body{
    font-family:'Century Gothic', Calibri, serif;
    font-size: 13px;
    margin: 0px;
    padding: 0px;
}
h1{
    font-size: 40px;
    font-weight: normal;
    text-align: center;
}
header{
    height: 100px;
}
footer{
    height: 80px;
    padding-top: 30px;
    text-align: center;
    background-color:#C5C5C5;
    border-top: 2px solid #AAA;
}
nav{
    width: 100%;
    background-color: #424558;
}
nav ul{
    margin: 0px;
    padding: 0px;
}
nav li{
    list-style-type: none;
    float: left;
}
nav a{
    display: inline-block;
    text-decoration: none;
    padding: 20px 30px;
    color: #FFF;
    text-transform: uppercase;
    font-size: 15px;
}
.table{
    display: table;
    margin: 0 auto;
}
.menu-Accueil:hover{
    border-top: 5px solid #4C8;
    background-color: RGBa(64,200,130,0.15);
}
.menu-Recherches:hover{
    border-top: 5px solid #f1dc4f;
    background-color: RGBa(241,211,79,0.15);
}
.menu-Oeuvres:hover, .competence{
    border-top: 5px solid #0070BB;
    background-color: RGBa(000,112,192,0.15);
}
.menu-Biographies:hover, .presentation{
    border-top: 5px solid #0070BB;
    background-color: RGBa(000,112,192,0.15);
}
.menu-Contact:hover, .parcours{
    border-top: 5px solid #e44d26;
    background-color: RGBa(228,77,38,0.15);
}
nav li:hover a{
    padding:15px 30px 20px 30px;
}
section{
    width: 100%;
    min-height: 300px;
    padding-bottom: 10px;
    margin-bottom: 10px;
}
.sec{
    margin: 0px 10%;
}
.left{
    float: left;
    width: 30%;
}
.right{
    float: left;
    width:70%;
}
.cleft, .cright, .sousleft, .sousright{
    width: 50%;
    float: left;
}
.sec::after, .exp::after, .reco::after{
    content:"";
    display: table;
    clear: both;
}
@media screen and(max-width: 780px){
    header{
        height: 50px;
        }
        h1{
            font-size:28px;
            margin:20px 0px 0px 0px;
        }
        nav li a{
            font-size: 12px;
            padding: 10px;
        }
        nav li:hover a{
            padding: 5px 10px 10px 10px;
        }
}
img{
    display: block;
    margin-right: auto;
    margin-left: auto;
}
.orange{
    border-top: 5px solid #e47d26;
    background-color: RGBa(228, 117, 38, 0.15);
    margin-bottom: 0px;
}
.rose{
    border-top: 5px solid #e44d96;
    background-color: RGBa(228, 77, 128, 0.15);
    margin-bottom: 0px;
}
.vert{
    border-top: 5px solid #e47d26;
    background-color: RGBa(228, 117, 38, 0.15);
    margin-bottom: 0px;
}
.bleu{
    border-top: 5px solid #29c;
    background-color: RGBa(30, 152, 212, 0.15);
}
.rouge{
    border-top: 5px solid #e47d26;
    background-color: RGBa(228, 117, 38, 0.15);
    margin-bottom: 0px;
}
}
.violet{
    border-top: 5px solid #e47d26;
    background-color: RGBa(228, 117, 38, 0.15);
    margin-bottom: 0px;
}
.indigo{
    border-top: 5px solid #29c;
    background-color: RGBa(30, 152, 212, 0.15);
}
.noir{
    border-top: 5px solid #f3e241;
    background-color: RGBa(240, 255, 69, 0.15);
}
.blanc{
    border-top: 5px solid #5f6;
    background-color: RGBa(70, 240, 80, 0.15);
}
.marron{
    border-top: 5px solid #0000FF;
    background-color: RGBa(0, 0, 255, 0.15);
}
.mauve{
    border-top: 5px solid #5f6;
    background-color: RGBa(70, 240, 80, 0.15);
}
.orge{
    border-top: 5px solid #e44d26;
    background-color: RGBa(228, 77, 38, 0.15);
}