feat: implement "Ready to work together?" section of /our-work page

Author: lalver1

src/our-work.html

@@ -98,5 +98,10 @@ <h3 class="fs-6 fw-normal sans-serif text-dark d-block mt-3">
 </section>
 
 <section class="row">
-  <!-- Ready to work together? -->
+  <div class="container my-5 py-5">
+    <div class="offset-lg-2 col-lg-8 text-center">
+      <h3>Ready to work together?</h3>
+      <a class="btn btn-primary text-center d-inline-block mt-2" target="_blank" href="mailto:[email protected]">Contact us</a>
+    </div>
+  </div>
 </section>