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