Element block pseudo-class :active generated with cursor default position static line-height 1 box-shadow 0px 0px 9px rgba(0,0,0,0.5) margin 0px box-sizing content-box z-index auto transition font-weight normal font-size 16px padding 20px float none display block height auto width 160px background text-shadow 1px 1px 1px rgba(0,0,0,0.2) transform border-radius overflow hidden border 0px rgba(0,0,0,1) solid