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