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