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