Here is the Contact Form 7 template and source code for the Contact form.
To edit this form go to Contact> then edit your targeted form
<div class="container">
<div class="row">
<div class="col-lg-6 col-md-12">
<div class="form-group">
[text* firstname class:form-control placeholder "Name"]
</div>
</div>
<div class="col-lg-6 col-md-12">
<div class="form-group">
[email* email class:form-control placeholder "Email Address"]
</div>
</div>
<div class="col-lg-12 col-md-12">
<div class="form-group">
[text Subject class:form-control placeholder "Subject"]
</div>
</div>
<div class="col-lg-12 col-md-12">
<div class="form-group">
[textarea* message class:form-control placeholder "Your Message"]
</div>
</div>
<div class="form-group">
[acceptance gdpr class:gdpr-term ] By checking this, you agree to our <a href="//www.themes.envytheme.com/turacos/terms-conditions/">Terms</a> and <a href="//www.themes.envytheme.com/turacos/privacy-policy/">Privacy policy</a>.
[/acceptance]
</div>
<div class="col-lg-12 col-md-12">
<button type="submit" class="btn btn-primary disabled" style="pointer-events: all; cursor: pointer;">Send Message</button>
<div class="clearfix"></div>
</div>
</div>
</div>