#header, #headerHome, #headerService, #headerSalubrite, #headerIncendie, #headerMissions, #menuGaucheHome, #menuGaucheService, #menuGaucheSalubrite, #menuGaucheIncendie, #menuGaucheMissions, #pratiqueActualite, #nav-home, #nav-service, #nav-salubrite, #nav-incendie, #nav-missions {
	display:none;
}
#colonnePrincip {
	width: 530px;
	height: 100%;
	text-align: left;
	float: left;
}