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