Element button pseudo-element :before generated with transition border 0px rgba(0,0,0,1) solid box-sizing content-box margin 0px padding 20px cursor default font-size 16px font-weight normal transform overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto z-index auto border-radius display block position static line-height 1 box-shadow 5px 1px 1px rgba(0,0,0,0.3) float none width 160px background