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