reorganized sass project files

outsourced sass code from main.sass in order to make maintanance more
easy to be performed

package-lock.json

@@ -5,6 +5,7 @@
   "requires": true,
   "packages": {
     "": {
+      "name": "steevcss",
       "version": "1.0.0",
       "license": "ISC",
       "devDependencies": {
@@ -989,7 +990,6 @@
       "dependencies": {
         "anymatch": "~3.1.1",
         "braces": "~3.0.2",
-        "fsevents": "~2.3.1",
         "glob-parent": "~5.1.0",
         "is-binary-path": "~2.1.0",
         "is-glob": "~4.0.1",
@@ -4792,7 +4792,6 @@
       "dependencies": {
         "anymatch": "^1.3.0",
         "async-each": "^1.0.0",
-        "fsevents": "^1.0.0",
         "glob-parent": "^2.0.0",
         "inherits": "^2.0.1",
         "is-binary-path": "^1.0.0",