fix code formatting in readme
@@ -16,7 +16,7 @@ has to the other graphic geometries.</p>
<ol>
<li>Get two geometries, possibly by identifying them with a mouse click.</li>
<li>Use the methods in <code>GeometryEngine</code> to check the relationship between the geometries, e.g.
- `contains`, `disjoint`, `intersects`, etc.</li>
+ <code>contains</code>, <code>disjoint</code>, <code>intersects</code>, etc.</li>
</ol>
<h2>Features</h2>
