.bouton_2013 {
    font-size: 18px;
    padding: 3px;
    font-weight: bold;
}
.modalDialog {
    position: fixed;
    font-family: Verdana, Arial;
    font-size: 18px;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99999;
    opacity: 0;
    -webkit-transition: opacity 200ms ease-in;
    -moz-transition: opacity 200ms ease-in;
    transition: opacity 200ms ease-in;
    pointer-events: none;
    display: none;
}

    .modalDialog:target {
        opacity: 1;
        pointer-events: auto;
    }

    .modalDialog > div {
        width: 400px;
        position: relative;
        margin: 15% auto;
        padding: 5px 20px 13px 20px;
        border-radius: 8px;
        background: #fff;
        background: -moz-linear-gradient(#fff, #ddd);
        background: -webkit-linear-gradient(#fff, #ddd);
        background: -o-linear-gradient(#fff, #ddd);
    }

.menusduhaut {
    position: fixed;
    top:0px;
    z-index: 1000;
    height: 40px;
    width: 100%;
    background-color: #D86C00;
    border-bottom: 1px solid #333333;
    color: White;
    font-size: 14px;
    text-align: center;
}
.menusduhautgras {
    text-decoration: none;
    color: White;
    font-weight: bold;
}
.aide {
    margin-top: 60px;
    width: 900px;
    text-align: left;
    margin-left: auto;
    margin-right: auto;
}
.aidetitre {
    color: #D86C00;
    font-weight: bold;
    margin-bottom: 10px;
}
.logoloueur {
    position: fixed;
    bottom: 10px;
    height: 50px;
    z-index: 1000;
    left: 10px;
}
.logo {
    position:fixed;
    bottom:10px;
    height:50px;
    z-index:1000;
    right:10px;
}