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