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