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