Here is the code
<!-- Calendly inline widget begin -->
<div class="calendly-inline-widget"data-url="<paste-your-url-code-inside-these-quotes>"
style="min-width:320px;height:580px;">
</div>
<script type="text/javascript" src="https://assets.calendly.com/assets/external/widget.js"></script>
<!-- Calendly inline widget end -->