<fieldset style="columns:2;float:left"><legend style="font-size:48px">Legend Title</legend>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
    This content should be in two columns. It really should be.<br>
</fieldset>