#jour.j1s1{
   background: url("../img/s1j1.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j2s1{
   background: url("../img/s1j2.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j3s1{
   background: url("../img/s1j3.jpg") center top no-repeat fixed;
    background-size: cover;
 }
  #jour.j4s1{
   background: url("../img/s1j4.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j5s1{
   background: url("../img/s1j5.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j6s1{
   background: url("../img/s1j6.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j7s1{
   background: url("../img/s1j7.jpg") center top no-repeat fixed;
    background-size: cover;
 }

/* ====================================================================
                           semaine 2
 ====================================================================   */
#jour.j1s2{
   background: url("../img/s2j1.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j2s2{
   background: url("../img/s2j2.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j3s2{
   background: url("../img/s2j3.jpg") center top no-repeat fixed;
    background-size: cover;
 }
  #jour.j4s2{
   background: url("../img/s2j4.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j5s2{
   background: url("../img/s2j5.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j6s2{
   background: url("../img/s2j6.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j7s2{
   background: url("../img/s2j7.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 
 /* ====================================================================
                           semaine 3
 ====================================================================   */
 #jour.j1s3{
   background: url("../img/s3j1.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j2s3{
   background: url("../img/s3j2.jpg") center top no-repeat fixed;
    background-size: cover;
 }
 #jour.j3s3{
   background: url("../img/s3j3.jpg") center top no-repeat fixed;
    background-size: cover;
 }
  #jour.j4s3{
   background: url("../img/s3j4.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j5s3{
   background: url("../img/s3j5.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j6s3{
   background: url("../img/s3j6.jpg") center top no-repeat fixed;
    background-size: cover;
 }
   #jour.j7s3{
   background: url("../img/s3j7.jpg") center top no-repeat fixed;
    background-size: cover;
 }

 #plan{
   background: url("../img/s1j1.jpg") center top no-repeat fixed;
    background-size: cover;
 }