Element block pseudo-element :before generated with transition height auto cursor default border 0px rgba(0,0,0,1) solid display block position static line-height 1 float none z-index auto border-radius box-sizing content-box width 160px text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) padding 20px font-size 16px font-weight normal overflow hidden margin 0px transform background