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