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