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