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