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