error in ./src/App.vue

Module build failed: ParseError: unexpected “indent”
at Parser.error (D:\Vue\sell\node_modules\stylus\lib\parser.js:259:11)
at Parser.stmt (D:\Vue\sell\node_modules\stylus\lib\parser.js:819:32)
at Parser.statement (D:\Vue\sell\node_modules\stylus\lib\parser.js:685:21)
at Parser.block (D:\Vue\sell\node_modules\stylus\lib\parser.js:865:21)
at Parser.selector (D:\Vue\sell\node_modules\stylus\lib\parser.js:1555:24)
at Parser.stmt (D:\Vue\sell\node_modules\stylus\lib\parser.js:797:27)
at Parser.statement (D:\Vue\sell\node_modules\stylus\lib\parser.js:685:21)
at Parser.block (D:\Vue\sell\node_modules\stylus\lib\parser.js:865:21)
at Parser.selector (D:\Vue\sell\node_modules\stylus\lib\parser.js:1555:24)
at Parser.stmt (D:\Vue\sell\node_modules\stylus\lib\parser.js:797:27)
at Parser.statement (D:\Vue\sell\node_modules\stylus\lib\parser.js:685:21)
at Parser.parse (D:\Vue\sell\node_modules\stylus\lib\parser.js:236:25)
at Renderer.render (D:\Vue\sell\node_modules\stylus\lib\renderer.js:80:22)
at D:\Vue\sell\node_modules\stylus-loader\index.js:165:12
at tryCatchReject (D:\Vue\sell\node_modules\when\lib\makePromise.js:840:30)
at runContinuation1 (D:\Vue\sell\node_modules\when\lib\makePromise.js:799:4)

@ ./~/vue-style-loader!./~/css-loader?{“minimize”:false,“sourceMap”:false}!./~/vue-loader/lib/style-rewriter.js?{“id”:“data-v-5de778b2”,“scoped”:false,“hasInlineConfig”:false}!./~/stylus-loader?{“sourceMap”:false}!./~/vue-loader/lib/selector.js?type=styles&index=0!./src/App.vue 4:14-358 13:3-17:5 14:22-366
@ ./src/App.vue
@ ./src/main.js
@ multi ./build/dev-client ./src/main.js