Your message sent
<div class="inputBox">
<input type="text" id="name" placeholder="Your name...." />
</div>
<div class="inputBox">
<input type="email" id="emailid" placeholder="Your Email....." />
</div>
<div class="inputBox">
<textarea id="msgContent" cols="30" rows="10" placeholder="Message"></textarea>
</div>
<div class="inputBox">
<button type="submit">Submit</button>
</div>
</form>
</div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/firebase/7.14.1-0/firebase.js"></script>
<script src="./mail.js"></script>