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