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