[text* your-name class:form-control placeholder "First Name*"]
[text* last-name class:form-control placeholder "Last Name*"]
[email* your-email class:form-control placeholder "Email*"]
[tel your-phone class:form-control placeholder "Phone*"]
[textarea your-message class:form-control placeholder "Your message"]

[submit class:btn class:btn-custom class:fullwidth "Send"]