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