[Feature Request] Build pagination like tailwindcss

### Existing Component
Yes

### Component Name
pagination

### Description
Hi, Team ElementUI：

I want to ask a question about the Pagination component feature like tailwindcss dynamic show items（Below demo left side）.

##### Source

https://vuejsexamples.com/a-vue-pagination-component-build-with-the-css-framework-tailwindcss/

https://jsfiddle.net/arnedesmedt/18n9k6vm

THANK U!!