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