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