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