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