.scrollon {background-image: url(images/FondUSA2.jpg);
background-position: center top;
background-repeat: no-repeat;

}


.scrolloff {background-image: url(images/FondUSA2.jpg);
background-position: center top;
background-repeat: no-repeat;
overflow: hidden;
}

img{
border: none;
}

.bleu {
width: 986;
text-align: center;
}

.accueil {width: 986;
background-color: white;
font-family: arial;
font-size: 17px;
margin-top: -1%;
cellpadding: 10px;
}

.txtdefil {position: absolute;
top: 137px;
left: 158px;
font-family: arial;
font-size: 15px;
font-weight: bold;
color: white;}





.txtgrippe {font-family: arial;
font-size: 12px;
text-align: center;}


.digit1 {text-align: center;
margin-left: -5px;}

.digit2 {text-align: center;
margin-left: -5px;}

.digit3 {text-align: center;
margin-left: -5px;}

.digit4 {text-align: center;
margin-left: -5px;}

.digit5 {text-align: center;
margin-left: -5px;}


.infogrippe {
background-color: red;
color: white;
font-family: arial;
font-size: 17px;
width: 75%;
}

.contenu {font-family: arial;
font-size: 17px;}


.navy {color: white;
text-align: center;
font-weight: bold;
background-color: navy;}

.grey {
text-align: center;
font-weight: bold;
background-color: gainsboro;
margin-top: -17px;}

.center {text-align: center;}