dialog{
    border-radius: 12px;
}

.text_alerte{
    color: black;
    font-size: 30px;
    font-weight: 600;
}
a.accueil, a.retour{
    display: inline-block;
    margin: 0 10px;
    text-decoration: none;
    border: 2px solid #4D869C;
    background-color: #BABABA;
    color: #4D869C;
    font-weight: 600;
    padding: 10px 25px;
    border-radius: 25px;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

#lien:hover{
    background: #05595B;
    color: #BABABA;
    transition: 0.2s ease-out;
}

.retour{
    float: left;
}

.accueil{
    float: right;
}