body {
    text-align: center;
}
img {
    height: 150px;
}
h2 {
    padding-top: 25px;
    font-size: 1.3rem;
    color:#0f417a;
}

div {
    background-color: #0f417a;
    background-image: url("https://www.insee.fr/img/logo-insee-fond.png");
    background-repeat: no-repeat;
    background-position: center 35px;
    background-size: 600px auto;
    padding: 20px;
}

a img {
    height: 100px;
}