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