fix various RTL layout issues

frontend/src/app/components/push-transaction/push-transaction.component.html

@@ -1,5 +1,5 @@
 <div class="container-xl">
-  <h1 i18n="shared.broadcast-transaction|Broadcast Transaction">Broadcast Transaction</h1>
+  <h1 class="text-left" i18n="shared.broadcast-transaction|Broadcast Transaction">Broadcast Transaction</h1>
 
   <form [formGroup]="pushTxForm" (submit)="pushTxForm.valid && postTx()" novalidate>
     <div class="mb-3">