global-reset()

borderColor = #D0D0D0 // using
highlightenBorderColor = darken(borderColor, 20%)
invBorderColor = #404849
brandBorderColor = #3FB399

focusBorderColor = #369DCD

buttonBorderColor = #4C4C4C

lightButtonColor = #898989

hoverBackgroundColor= transparentify(#444, 4%) // using

inactiveTextColor = #888 // using
textColor = #4D4D4D // using
backgroundColor= white
fontSize= 14px // using

shadowColor= #C5C5C5

invBackgroundColor = #4C4C4C
invTextColor = white

btnColor = #888
btnHighlightenColor = #000

brandColor = #2BAC8F

popupShadow = 0 0 5px 0 #888


tableHeadBgColor = white
tableOddBgColor = #F9F9F9
tableEvenBgColor = white

facebookColor= #3b5998
githubBtn= #201F1F

// using
successBackgroundColor= #E0F0D9
successTextColor= #3E753F
errorBackgroundColor= #F2DEDE
errorTextColor= #A64444
infoBackgroundColor= #D9EDF7
infoTextColor= #34708E

popupZIndex= 500

body
  font-size 16px
  padding 15px
  font-family helvetica, arial, sans-serif
  line-height 1.6
  overflow-x hidden
  .katex
    font 400 1.2em 'KaTeX_Main'
    line-height 1.2em
    white-space nowrap
    text-indent 0
  .katex .mfrac>.vlist>span:nth-child(2)
    top 0 !important
  .katex-error
    background-color errorBackgroundColor
    color errorTextColor
    padding 5px
    margin -5px
    border-radius 5px
div.math-rendered
  text-align center
.math-failed
  background-color alpha(red, 0.1)
  color darken(red, 15%)
  padding 5px
  margin 5px 0
  border-radius 5px
sup
  position relative
  top -.4em
  font-size 0.8em
  vertical-align top
sub
  position relative
  bottom -.4em
  font-size 0.8em
  vertical-align top
a
  color brandColor
  text-decoration none
  padding 5px
  border-radius 5px
  margin -5px
  transition .1s
  display inline-block
  img
    vertical-align sub
  &:hover
    color lighten(brandColor, 5%)
    text-decoration underline
    background-color alpha(#FFC95C, 0.3)
  &:visited
    color brandColor
  &.lineAnchor
    padding 0
    margin 0
    display block
    font-size 0
    height 0
hr
  border-top none
  border-bottom solid 1px borderColor
  margin 15px 0
h1, h2, h3, h4, h5, h6
  font-weight bold
h1
  font-size 2.25em
  padding-bottom 0.3em
  line-height 1.2em
  border-bottom solid 1px borderColor
  margin 1em 0 0.44em
  &:first-child
    margin-top 0
h2
  font-size 1.75em
  padding-bottom 0.3em
  line-height 1.225em
  border-bottom solid 1px borderColor
  margin 1em 0 0.57em
  &:first-child
    margin-top 0
h3
  font-size 1.5em
  line-height 1.43em
  margin 1em 0 0.66em
h4
  font-size 1.25em
  line-height 1.4em
  margin 1em 0 0.8em
h5
  font-size 1em
  line-height 1.4em
  margin 1em 0 1em
h6
  font-size 1em
  line-height 1.4em
  margin 1em 0 1em
  color #777

*:not(a.lineAnchor) + p, *:not(a.lineAnchor) + blockquote, *:not(a.lineAnchor) + ul, *:not(a.lineAnchor) + ol, *:not(a.lineAnchor) + pre
  margin-top 1em
p
  line-height 1.6em
  margin 0 0 1em
  white-space pre-line
img
  max-width 100%
strong, b
  font-weight bold
em, i
  font-style italic
s, del, strike
  text-decoration line-through
u
  text-decoration underline
blockquote
  border-left solid 4px brandBorderColor
  margin 0 0 1em
  padding 0 25px
ul
  list-style-type disc
  padding-left 2em
  margin-bottom 1em
  li
    display list-item
  &>li>ul, &>li>ol
    margin 0
  &>li>ul
    list-style-type circle
    &>li>ul
      list-style-type square
ol
  list-style-type decimal
  padding-left 2em
  margin-bottom 1em
  li
    display list-item
  &>li>ul, &>li>ol
    margin 0
code
  font-family Monaco, Menlo, 'Ubuntu Mono', Consolas, source-code-pro, monospace
  padding 0.2em 0.4em
  background-color #f7f7f7
  border-radius 3px
  font-size 0.85em
  text-decoration none
  margin-right 2px
*:not(a.lineAnchor) + code
  margin-left 2px
pre
  padding 1em !important
  background-color #f7f7f7 !important
  border-radius 5px
  overflow-x auto
  margin 0 0 1em
  line-height 1.35
  code
    margin 0
    padding 0
    border none
    border-radius 0
    pre
      border none
      margin -5px
  &>span.lineNumber
    font-family Monaco, Menlo, 'Ubuntu Mono', Consolas, source-code-pro, monospace
    display none
    float left
    margin 0 0.5em 0 -0.5em
    border-right 1px solid
    text-align right
    &>span
      display block
      padding 0 .5em 0 1em
table
  display block
  width 100%
  margin 0 0 1em
  thead
    tr
      background-color tableHeadBgColor
    th
      border-style solid
      padding 6px 13px
      line-height 1.6
      border-width 1px 0 2px 1px
      border-color borderColor
      &:last-child
        border-right solid 1px borderColor
  tbody
    tr:nth-child(2n + 1)
      background-color tableOddBgColor
    tr:nth-child(2n)
      background-color tableEvenBgColor
    td
      border-style solid
      padding 6px 13px
      line-height 1.6
      border-width 0 0 1px 1px
      border-color borderColor
      &:last-child
        border-right solid 1px borderColor