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