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