           
            <div class="content"><div class='highlight'><pre><span class="hljs-at_rule">@<span class="hljs-keyword">mixin</span><span class="hljs-preprocessor"> safe-rem</span>($property:<span class="hljs-preprocessor"> font-size</span>, $num:<span class="hljs-preprocessor"> 14</span>){</span>
  $valid<span class="hljs-value">: true;</span>
  <span class="hljs-at_rule">@<span class="hljs-keyword">if</span><span class="hljs-preprocessor"> type-of</span>($property) != <span class="hljs-string">"st