/* Système de grille utilisant les flexbox */

.row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.row-xs {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    width: 80%;
    margin: auto;
}

.col {
    flex: 1;
    margin: 10px;
}

/* classes pour les largeurs des colonnes */

.col-1 { flex: 0 0 8.33%; }
.col-2 { flex: 0 0 16.667%; }
.col-3 { flex: 0 0 25%; }
.col-4 { flex: 0 0 33.33%; }
.col-5 { flex: 0 0 46.66%; }
.col-6 { flex: 0 0 50%; }
.col-7 { flex: 0 0 58.33%; }
.col-8 { flex: 0 0 66.66%; }
.col-9 { flex: 0 0 75%; }
.col-10 { flex: 0 0 83.33%; }
.col-11 { flex: 0 0 91.66%; }
.col-12 { flex: 0 0 100%; }

/* Responsive */

@media screen and (max-width: 768px) {
    .row {
        flex-direction: column;
    }

    .col {
        margin: 10px 0;
    }

    .menu ul.guestbook li span.date {
        color: #646788;  
    }

    .col-2 {
        order: 2;  /* Placer après .col-7 */
    }

    .col-7 {
        order: 1;  /* Placer avant .col-1 */
    }
}