title: size of slide numbers reveal js
body: <p>I've added slide numbers to my reveal js presentation with</p>
  
  <pre><code>        Reveal.configure({ slideNumber: true });
          Reveal.configure({ slideNumber: 'c/t' });
  </code></pre>
  
  <p>But the slide numbers are very small. I'm not familiar with javascript. Can someone please tell me how to make them bigger?</p>