Element block pseudo-element :before generated with display block padding 20px font-size 16px transition position static float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform cursor default font-weight normal overflow hidden width 160px text-shadow 1px 1px 0px rgba(0,0,0,0.25) border-radius height auto margin 0px border 0px rgba(0,0,0,1) solid line-height 1 z-index auto background box-sizing content-box