Element block pseudo-class :active generated with box-sizing content-box margin 0px transition height auto cursor default border-radius display block line-height 1 float none overflow hidden z-index auto text-shadow 2px 2px 2px rgba(0,0,0,0.5) background border 0px rgba(0,0,0,1) solid font-weight normal font-size 16px padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform position static width 160px