declare module 'vue3-captcha' {
  export type CaptchaInstance={
    check:Function;
    refresh:Function
  } | null
  type captchaProps={
     width?:number
     height?:number
     borderColor?:string
     bgColor?:string
     failRefresh?:boolean
     clickRefresh?:boolean
  }
   const _default:import("vue").DefineComponent<captchaProps>
   export  default _default
}