fix toast messages in angular app

Author: ahanusa

client/angular/angular.json

@@ -23,7 +23,8 @@
               "src/assets"
             ],
             "styles": [
-              "src/styles.css"
+              "src/styles.css",
+              "node_modules/ngx-toastr/toastr.css"
             ],
             "scripts": [],
             "es5BrowserSupport": true

client/angular/src/styles.css

@@ -25,3 +25,7 @@
   padding-left: 5px;
   font-style: italic;
 }
+
+#toast-container > div {
+  opacity:1;
+}