JSFiddle - React, Tailwind, and code Playground

HTML

Form1:<form>
    <input type="radio" name="n" value="0" />
    <input type="radio" name="n" value="1" />
</form>
Form2:<form>
    <input type="radio" name="n" value="0" />
    <input type="radio" name="n" value="1" />
</form>
NoForm1:
    <input type="radio" name="n" value="0" />
    <input type="radio" name="n" value="1" />
<br />
NoForm2:
    <input type="radio" name="n" value="0" />
    <input type="radio" name="n" value="1" />