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