.conteneur {
    width: 830px;
    margin: auto;
}

.header {
    width: 800px;
    height: 150px;
    background: #093844;
    margin: auto;
}

.contener {
    display: flex;
    margin-top: 15px;
    margin-bottom: 15px;
}
.menu_1 {
    width: 166px;
    height: 39px;
    background: #f9f89b;
}

.menu_2 {
    width: 166px;
    height: 39px;
    background: #f1f084;
}

.menu_3 {
    width: 166px;
    height: 39px;
    background: #e6e573;
}

.menu_4 {
    width: 166px;
    height: 39px;
    background:#dedd5e;
}

.menu_5 {
    width: 166px;
    height: 39px;
    background:#d2d155;
}

.conteneur_3 {
    display: flex;
    width: 830px;
    margin: auto;
}

.colonne_gauche {
    width: 550px;
    height: 500px;
    background: #80a894;
    margin-right: 30px;
}

.colonne_droite {
    width: 250px;
    height: 500px;
    background: #52736b;
}

.footer {
    width: 700px;
    height: 100px;
    background: #532736;
    margin-top: 15px;
    margin: auto;
}