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