Valid Email Check
<label class="in20"><input type="email" placeholder="you@example.com" required><svg viewBox="0 0 24 24" aria-hidden="true"><path d="M5 12.5l4.5 4.5L19 7.5"/></svg></label><label class="in20"><input type="email" placeholder="you@example.com" required><svg viewBox="0 0 24 24" aria-hidden="true"><path d="M5 12.5l4.5 4.5L19 7.5"/></svg></label>