1bb967]{vertical-align:middle!important;margin-bottom:0!important}.os-windows.monocolor-emoji .md-emoji[data-v-7a1bb967]{font-family:Segoe UI Symbol,sans-serif}.md-diagram-panel>svg[data-v-7a1bb967],[lang=flow] svg[data-v-7a1bb967],[lang=mermaid] svg[data-v-7a1bb967]{max-width:100%}[lang=mermaid] .node text[data-v-7a1bb967]{font-size:1rem}table tr th[data-v-7a1bb967]{border-bottom:0}video[data-v-7a1bb967]{max-width:100%;display:block;margin:0 auto}iframe[data-v-7a1bb967]{max-width:100%;width:100%;border:none}.highlight td[data-v-7a1bb967],.highlight tr[data-v-7a1bb967]{border:0}.CodeMirror[data-v-7a1bb967]{height:auto}.CodeMirror.cm-s-inner[data-v-7a1bb967]{background:inherit}.CodeMirror-scroll[data-v-7a1bb967]{overflow-y:hidden;overflow-x:auto;z-index:3}.CodeMirror-gutter-filler[data-v-7a1bb967],.CodeMirror-scrollbar-filler[data-v-7a1bb967]{background-color:#fff}.CodeMirror-gutters[data-v-7a1bb967]{border-right:1px solid #ddd;background:inherit;white-space:nowrap}.CodeMirror-linenumber[data-v-7a1bb967]{padding:0 3px 0 5px;text-align:right;color:#999}.cm-s-inner .cm-keyword[data-v-7a1bb967]{color:#708}.cm-s-inner.cm-atom[data-v-7a1bb967],.cm-s-inner .cm-atom[data-v-7a1bb967]{color:#219}.cm-s-inner .cm-number[data-v-7a1bb967]{color:#164}.cm-s-inner .cm-def[data-v-7a1bb967]{color:#00f}.cm-s-inner .cm-variable[data-v-7a1bb967]{color:#000}.cm-s-inner .cm-variable-2[data-v-7a1bb967]{color:#05a}.cm-s-inner .cm-variable-3[data-v-7a1bb967]{color:#085}.cm-s-inner .cm-string[data-v-7a1bb967]{color:#a11}.cm-s-inner .cm-property[data-v-7a1bb967]{color:#000}.cm-s-inner .cm-operator[data-v-7a1bb967]{color:#981a1a}.cm-s-inner.cm-comment[data-v-7a1bb967],.cm-s-inner .cm-comment[data-v-7a1bb967]{color:#a50}.cm-s-inner .cm-string-2[data-v-7a1bb967]{color:#f50}.cm-s-inner .cm-meta[data-v-7a1bb967],.cm-s-inner .cm-qualifier[data-v-7a1bb967]{color:#555}.cm-s-inner .cm-builtin[data-v-7a1bb967]{color:#30a}.cm-s-inner .cm-bracket[data-v-7a1bb967]{color:#997}.cm-s-inner .cm-tag[data-v-7a1bb967]{color:#170}.cm-s-inner .cm-attribute[data-v-7a1bb967]{color:#00c}.cm-s-inner.cm-header[data-v-7a1bb967],.cm-s-inner .cm-header[data-v-7a1bb967]{color:#00f}.cm-s-inner.cm-quote[data-v-7a1bb967],.cm-s-inner .cm-quote[data-v-7a1bb967]{color:#090}.cm-s-inner.cm-hr[data-v-7a1bb967],.cm-s-inner .cm-hr[data-v-7a1bb967]{color:#999}.cm-s-inner.cm-link[data-v-7a1bb967],.cm-s-inner .cm-link[data-v-7a1bb967]{color:#00c}.cm-negative[data-v-7a1bb967]{color:#d44}.cm-positive[data-v-7a1bb967]{color:#292}.cm-header[data-v-7a1bb967],.cm-strong[data-v-7a1bb967]{font-weight:700}.cm-del[data-v-7a1bb967]{text-decoration:line-through}.cm-em[data-v-7a1bb967]{font-style:italic}.cm-link[data-v-7a1bb967]{text-decoration:underline}.cm-error[data-v-7a1bb967],.cm-invalidchar[data-v-7a1bb967]{color:red}.cm-constant[data-v-7a1bb967]{color:#268bd2}.cm-defined[data-v-7a1bb967]{color:#b58900}div.CodeMirror span.CodeMirror-matchingbracket[data-v-7a1bb967]{color:#0f0}div.CodeMirror span.CodeMirror-nonmatchingbracket[data-v-7a1bb967]{color:#f22}.cm-s-inner .CodeMirror-activeline-background[data-v-7a1bb967]{background:inherit}.CodeMirror[data-v-7a1bb967]{position:relative;overflow:hidden}.CodeMirror-scroll[data-v-7a1bb967]{height:100%;outline:0;position:relative;-webkit-box-sizing:content-box;box-sizing:content-box;background:inherit}.CodeMirror-sizer[data-v-7a1bb967]{position:relative}.CodeMirror-gutter-filler[data-v-7a1bb967],.CodeMirror-hscrollbar[data-v-7a1bb967],.CodeMirror-scrollbar-filler[data-v-7a1bb967],.CodeMirror-vscrollbar[data-v-7a1bb967]{position:absolute;z-index:6;display:none}.CodeMirror-vscrollbar[data-v-7a1bb967]{right:0;top:0;overflow:hidden}.CodeMirror-hscrollbar[data-v-7a1bb967]{bottom:0;left:0;overflow:hidden}.CodeMirror-scrollbar-filler[data-v-7a1bb967]{right:0;bottom:0}.CodeMirror-gutter-filler[data-v-7a1bb967]{left:0;bottom:0}.CodeMirror-gutters[data-v-7a1bb967]{position:absolute;left:0;top:0;padding-bottom:30px;z-index:3}.CodeMirror-gutter[data-v-7a1bb967]{white-space:normal;height:100%;-webkit-box-sizing:content-box;box-sizing:content-box;padding-bottom:30px;margin-bottom:-32px;display:inline-block}.CodeMirror-gutter-wrapper[data-v-7a1bb967]{position:absolute;z-index:4;background:0 0!important;border:none!important}.CodeMirror-gutter-background[data-v-7a1bb967]{position:absolute;top:0;bottom:0;z-index:4}.CodeMirror-gutter-elt[data-v-7a1bb967]{position:absolute;cursor:default;z-index:4}.CodeMirror-lines[data-v-7a1bb967]{cursor:text}.CodeMirror pre[data-v-7a1bb967]{border-radius:0;border-width:0;background:0 0;font-family:inherit;font-size:inherit;margin:0;white-space:pre;word-wrap:normal;color:inherit;z-index:2;position:relative;overflow:visible}.CodeMirror-wrap pre[data-v-7a1bb967]{word-wrap:break-word;white-space:pre-wrap;word-break:normal}.CodeMirror-code pre[data-v-7a1bb967]{border-right:30px solid transparent;width:-webkit-fit-content;width:-moz-fit-content;width:fit-content}.CodeMirror-wrap .CodeMirror-code pre[data-v-7a1bb967]{border-right:none;width:auto}.CodeMirror-linebackground[data-v-7a1bb967]{position:absolute;left:0;right:0;top:0;bottom:0;z-index:0}.CodeMirror-linewidget[data-v-7a1bb967]{position:relative;z-index:2;overflow:auto}.CodeMirror-wrap .CodeMirror-scroll[data-v-7a1bb967]{overflow-x:hidden}.CodeMirror-measure[data-v-7a1bb967]{position:absolute;width:100%;height:0;overflow:hidden;visibility:hidden}.CodeMirror-measure pre[data-v-7a1bb967]{position:static}.CodeMirror div.CodeMirror-cursor[data-v-7a1bb967]{position:absolute;border-right:none;width:0;visibility:hidden}.CodeMirror-focused div.CodeMirror-cursor[data-v-7a1bb967]{visibility:inherit}.cm-searching[data-v-7a1bb967]{background:rgba(255,255,0,.4)}@media print{.CodeMirror div.CodeMirror-cursor[data-v-7a1bb967]{visibility:hidden}}[data-v-7a1bb967]:root{--side-bar-bg-color:#fafafa;--control-text-color:#777}html[data-v-7a1bb967]{font-size:16px}body[data-v-7a1bb967]{font-family:Open Sans,Clear Sans,Helvetica Neue,Helvetica,Arial,sans-serif;color:#333;line-height:1.6}#write[data-v-7a1bb967]{max-width:860px;margin:0 auto;padding:30px 30px 100px}#write>ol[data-v-7a1bb967]:first-child,#write>ul[data-v-7a1bb967]:first-child{margin-top:30px}a[data-v-7a1bb967]{color:#4183c4}h1[data-v-7a1bb967],h2[data-v-7a1bb967],h3[data-v-7a1bb967],h4[data-v-7a1bb967],h5[data-v-7a1bb967],h6[data-v-7a1bb967]{position:relative;margin-top:1rem;margin-bottom:1rem;font-weight:700;line-height:1.4;cursor:text}h1:hover a.anchor[data-v-7a1bb967],h2:hover a.anchor[data-v-7a1bb967],h3:hover a.anchor[data-v-7a1bb967],h4:hover a.anchor[data-v-7a1bb967],h5:hover a.anchor[data-v-7a1bb967],h6:hover a.anchor[data-v-7a1bb967]{text-decoration:none}h1 code[data-v-7a1bb967],h1 tt[data-v-7a1bb967],h2 code[data-v-7a1bb967],h2 tt[data-v-7a1bb967],h3 code[data-v-7a1bb967],h3 tt[data-v-7a1bb967],h4 code[data-v-7a1bb967],h4 tt[data-v-7a1bb967],h5 code[data-v-7a1bb967],h5 tt[data-v-7a1bb967],h6 code[data-v-7a1bb967],h6 tt[data-v-7a1bb967]{font-size:inherit}h1[data-v-7a1bb967]{font-size:2.25em;line-height:1.2}h1[data-v-7a1bb967],h2[data-v-7a1bb967]{padding-bottom:.3em;border-bottom:1px solid #eee}h2[data-v-7a1bb967]{font-size:1.75em;line-height:1.225}h3[data-v-7a1bb967]{font-size:1.5em;line-height:1.43}h4[data-v-7a1bb967]{font-size:1.25em}h5[data-v-7a1bb967]{font-size:1em}h6[data-v-7a1bb967]{font-size:1em;color:#777}blockquote[data-v-7a1bb967],dl[data-v-7a1bb967],ol[data-v-7a1bb967],p[data-v-7a1bb967],table[data-v-7a1bb967],ul[data-v-7a1bb967]{margin:.8em 0}li>ol[data-v-7a1bb967],li>ul[data-v-7a1bb967]{margin:0}hr[data-v-7a1bb967]{height:2px;padding:0;margin:16px 0;background-color:#e7e7e7;border:0 none;overflow:hidden;-webkit-box-sizing:content-box;box-sizing:content-box}li p.first[data-v-7a1bb967]{display:inline-block}ol[data-v-7a1bb967],ul[data-v-7a1bb967]{padding-left:30px}ol[data-v-7a1bb967]:first-child,ul[data-v-7a1bb967]:first-child{margin-top:0}ol[data-v-7a1bb967]:last-child,ul[data-v-7a1bb967]:last-child{margin-bottom:0}blockquote[data-v-7a1bb967]{border-left:4px solid #dfe2e5;padding:0 15px;color:#777}blockquote blockquote[data-v-7a1bb967]{padding-right:0}table[data-v-7a1bb967]{padding:0;word-break:normal}table tr[data-v-7a1bb967]{border-top:1px solid #dfe2e5;margin:0;padding:0}table tr[data-v-7a1bb967]:nth-child(2n),thead[data-v-7a1bb967]{background-color:#f8f8f8}table tr th[data-v-7a1bb967]{font-weight:700;border-width:1px 1px 0;border-top-style:solid;border-right-style:solid;border-left-style:solid;border-top-color:#dfe2e5;border-right-color:#dfe2e5;border-left-color:#dfe2e5;-o-border-image:initial;border-image:initial;border-bottom-style:none;border-bottom-color:initial;text-align:left;margin:0;padding:6px 13px}table tr td[data-v-7a1bb967]{border:1px solid #dfe2e5;text-align:left;margin:0;padding:6px 13px}table tr td[data-v-7a1bb967]:first-child,table tr th[data-v-7a1bb967]:first-child{margin-top:0}table tr td[data-v-7a1bb967]:last-child,table tr th[data-v-7a1bb967]:last-child{margin-bottom:0}.CodeMirror-lines[data-v-7a1bb967]{padding-left:4px}.code-tooltip[data-v-7a1bb967]{-webkit-box-shadow:rgba(0,28,36,.3) 0 1px 1px 0;box-shadow:0 1px 1px 0 rgba(0,28,36,.3);border-top:1px solid #eef2f2}.md-fences[data-v-7a1bb967],code[data-v-7a1bb967],tt[data-v-7a1bb967]{border:1px solid #e7eaed;background-color:#f8f8f8;border-radius:3px;padding:2px 4px 0;font-size:.9em}code[data-v-7a1bb967]{background-color:#f3f4f4;padding:0 2px}.md-fences[data-v-7a1bb967]{margin-bottom:15px;margin-top:15px;padding-top:8px;padding-bottom:6px}.md-task-list-item>input[data-v-7a1bb967]{margin-left:-1.3em}@media print{html[data-v-7a1bb967]{font-size:13px}pre[data-v-7a1bb967],table[data-v-7a1bb967]{-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;break-inside:avoid}pre[data-v-7a1bb967]{word-wrap:break-word}}.md-fences[data-v-7a1bb967]{background-color:#f8f8f8}#write pre.md-meta-block[data-v-7a1bb967]{padding:1rem;font-size:85%;line-height:1.45;background-color:#f7f7f7;border:0;border-radius:3px;color:#777;margin-top:0!important}.mathjax-block>.code-tooltip[data-v-7a1bb967]{bottom:.375rem}.md-mathjax-midline[data-v-7a1bb967]{background:#fafafa}#write>h3.md-focus[data-v-7a1bb967]:before{left:-1.5625rem;top:.375rem}#write>h4.md-focus[data-v-7a1bb967]:before,#write>h5.md-focus[data-v-7a1bb967]:before,#write>h6.md-focus[data-v-7a1bb967]:before{left:-1.5625rem;top:.285714rem}.md-image>.md-meta[data-v-7a1bb967]{border-radius:3px;padding:2px 0 0 4px;font-size:.9em;color:inherit}.md-tag[data-v-7a1bb967]{color:#a7a7a7;opacity:1}.md-toc[data-v-7a1bb967]{margin-top:20px;padding-bottom:20px}.sidebar-tabs[data-v-7a1bb967]{border-bottom:none}#typora-quick-open[data-v-7a1bb967]{border:1px solid #ddd;background-color:#f8f8f8}#typora-quick-open-item[data-v-7a1bb967]{background-color:#fafafa;border-color:#fefefe #e5e5e5 #e5e5e5 #eee;border-style:solid;border-width:1px}.on-focus-mode blockquote[data-v-7a1bb967]{border-left-color:rgba(85,85,85,.12)}.context-menu[data-v-7a1bb967],.megamenu-content[data-v-7a1bb967],footer[data-v-7a1bb967],header[data-v-7a1bb967]{font-family:Segoe UI,Arial,sans-serif}.file-node-content:hover .file-node-icon[data-v-7a1bb967],.file-node-content:hover .file-node-open-state[data-v-7a1bb967]{visibility:visible}.mac-seamless-mode #typora-sidebar[data-v-7a1bb967]{background-color:var(--side-bar-bg-color)}.md-lang[data-v-7a1bb967]{color:#b4654d}.html-for-mac .context-menu[data-v-7a1bb967]{--item-hover-bg-color:#e6f0fe}#md-notification .btn[data-v-7a1bb967]{border:0}.dropdown-menu .divider[data-v-7a1bb967]{border-color:#e5e5e5}.footnote-line[data-v-7a1bb967],.typora-export[data-v-7a1bb967],.typora-export li[data-v-7a1bb967],.typora-export p[data-v-7a1bb967]{white-space:normal}