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