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