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