body {
    margin: 0px;
    font-family: 'Heebo', sans-serif;
}

.contenu_centre {
    margin: 0px auto;
    width: 1170px;
}

header nav {
    margin: 0px auto;
    width: 1170px;
    height: 50px;
    background-color: white;
    display: flex;
    justify-content: space-between;
}

.logo{
display: flex;
align-items: center;
/* c cqui centre les éléments sur la ligne  */
}

.logo img {
width: 120px;

}

.liens {
    display: flex;
    align-items: center;

}
.liens a{
text-decoration: none;
color: #000;
margin-left: 40px;
/* pour espace entre les liens */
}
.liens a.donate{
background-color:rgb(32, 93, 161);
color: white;
border-radius: 5px;
padding: 3px 5px;
}

main section.entete {
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: #fff;

    position: relative;
    background-image: url("../images/entete.jpg");
    background-size: cover;
    background-position: center;
    height: 600px;
    padding-left: 100px;
}

main section.entete .filtre {
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.15);
    z-index: 10;
}

main section.entete * {
    z-index: 20;
}

main section.entete h1 {
    font-size: 64px;
    margin: 0px 0px 10px 0px;
}

main section.entete div.bts {
    margin-top: 25px;
}
main section.entete p {
    margin: 0px;
}

main section.entete a.bt {
    border-radius: 5px;
    text-decoration: none;
    padding: 4px 35px;
    font-weight: bold;
    margin-right: 10px;
}
main section.entete a.download {
    background-color: white;
    color: rgb(32, 44, 100);
}
main section.entete a.new {
    border: 2px solid;
    color: white;
    /* transition: all 0.2s; */
}

main section.entete a.new:hover {
    background-color: white;
    color: rgb(32, 44, 100);
    border: 2px solid #fff;

}