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