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