/* Imagens externas temporárias — substituir pelas fotografias reais */
.portfolio-grid article:nth-child(1) img{content:url('https://images.unsplash.com/photo-1461896836934-ffe607ba8211?auto=format&fit=crop&w=1400&q=85')}.portfolio-grid article:nth-child(2) img{content:url('https://images.unsplash.com/photo-1501386761578-eac5c94b800a?auto=format&fit=crop&w=1200&q=85')}.portfolio-grid article:nth-child(3) img{content:url('https://images.unsplash.com/photo-1511578314322-379afb476865?auto=format&fit=crop&w=1200&q=85')}.event-grid .p2{background-image:url('https://images.unsplash.com/photo-1501386761578-eac5c94b800a?auto=format&fit=crop&w=1200&q=85')}.event-grid .p3{background-image:url('https://images.unsplash.com/photo-1511578314322-379afb476865?auto=format&fit=crop&w=1200&q=85')}