tweaked btn style

app/main.css

@@ -28,9 +28,8 @@ body {
   @apply bg-blue-dark;
   @apply text-white;
   @apply cursor-pointer;
-  @apply py-2;
+  @apply py-4;
   @apply px-6;
-  @apply h-12;
 }
 
 .btn:hover {

app/ui/unsupported.js

@@ -32,7 +32,7 @@ module.exports = function(state, emit) {
         <h1 class="">${strings.header}</h1>
         <p class=" mt-4 mb-8 max-w-md leading-normal">${strings.description}</p>
         ${why}
-        <a href="${url}" class="btn rounded-lg mt-8 py-4 px-8 h-auto">
+        <a href="${url}" class="btn rounded-lg mt-8 px-8">
           ${strings.button}
         </a>
       </div>