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