移动端1px细线 

border-bottom-1px($c)
  position relative
  &::before
    content ''
    display block
    position absolute
    left 0
    right 0
    bottom 0
    height 1px
    background-color $c
    @media only screen and (-webkit-device-pixel-ratio:2)
      transform scaleY(.5)
    @media only screen and (-webkit-device-pixel-ratio:3)
      transform scaleY(.3333333)


posted @ 2018-11-14 16:11  jonas_von  阅读(133)  评论(0)  编辑  收藏  举报