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