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