@font-face{font-family:lato;font-style:italic;font-weight:300;font-display:swap;src:url(/fonts/lato-300-italic-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:lato;font-style:italic;font-weight:300;font-display:swap;src:url(/fonts/lato-300-italic.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:lato;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/lato-400-italic-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:lato;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/lato-400-italic.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:lato;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/lato-400-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:lato;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/lato-400.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:lato;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/lato-700-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:lato;font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/lato-700.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:source sans pro;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/source-sans-pro-400-italic-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:source sans pro;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/source-sans-pro-400-italic.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:source sans pro;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/source-sans-pro-400-ext.woff2)format('woff2');unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:source sans pro;font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/source-sans-pro-400.woff2)format('woff2');unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--color-accent:#009688;--color-on-accent:#ffffff;--color-page:#eceff1;--color-surface:#ffffff;--color-text:#424242;--color-heading:#212121;--color-heading-strong:#000000;--color-muted:#727272;--color-muted-strong:#525252;--color-link:#607d8b;--color-link-visited:#78909c;--color-border:#dddddd;--color-border-strong:#b6b6b6;--color-band-fallback:#b0bec5;--color-footer:#222222;--color-footer-text:#ffffff;--color-code:#666666;--font-body:'Source Sans Pro', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;--font-heading:'Lato', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;--font-size-body:1.125rem;--font-size-small:1rem;--font-size-meta:0.875rem;--font-size-caption:0.8125rem;--font-size-h1:2.25rem;--font-size-h2:1.875rem;--font-size-h3:1.5rem;--font-size-h4:1.125rem;--font-size-h5:0.875rem;--font-size-h6:0.75rem;--font-size-brand:1.25rem;--line-height-body:1.7;--line-height-heading:1.3;--space-0:0;--space-1:0.5rem;--space-2:1rem;--space-3:1.5rem;--space-4:2rem;--space-5:2.5rem;--space-6:3rem;--space-hero:4rem;--space-gutter:15px;--container-max:1170px;--nav-height:51px;--header-band-height:245px;--col-main:75%;--col-sidebar:25%;--shadow-card:0 0 1px rgba(0, 0, 0, 0.15);--shadow-nav:0 1px 1px rgba(100, 100, 100, 0.2);--radius-sm:2px;--radius-md:4px}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:var(--space-0);background:var(--color-page);color:var(--color-text);font-family:var(--font-body);font-size:var(--font-size-body);font-weight:400;line-height:var(--line-height-body)}h1,h2,h3,h4,h5,h6{clear:both;margin:var(--space-3)0 var(--space-2);color:var(--color-heading);font-family:var(--font-heading);font-style:normal;font-weight:400;line-height:var(--line-height-heading)}h1{font-size:var(--font-size-h1)}h2{font-size:var(--font-size-h2)}h3{font-size:var(--font-size-h3)}h4{font-size:var(--font-size-h4)}h5{font-size:var(--font-size-h5)}h6{font-size:var(--font-size-h6)}p{margin:0 0 1.5em;line-height:var(--line-height-body)}a{color:var(--color-link);text-decoration:none}a:visited{color:var(--color-link-visited);text-decoration:underline}a:hover,a:active,a:focus{color:var(--color-accent);outline:0;text-decoration:none}a img{border:0}img{max-width:100%;height:auto;margin-bottom:var(--space-2)}iframe,embed,object{max-width:100%}iframe{width:100%}figure{margin:0 0 var(--space-3)}blockquote{margin-left:var(--space-1);border-left:5px solid #455a64;background:#f5f5f5;font-size:var(--font-size-body);font-style:italic}code{color:var(--color-code);white-space:normal}table{width:100%;border-collapse:separate;border-spacing:0}table,th,td{border:1px solid var(--color-border)}th,td{padding:var(--space-1);text-align:left}tbody tr:nth-child(odd){background:#eee}hr{border:0;border-top:1px dotted var(--color-border-strong);margin:var(--space-3)0}.screen-reader-text{clip:rect(1px,1px,1px,1px);position:absolute!important;width:1px;height:1px;overflow:hidden}.screen-reader-text:focus{clip:auto!important;position:static!important;width:auto;height:auto;padding:var(--space-1)var(--space-2);background:var(--color-surface);color:var(--color-heading)}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-gutter)}.row{display:flex;flex-wrap:wrap;margin:0 calc(var(--space-gutter) * -1)}[class^=col-],[class*=" col-"]{position:relative;width:100%;padding:0 var(--space-gutter)}@media(min-width:992px){.col-md-9{width:var(--col-main)}.col-md-3{width:var(--col-sidebar)}.col-md-6{width:50%}}#page{padding-top:var(--nav-height)}.main-navigation{position:fixed;top:0;left:0;z-index:1030;width:100%;background-color:var(--color-surface);box-shadow:var(--shadow-nav);text-transform:uppercase}.main-navigation .container{display:flex;align-items:center;justify-content:space-between;min-height:var(--nav-height)}.navbar-brand{color:#333;font-family:var(--font-heading);font-size:var(--font-size-brand);font-weight:600;letter-spacing:1px;white-space:nowrap}.navbar-brand:hover,.navbar-brand:focus{color:var(--color-heading-strong)}.primary-menu{display:flex;flex-wrap:wrap;align-items:center;margin:0;padding:0;list-style:none;font-size:var(--font-size-meta);font-weight:400}.primary-menu>li>a{display:block;padding:var(--space-1)var(--space-2);border-top:4px solid transparent;border-bottom:4px solid transparent;color:#333}.primary-menu>li>a:hover,.primary-menu>li>a:focus{color:var(--color-accent)}.primary-menu>.is-active>a{border-top-color:var(--color-accent)}@media(max-width:767px){.primary-menu{font-size:var(--font-size-caption)}.primary-menu>li>a{padding:var(--space-1)}.navbar-brand{font-size:var(--font-size-small);letter-spacing:0}}.site-header{position:relative;width:100%;min-height:var(--header-band-height);height:var(--header-band-height);margin-bottom:var(--space-6);overflow:hidden;background:var(--color-band-fallback)url(https://cnblog.skypixel.com/wp-content/uploads/2019/08/cropped-1.jpg)no-repeat top;background-size:cover;box-shadow:0 0 2px 1px rgba(182,182,182,.3)}.site-header .site-branding{position:absolute;top:50%;left:50%;width:100%;transform:translate(-50%,-50%);text-align:center}.site-header .site-title,.site-header .site-description{position:absolute;clip:rect(1px,1px,1px,1px);width:1px;height:1px;overflow:hidden;margin:0}@media(max-width:359px){:root{--header-band-height:80px}.site-header{margin-bottom:var(--space-4)}}@media(min-width:360px) and (max-width:767px){:root{--header-band-height:90px}.site-header{margin-bottom:var(--space-4)}}@media(min-width:768px) and (max-width:979px){:root{--header-band-height:192px}}@media(min-width:980px) and (max-width:1279px){:root{--header-band-height:245px}}@media(min-width:1280px) and (max-width:1365px){:root{--header-band-height:320px}}@media(min-width:1366px) and (max-width:1439px){:root{--header-band-height:341px}}@media(min-width:1440px) and (max-width:1599px){:root{--header-band-height:360px}}@media(min-width:1600px) and (max-width:1919px){:root{--header-band-height:400px}}@media(min-width:1920px) and (max-width:2559px){:root{--header-band-height:480px}}@media(min-width:2560px) and (max-width:2879px){:root{--header-band-height:640px}}@media(min-width:2880px){:root{--header-band-height:720px}}.site-content{margin-bottom:var(--space-4)}.post-content,.single-post-content{position:relative;clear:both;margin-bottom:var(--space-4);background-color:var(--color-surface);box-shadow:var(--shadow-card)}.sticky-post{position:absolute;top:0;left:var(--space-gutter);z-index:1;padding:var(--space-1)var(--space-2);background:var(--color-accent);color:var(--color-on-accent);font-size:var(--font-size-meta);letter-spacing:2px;text-transform:uppercase}.entry-header,.entry-content,.entry-summary,.entry-footer{width:100%;padding:0 var(--space-hero);overflow-wrap:break-word}.featured-image{width:100%;padding:0 var(--space-hero)}.featured-image img{display:block;width:100%;height:auto;margin:0 0 var(--space-2);border-radius:2px}.entry-header{padding-top:var(--space-2);padding-bottom:var(--space-2);text-align:center;text-transform:uppercase;letter-spacing:2px}.entry-title{margin-bottom:14px}.entry-title a{color:var(--color-heading)}.entry-title a:hover,.entry-title a:focus{color:var(--color-accent)}.entry-meta{clear:both;color:var(--color-muted);font-size:var(--font-size-meta);font-weight:300;letter-spacing:2px;text-transform:capitalize}.entry-meta a{color:var(--color-muted)}.entry-meta h5{margin:0;font-family:var(--font-body);font-size:var(--font-size-meta)}.entry-header .entry-meta::after{content:"";display:block;width:50px;height:2px;margin:var(--space-1)auto;background:var(--color-accent)}.entry-summary,.entry-content{color:var(--color-text);text-align:justify}.entry-content{padding-bottom:var(--space-2)}.entry-summary p{margin-bottom:1.2em}.read-more{margin-bottom:1.2em;text-align:center;text-transform:uppercase}.btn{display:inline-block;padding:var(--space-1)var(--space-2);font-size:var(--font-size-meta);line-height:1.4;text-align:center;white-space:nowrap;vertical-align:middle;cursor:pointer;border:1px solid transparent;border-radius:var(--radius-md)}.btn-default{border:none;border-bottom:1px solid var(--color-accent);border-radius:var(--space-0);background:0 0;color:var(--color-heading)}.btn-default:visited{color:var(--color-heading)}.btn-default:hover,.btn-default:focus{background-color:var(--color-accent);color:var(--color-on-accent)}.entry-footer{padding-bottom:var(--space-5);word-spacing:3px}.cat-links a,.tags-links a{color:var(--color-muted);text-transform:capitalize}.cat-links a:hover,.tags-links a:hover{color:var(--color-accent)}.wp-block-image{margin-bottom:var(--space-3)}.wp-block-image figcaption{margin-top:var(--space-1);color:var(--color-muted);font-size:var(--font-size-small)}.nav-links{margin-bottom:var(--space-4);padding:var(--space-2);background:var(--color-surface);box-shadow:var(--shadow-card);text-align:center}.nav-links .row{align-items:center}.next-post,.prev-post{padding:var(--space-2);background:var(--color-surface);color:var(--color-muted);font-size:var(--font-size-meta);font-weight:400;text-transform:uppercase}.next-post{text-align:left}.prev-post{text-align:right}.next-post a,.prev-post a{color:var(--color-text)}.next-post a:hover,.prev-post a:hover{color:var(--color-accent)}.pager-status{margin:var(--space-1)0 0;color:var(--color-muted);font-size:var(--font-size-caption)}.pager-numbers{list-style:none;display:flex;flex-wrap:wrap;gap:var(--space-1);justify-content:center;margin:var(--space-2)0 0;padding:0}.pager-numbers li a{display:inline-block;min-width:2em;padding:.2em .55em;text-align:center;border:1px solid var(--color-accent);border-radius:2px;line-height:1.4;color:var(--color-accent);background:var(--color-border);transition:background .15s ease}.pager-numbers li a:hover{background:#fff}.pager-numbers li.is-active a{background:var(--color-accent);color:#fff}#secondary .widget{margin-bottom:var(--space-4);padding:var(--space-3);overflow:hidden;background-color:var(--color-surface);color:var(--color-muted);font-size:var(--font-size-small);box-shadow:var(--shadow-card)}#secondary .widget-title{position:relative;margin:calc(var(--space-3) * -1)calc(var(--space-3) * -1)var(--space-4);padding:var(--space-3)var(--space-3)0;font-weight:400;text-transform:uppercase}#secondary .widget-title::after{content:"";position:absolute;bottom:calc(var(--space-2) * -1);display:block;width:50px;height:4px;background-color:var(--color-accent)}.widget ul{margin:0;padding:0;list-style:none}#secondary .widget li{padding:var(--space-1)0;border-bottom:1px solid var(--color-border)}#secondary .widget li:last-child{border-bottom:none}#secondary .widget a{color:var(--color-muted)}#secondary .widget a:hover,#secondary .widget a:focus{color:var(--color-accent)}.archive-page-header{margin-bottom:var(--space-3)}.archive-page-title{margin-top:var(--space-0);color:var(--color-muted-strong);letter-spacing:2px;text-align:center;text-transform:capitalize}.archive-intro{color:var(--color-muted);text-align:center}.archive-body{text-align:left}.archive-group{margin-bottom:var(--space-5)}.archive-group-title{padding-bottom:var(--space-1);border-bottom:2px solid var(--color-accent);font-size:var(--font-size-h4);letter-spacing:1px}.archive-list{margin:0;padding:0;list-style:none}.archive-list li{display:flex;gap:var(--space-2);padding:var(--space-1)0;border-bottom:1px solid var(--color-border)}.archive-list li:last-child{border-bottom:none}.archive-list time{flex:0 0 5.5em;color:var(--color-muted);font-size:var(--font-size-meta);font-variant-numeric:tabular-nums}.archive-list a{color:var(--color-text)}.archive-list a:hover{color:var(--color-accent)}.term-list{margin:0;padding:0;list-style:none}.term-list li{display:flex;justify-content:space-between;padding:var(--space-1)0;border-bottom:1px solid var(--color-border)}.term-list li:last-child{border-bottom:none}.term-count{color:var(--color-muted);font-size:var(--font-size-meta)}.site-footer{min-height:70px;padding:var(--space-2);background-color:var(--color-footer);color:var(--color-footer-text);font-size:var(--font-size-small);letter-spacing:1px}.site-info{text-align:center}.site-footer a{color:var(--color-footer-text)}.site-footer a:hover{color:var(--color-accent)}@media(max-width:991px){#secondary{margin-top:var(--space-2)}}@media(max-width:900px){body{font-size:var(--font-size-small)}h1{font-size:26px}h2{font-size:22px}h3{font-size:18px}h4{font-size:16px}h5{font-size:14px}h6{font-size:12px}.entry-header,.entry-content,.entry-summary,.entry-footer{padding:var(--space-2)var(--space-3)}.entry-footer{padding-bottom:var(--space-2)}.site-footer{font-size:var(--font-size-meta)}}@media(max-width:767px){.site-title,.site-description{display:none}.archive-list li{flex-direction:column;gap:0}}