go back to sass as as it contains more features and implement sass in parser

src/stylesheets/bulma.scss

 @import "toast";
-@import "../../node_modules/bulma/css/bulma.min.css";
 
 #appWindow {
 
+    @import "../../node_modules/bulma/bulma";
+
+
   // bulma variables
   $dropdown-content-radius: 20px;