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