Element block pseudo-class :active generated with transition padding 23px margin 0px text-shadow 1px 1px 1px rgba(255,0,0,1) border 0px rgba(0,0,0,1) solid height auto width 160px z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box font-weight normal float none overflow hidden line-height 1 cursor default transform position static border-radius display block font-size 18px background