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