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