body {
    background: url('authentification.jpg') no-repeat;
    background-attachment: fixed;
    background-size: cover;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    max-width: 300px;
    padding: 20px;
    padding-bottom: 50px ;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
}

input[type="text"],
input[type="password"],
input[type="submit"] {
    width: 95%;
    padding: 10px;
    margin: 5px 0;
    border: none;
    border-radius: 5px;
}

input[type="submit"] {
    background-color: dodgerblue;
    color: white;
    cursor: pointer;
}

#retour{
    color: white;
    text-decoration: none;
    position: absolute;
    margin-top: 1rem;
    margin-left: 5rem;

}