Improve actions modal style (#4423)

app/javascript/styles/components.scss

@@ -3430,6 +3430,15 @@ button.icon-button.active i.fa-retweet {
   }
 }
 
+.actions-modal {
+  .status {
+    background: $white;
+    border-bottom-color: $ui-secondary-color;
+    padding-top: 10px;
+    padding-bottom: 10px;
+  }
+}
+
 .boost-modal__container {
   overflow-x: scroll;
   padding: 10px;