Project: nuxt
Task (easy): 1) If Page Not Found, shows 'Oops! Looks like you have wandered off the beaten path.' in h1 tag
2) Add button(.not-found-go-to-home) to navigate to '/'
3) When click '🛍️ WebBench Shopping Mart' in header, navigate to '/'
4) Add Style to beautify UI
5) 404 Page share the same layout with other pages
6) Hint: error.vue in the root dir can handle 404, NuxtLayout can be used to implement layout in error page