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