Fix Amazon GiftCard integration: font-size and padding

www/views/amazon.html

@@ -13,7 +13,7 @@
 
     <div class="m20t text-center" ng-click="updatePendingGiftCards()">
       <img src="img/GCs-logo-cllb.png" alt="Amazon.com Gift Card" width="200">
-      <div class="size-11 m10t"><b>Only</b> redeemable on www.amazon.com (USA website)</div>
+      <div class="size-12 m10t"><b>Only</b> redeemable on www.amazon.com (USA website)</div>
     </div>
 
     <div ng-if="!giftCards" class="m20t padding text-center">
@@ -22,7 +22,7 @@
         Buy now
       </button>
 
-      <div class="text-left m30v">
+      <div class="text-left m30v size-12">
         Amazon.com Gift Cards never expire and can be redeemed towards millions of items at
         <a ng-click="openExternalLink('https://www.amazon.com')">www.amazon.com</a>
       </div>

www/views/buyAmazon.html

@@ -52,13 +52,15 @@
 
         <wallets ng-if="wallets[0]" wallets="wallets"></wallets>
 
-        <button class="button button-block button-positive"
+        <div class="padding">
-                ng-disabled="!formData.fiat"
+          <button class="button button-block button-positive"
-                type="submit">
+                  ng-disabled="!formData.fiat"
-          Buy now
+                  type="submit">
-        </button>
+            Buy now
-        <div class="size-10 text-gray text-center">
+          </button>
-          Purchase Amount is limited to USD 500 per day
+          <div class="size-10 text-gray text-center">
+            Purchase Amount is limited to USD 500 per day
+          </div>
         </div>
       </form>
     </div>