.devis-title {
    margin-bottom: 50px;
}

.devis-container {
    max-width: 800px;
}

.devis-container .devis-title h1 {
    font-size: 2.5em;
    font-weight: 800;
    color: var(--dark-color);
}

.devis-container .devis-title h3 {
    color: var(--text-color);
    font-weight: 300;
    font-size: 18px;
}

.btn-submit-demande-devis {
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-submit-demande-devis .btn-demande-devis-sub {
    margin-top: 30px;
    padding: 15px 45px;
    font-size: 20px;
    width: 100%;
}

@media screen and (max-width: 767px) {
    .devis-container .devis-title h1 {
        font-size: 2.0em;
    }
}

@media screen and (max-width: 576px) {
    .devis-container {
        max-width: 500px;
    }
}

@media screen and (max-width: 576px) {
    .devis-container {
        max-width: 500px;
    }
}

@media screen and (max-width: 540px) {
    .btn-submit-demande-devis .btn-demande-devis-sub {
        padding: 8px 20px;
        font-size: 18px;
        margin-top: 3px;
    }
}

@media screen and (max-width: 400px) {
    .devis-container .devis-title h1 {
        font-size: 1.5em;
    }
    .devis-container .devis-title h3 {
        font-size: 15px;
    }
    .devis-title {
        margin-bottom: 5px;
    }
}