/*corps de la page*/
body{
    text-align: center;
    background-color: cornflowerblue;
    margin: 0 auto;
    width: 1701px;
}
#all{
    border: 2px darkblue double;
    margin: 10px;
    padding: 1px;
    width: 1701px;
    background-color: whitesmoke;
}
/*tete de la page*/
header{
    background-image: linear-gradient(#0000FF,#0000AA);
    height: 150px;
    width: 1700px;
    margin: 0px;
}
header h1{
    color: #FFFFFF;
    margin-top:0px;
    text-align: left;
    font-family: inherit;
    font-size: 50px;
}
header h2{
    color: #FFFFFF;
    text-align: left;
    margin-top: 2px;
    font-family: inherit;
    font-size: 20px;
}
header img {
    float: left;
    height: 100px;
    margin: 10px;
    vertical-align: baseline;
}
/*menue de navigation*/
nav {
    width: 1700px;
}
nav ul {
    padding: 0px;
    margin: 0px;
    background-color: #333333;
    text-align: center;
}

nav li{
    display:inline-block;
    width: 10%;
    height: 100%;
    margin: 0px;
    padding: 0px;
    border-right: 1px solid #CCCCCC;
    text-align: center;
    line-height: 40px;
    transition: background-color .4s;
}
#Ac{
    border-left: 1px solid #CCCCCC;
}
nav li:hover{
    background-color: #3388BB;
    /*    font-size: larger;*/
}
nav li a {
    display:block;
    color: #FFFFFF;
}
/*millieux de page*/
main{
    display: inline-block;
    text-align: left;
    width: 65%;
}
main h1{
    text-align: center;
    font-size: 45px;
}
main article{
    margin-left:60Px;
    font-family: inherit;
    font-size: large;
    padding-top: 10px;
}
article h2{
    color: dodgerblue;
    text-align: center;
    color: darkblue;
}
article h3{
    color: blue;
}
article ul li{
    padding: 2px;
}
.lienSeul{
    text-decoration: none;
    color: black;
    transition: color .4s;
    transition: font-size 0.3s;
    text-align: center;
}
.lienSeul:hover{
    text-decoration: none;
    color: cornflowerblue;
    font-size: larger;
}
#Tdr{
    text-align: left;
    width: 25%;
    margin-top: 2%;
    float: right;
    border-left: 4px cornflowerblue solid;
}
.centrer{
    text-align: center;
}
.bal-centrer{
    margin: 0 auto;
    width: 320px;
    height: 218px;
}
.imgC{
    border: 2px darkblue double;
    height: 300px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    transition: transform .6s;
    transition: border .6s;
}
.imgC:hover{
    border: 5px cornflowerblue inset;
    transform: scale(1.05);
}
#colonne1{
    display: inline-block;
    width: 44%;
    margin-left: 5%;
    margin-right: 2%;
    vertical-align: top;
}
#colonne2{
    display: inline-block;
    width: 44%;
    vertical-align: top;
}
.cadre{
    text-align: center;
    border: 2px cornflowerblue solid;
    color: darkblue;
}
#indice{
    text-align: center;
    font-style: italic;
    color: blue;
}
.page{
    margin: 5px;
    padding: 5px;
}
.titreanne{
    font-size: 200%;
}

/*.prévisualisation div{
    position: absolute;
    top: -999em;
    opacity: 0;
    transition: opacity 1s;
}
.prévisualisation:hover div {
    position: static;
    top: auto;
    opacity: 100;
}*/
/*bas de page*/
footer{
    color: #0000FF;
    height: 25px;
    text-align: center;
    border: 3px cornflowerblue inset;
    margin: 5px;
}