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