t" type="submit" class="btn btn-success btn-lg b-thick b-success unrounded rounded-tr rounded-br rounded-pill p-3 t-lg">Subscribe</button>
  </form>
</div>
<pre class="language-html"><code class="language-html"><span class="token tag"><span class="token tag"><span class="token punctuation">&lt;</span>form</span> <span class="token attr-name">class</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>flex<span class="token punctuatio