Exemple de code de la propriété CSS marker-offset.

<style type="text/css">
.marker-offset-1{ marker-offset : 5% } 
.marker-offset-2{ marker-offset : auto } 
.marker-offset-3{ marker-offset : 40px } 
li:before { 
 display : marker; 
 marker-offset : 3em; 
 content : counter(compteur, lower-roman) "."; 
 counter-increment : compteur; 
} 
</style>
<ol>
 <li>normal
  normal
 <li class="marker-offset-1">list-style : inside lower-alpha<br>
  list-style: lower-alpha outside
 <li class="marker-offset-2">list-style : inside lower-alpha<br>
  list-style: lower-alpha outside
 <li class="marker-offset-3">list-style : inside lower-alpha<br>
  list-style: lower-alpha outside
</ol>