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