css 文字大小自适应

“viewpoint” = window size

viewpoint
css3提供了一些与当前viewpoint相关的元素，vw，vh，vim等。

vw = 1% of viewport width 1vh = 1% of viewport height 1vmin = 1vw or 1vh, 最小
1vmax = 1vw or 1vh, 最大

getDetailData () {
      var getPostDetailRequest = getRequest(Api.getPostByID(this.articleId))
      getPostDetailRequest.then(({ data, statusCode }) => {
        if (statusCode === 200) {
          this.articleData = data.content.rendered
          this.articleData = MpvueMarkdownParser(data.content.rendered)
          console.log(this.articleData)
        }
      })
    }

• 4567890

兼容性：chrome 20+/ safari 6+/ IE 10+ / FF 19+ / IOS 6+