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 id="contactForm">
<div class="row">
<div class="col-lg-6 col-sm-6">
<div class="form-group">
[text* uname class:form-control placeholder "Your Name"]
</div>
</div>
<div class="col-lg-6 col-sm-6">
<div class="form-group">
[email* uemail class:form-control placeholder "Your Email"]
</div>
</div>
<div class="col-lg-6 col-sm-6">
<div class="form-group">
[number* unumber class:form-control placeholder "Your Number"]
</div>
</div>
<div class="col-lg-6 col-sm-6">
<div class="form-group">
[text* usubject class:form-control placeholder "Your Subject"]
</div>
</div>
<div class="col-lg-12 col-md-12">
<div class="form-group">
[textarea* your-message rows:8 class:form-control placeholder "Your Message"]
</div>
</div>
<div class="col-lg-12 col-md-12">
[acceptance gdpr class:gdpr-term ] <a href="https://themes.envytheme.com/vaximo/terms-condition">Terms</a> and <a href="https://themes.envytheme.com/vaximo/privacy-policy">Privacy policy</a>.[/acceptance]
</div>
<div class="col-lg-12 col-md-12">
<button type="submit" class="default-btn page-btn">
Send Message
</button>
</div>
</div>
</div>
</div>