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