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