Laravel tailwind and bootstrap

Hello everyone, i use booth tailwind css and bootstrap 4, but when i compile my assets i get and error . boostrap work but tailwind not. laravel mix failto compile with this error: ERROR in ./resources/css/app.css Module build failed (from ./node_modules/mini-css-extract-plugin/dist/loader.js): ModuleBuildError: Module build failed (from ./node_modules/postcss-loader/dist/cjs.js):

please someone to help me