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