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