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