如何按类别和该div中的类别定位/选择div

Question

How do I select and target .circle within .lallern hit-5 ?

<div class="lallern hit-4">
    <div class="circle"></div>
</div>

<div class="lallern hit-5">
    <div class="circle"></div>
</div>

I tried with querySelectorAll but no luck

document.querySelectorAll("lallern.hit-5 .circle");

Answer 1

小错误

document.querySelectorAll(".lallern.hit-5 .circle");