internal phone input

1<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
2<link href="https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/11.0.14/css/intlTelInput.css" rel="stylesheet" />
3<script src="https://code.jquery.com/jquery-1.11.1.js"></script>
4<script src="https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/11.0.14/js/utils.js"></script>
5<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
6<script src="https://cdnjs.cloudflare.com/ajax/libs/intl-tel-input/11.0.14/js/intlTelInput.js"></script>
7<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery.mask/1.14.11/jquery.mask.js"></script>
8
9
10<form action="" method="POST" onsubmit="return submitForm(this);">
11
12    <input type="tel"name ="phone1" id="phone1" value="<?php echo $phone1;?>">
13
14    <input type="tel" class="hide" id="hiden">
15
16    <button type="submit">Validate</button>
17
18</form>