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