html, body, object, iframe, h1, h2, h3, h4, h5, h6, blockquote, pre, abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure,  footer, header, hgroup, menu, nav, section, summary, time, mark, audio, video
  margin 0
  padding 0
  border 0
  outline 0
  font-size 100%
  vertical-align baseline
  background transparent

body
  line-height 1

article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section
  display block

nav ul
  list-style none

blockquote, q
  quotes none

blockquote:before, blockquote:after, q:before, q:after
  content ''
  content none

a
  margin 0
  padding 0
  font-size 100%
  vertical-align baseline
  background transparent

ins
  background-color #ff9
  color #000
  text-decoration none

mark
  background-color #ff9
  color #000
  font-style italic
  font-weight bold

del
  text-decoration  line-through

abbr[title], dfn[title]
  border-bottom 1px dotted
  cursor help

table
  border-collapse collapse
  border-spacing 0

input, select
  vertical-align middle
  outline-offset 0