.code-block code{counter-reset:step;counter-increment:step 0;font-feature-settings:"calt","liga","ss01","ss02","frac","onum"}.code-block code .line:before{content:counter(step);counter-increment:step;font-feature-settings:normal;opacity:.6;text-align:right;border-right:1px solid;width:2em;margin-right:.75em;padding-right:.75em;transition-property:opacity;transition-duration:.3s;transition-timing-function:cubic-bezier(.4,0,.2,1);display:inline-block}.code-block code .tab,.code-block code .space{position:relative}.code-block code .tab:before,.code-block code .space:before{opacity:0;transition-property:opacity;transition-duration:.3s;transition-timing-function:cubic-bezier(.4,0,.2,1);position:absolute}.code-block code .tab:before{content:"⇥"}.code-block code .space:before{content:"·"}.code-block.line-count-digits-3 code .line:before{width:3em}.code-block:hover .line:before{opacity:.9}.code-block:hover .tab:before,.code-block:hover .space:before{opacity:.3}.code-block .has-focused .line:not(.focused){filter:blur(.095rem);opacity:.7;transition:filter .35s,opacity .35s}.code-block:hover .has-focused .line:not(.focused){filter:blur();opacity:1}