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