.value{
     max-width: 1300px;
    margin: 50px auto;
    padding: 20px;
}

.value h1{
    font-size: 2em;
    text-align: center;
    margin-bottom: 50px;
    margin-top: 20px;
}
.value div{
    margin-bottom: 20px;
}


.valeur_button{
    padding: 9px 20px;
    border-radius: 4px;
    border: none;
    outline: none;
    margin-top: 10px;
    font-size: 1.2em;
    background-color: #65acff;
    color: #fff;
    cursor: pointer;
}