Usor:Nguyengiabach1201/Harenaria/Pagina prima/style.css

hr {
	margin-bottom: 1rem;
}

.responsive-grid {
    display:block;
}

.responsive-grid > * {
    padding:1rem;
    margin:2px;
}

@media (min-width:770px) {
    .responsive-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }
}