UPD: Lowered Overlay Opacity

frontend/src/components/TransactionList.vue

 <template>
-    <b-overlay spinner-variant="primary" :show="$store.state.executing_transaction">
+    <b-overlay spinner-variant="primary" opacity="0.6" :show="$store.state.executing_transaction">
         <div class="transaction-list invisible-scrollbar p-3">
             <b-button-toolbar justify>
                 <b-button-group class="mx-auto shadow">