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