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