feat: tailwind related improvement (#6085)

web/app/components/base/button/index.tsx

@@ -1,8 +1,8 @@
 import type { CSSProperties } from 'react'
 import React from 'react'
 import { type VariantProps, cva } from 'class-variance-authority'
-import classNames from 'classnames'
 import Spinner from '../spinner'
+import classNames from '@/utils/classnames'
 
 const buttonVariants = cva(
   'btn disabled:btn-disabled',