UI. Outsource CSS should be added before custom CSS

@@ -51,6 +51,20 @@ import react from 'ngreact';
 import '@flowjs/ng-flow/dist/ng-flow-standalone.min';
 import 'ngFlowchart/dist/ngFlowchart';
 
+import 'typeface-roboto';
+import 'font-awesome/css/font-awesome.min.css';
+import 'angular-material/angular-material.min.css';
+import 'angular-material-icons/angular-material-icons.css';
+import 'angular-gridster/dist/angular-gridster.min.css';
+import 'v-accordion/dist/v-accordion.min.css';
+import 'md-color-picker/dist/mdColorPicker.min.css';
+import 'mdPickers/dist/mdPickers.min.css';
+import 'angular-hotkeys/build/hotkeys.min.css';
+import 'angular-carousel/dist/angular-carousel.min.css';
+import 'angular-material-expansion-panel/dist/md-expansion-panel.min.css';
+import 'ngFlowchart/dist/flowchart.css';
+import '../scss/main.scss';
+
 import thingsboardTranslateHandler from './locale/translate-handler';
 import thingsboardLogin from './login';
 import thingsboardDialogs from './components/datakey-config-dialog.controller';
@@ -78,20 +92,6 @@ import thingsboardApiAuditLog from './api/audit-log.service';
 import thingsboardApiComponentDescriptor from './api/component-descriptor.service';
 import thingsboardApiRuleChain from './api/rule-chain.service';
 
-import 'typeface-roboto';
-import 'font-awesome/css/font-awesome.min.css';
-import 'angular-material/angular-material.min.css';
-import 'angular-material-icons/angular-material-icons.css';
-import 'angular-gridster/dist/angular-gridster.min.css';
-import 'v-accordion/dist/v-accordion.min.css';
-import 'md-color-picker/dist/mdColorPicker.min.css';
-import 'mdPickers/dist/mdPickers.min.css';
-import 'angular-hotkeys/build/hotkeys.min.css';
-import 'angular-carousel/dist/angular-carousel.min.css';
-import 'angular-material-expansion-panel/dist/md-expansion-panel.min.css';
-import 'ngFlowchart/dist/flowchart.css';
-import '../scss/main.scss';
-
 import AppConfig from './app.config';
 import GlobalInterceptor from './global-interceptor.service';
 import AppRun from './app.run';