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