.portada:before{background-image:url(https://documentos.contadoresmexico.org.mx/el-colegio/filosofia/img/bg.jpg)}.portada .caption{color:#fff}.portada-secondary:before{background-image:url(https://documentos.contadoresmexico.org.mx/el-colegio/filosofia/img/portada.jpg)}.portada-secondary .caption{color:#3c5177}