#entete {
     background : url(../img/interfaces/entete-qui.png) no-repeat center bottom;  
  
}

/*************************************************/     
#pied {
	  
	background : url(../img/interfaces/pied-roche.png) no-repeat center bottom;
    
}

/*                                                                
#principal #left { 
    background : url(../img/basContenu.png) no-repeat center bottom;  
}*/