Element button pseudo-element :before generated with margin 0px box-sizing content-box padding 20px width 160px line-height 1 border 0px rgba(0,0,0,1) solid transition height auto border-radius background overflow hidden z-index auto float none font-size 16px display block position static transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default box-shadow 3px 3px 13px rgba(25,25,25,1) font-weight normal