Element button pseudo-element :before generated with margin 0px font-size 16px box-sizing content-box width 160px z-index auto border 0px rgba(0,0,0,1) solid position static font-weight normal display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 overflow hidden float none transform border-radius box-shadow 3px 3px 4px rgba(0,0,0,0.4) background height auto cursor default transition padding 20px