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