"n">error</span><span class="p">:</span> <span class="n">gtk</span><span class="o">.</span><span class="n">css</span><span class="p">:</span><span class="mi">3308</span><span class="p">:</span><span class="mi">25</span><span class="p">:</span> <span class="s1">&#39;font-feature-settings&#39;</span> <span class="ow">is</span> <span class="ow">not</span> <span class="n">a</span> <span class="n">valid</span> <span class="nb">property</span> <span class="n">name</span>

<span class="p">(</span><span class="n">m