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