Complete the pattern!
Rule: {{ state.step2.ruleStr }}
startDrag(e, opt, 'num2')"
class="cursor-pointer w-24 h-24 bg-gray-200 rounded-full flex items-center justify-center font-bold text-2xl border-b-8 border-gray-400 shadow-md text-gray-700 hover:scale-105 transition-transform"
:class="{'opacity-30 pointer-events-none': state.step2.gaps.includes(opt)}">
{{ opt }}