Setup Assistant: Use larger buttons for back/next

web/app/src/assets/base.css

@@ -354,6 +354,10 @@ button, .btn {
   user-select: none;
 }
 
+.btn-lg {
+  font-size: var(--font-size-base);
+}
+
 .btn-bar.btn-bar-wide {
   justify-content: space-between;
   width: 100%;

web/app/src/components/steps/StepItem.vue

@@ -21,16 +21,16 @@ const props = defineProps({
     <h2>{{ title }}</h2>
     <slot></slot>
     <div class="btn-bar btn-bar-wide">
-      <button 
+      <button
         v-show="isBackVisible"
         @click="$emit('backClicked')"
-        class="btn"
+        class="btn btn-lg"
       >Back
       </button>
       <button
         @click="$emit('nextClicked')"
         :disabled="!isNextClickable"
-        class="btn btn-primary"
+        class="btn btn-lg btn-primary"
       >
       {{ nextLabel }}
       </button>

web/app/src/views/FirstTimeWizardView.vue

@@ -508,6 +508,10 @@ body.is-first-time-wizard #app {
   }
 }
 
+.btn-bar-wide {
+  margin-top: var(--spacer);
+}
+
 .btn-bar-wide .btn:last-child {
   margin-left: auto;
 }