Question

web nested unorder list ordered list

Answer 1

The only valid tags to put inside an ul is an li.

So if you want to nest a ol inside of an ul then you need to first nest it inside of an li, like so ...

<ul> <li>Shapes</li> <li> <ol> <li></li> <li></li> <li></li> </ol> </li> <li>Colors</li> </ul>