text: export default{
  
      mounted(){
          const { clientHeight } = document.querySelector('body')
          this.$refs.OutBox.style.height = `${clientHeight - 178}px`
          this.$refs.OutBox.style.overflow="auto"
          let _this=this
          window.onresize=function () {
              const { clientHeight } = document.querySelector('body')
              _this.$refs.OutBox.style.height = `${clientHeight - 178}px`
              _this.$refs.OutBox.style.overflow="auto"
          }
      },
  
  }
  