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