Element block pseudo-class :active generated with z-index auto height auto margin 0px position static line-height 2 display block box-sizing content-box transition font-size 16px float none border 0px rgba(0,0,0,1) solid width 25% cursor default border-radius transform font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) background padding 20px