Give better imports.

scss/essence.scss

@@ -1,3 +1,9 @@
+// Load variables
+@import 'variables';
+
+// Import Bootstrap package
+@import '~bootstrap/scss/bootstrap';
+
 // Bootstrap components
 @import 'bootstrap/reboots';
 @import 'bootstrap/buttons';
@@ -8,10 +14,10 @@
 @import 'bootstrap/code';
 @import 'bootstrap/form-control';
 
-// Vendor
-@import "vendors/prismjs";
-
 // Essence components
 @import 'elements/sidebar';
 @import 'elements/footer';
 @import 'elements/radio';
+
+// Vendors
+@import 'vendors/prismjs';