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