Fixes xl button text wrapping

xl button text was not wrapping on small screens making the site look weird
on phones when the text was too long

Author: sr-gi

_includes/css/agency.css

@@ -168,6 +168,7 @@ fieldset[disabled] .btn-primary.active {
     padding: 20px 40px;
     font-size: 18px;
     font-weight: 700;
+    white-space: normal
 }
 
 .btn-sm {

_includes/data/prize.html

@@ -16,7 +16,7 @@ <h2 class="section-heading">Bitcoin Research Prize</h2>
             <br>
             <div class="row">
                 <div class="col-lg-12 text-center">
-                    <a href={{ site.url }}{{ site.baseurl }}/prize class="page-scroll btn btn-xl" target="_blank">Nomination criteria & submissions</a>
+                    <a class="btn btn-xl" href={{ site.url }}{{ site.baseurl }}/prize class="page-scroll btn btn-xl" target="_blank">Nomination criteria & submissions</a>
                 </div>
             </div>
         </div>