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