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