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