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