Just had a look at my console and saw these errors:
no such context .string-single in Packages/SCSS/SCSS.tmLanguage
no such context .string-double in Packages/SCSS/SCSS.tmLanguage
no such context .media-query-list in Packages/SCSS/SCSS.tmLanguage
no such context .string-double in Packages/SCSS/SCSS.tmLanguage
no such context .string-single in Packages/SCSS/SCSS.tmLanguage
no such context .media-query-list in Packages/SCSS/SCSS.tmLanguage
Just had a look at my console and saw these errors: