Convert css to scss entirely (#24)

* Convert css to scss entirely
Fixes #15

* tufte css is now a scss file

Makefile

@@ -0,0 +1,33 @@
+# VARIABLE
+NPM := npm
+SCSS_DIR := "assets/scss/vendor"
+
+# LIST OF THE COMMANDS
+help:
+	@echo "Commands available:"
+	@echo "- 'rebuild': rebuild the public directory in the 'exampleSite'"
+	@echo "- 'vendor': copy the files from the 'node_modules' folder to the 'assets' directory (Please note that the 'node_modules' folder need to exist)"
+	@echo "- 'install-npm': install (or reinstall) the nodes modules"
+	@echo "- 'install': shortcut for 'make install-npm && make vendor'"
+
+# COMMANDS
+install-npm:
+	@rm -r node_modules
+	@rm package-lock.json
+	@$(NPM) install
+	@sudo $(NPM) install -g postcss-cli #needs to install globally
+	@echo "NPM INSTALL" 
+vendor:
+	@mkdir -p $(SCSS_DIR)
+	@cp -r node_modules/normalize-scss/sass/** $(SCSS_DIR)
+	@echo "VENDORING" 
+rebuild:
+	@rm -rf exampleSite/public
+	@cd exampleSite && hugo && cd .. 
+	@echo "SITE REBUILT"
+install:
+	@make install-npm
+	@make vendor 
+
+chroma:
+	hugo gen chromastyles --style=monokai > assets/scss/syntax/syntax-dark.scss