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