Style

• absolute-pos(top, right, bottom, left) / fixed-pos(top, right, bottom, left)
• hairline(direction, color, radius)
• normalize()
• word-break()
• word-ellipsis()
• clearfix()

absolute-pos(top, right, bottom, left) / fixed-pos(top, right, bottom, left)

设置top, right, bottom, left， 默认全部为0px

hairline(direction, color, radius)

1px边框
direction all(默认)/top/bottom/left/right
color 边框颜色默认color-line-1
radius 是否有圆角默认false

normalize()

去除默认margin，padding，list-style

word-break()

强制换行

word-ellipsis()

超出省略号

clearfix()

清除浮动