main {
    background-image: url("/accueil/fondPageAcceuil.jpg");
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
    height: calc(100vh - 9em);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

main p {
    width: 60%;
    text-align: center;
    color: white;
    background-color: black;
    margin: 0;
    padding: 20px;
    box-shadow: 0 4px 10px black;
    font-size: large;
    font-weight: bold;
}

main p:first-child {
    border-radius: 10px 10px 0 0;
}

main p:last-child {
    border-radius: 0 0 10px 10px;
}