Aligned USD value under Poa in Transaction Overview

apps/explorer_web/lib/explorer_web/templates/transaction/overview.html.eex

@@ -43,7 +43,8 @@
               <%= gettext "Value" %>
             </th>
             <td>
-              <%= value(@transaction) %> <%= format_usd(@transaction, @exchange_rate) %>
+              <div><%= value(@transaction) %> </div>
+              <div><%= format_usd(@transaction, @exchange_rate) %></div>
             </td>
           </tr>
           <tr>

apps/explorer_web/lib/explorer_web/views/transaction_view.ex

@@ -112,7 +112,7 @@ defmodule ExplorerWeb.TransactionView do
          ether <- Wei.to(wei, :ether),
          usd <- Decimal.mult(ether, usd_value) do
       currency = gettext("USD")
-      "($#{usd} #{currency})"
+      "$#{usd} #{currency}"
     else
       _ -> nil
     end