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