* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.submit-btn {
    background: #F3BD42;
    color: black;
    padding: 16px 20px;
    border: none;
    width: 216px;
    height: 51px;
    border-radius: 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(245, 166, 35, 0.3);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(245, 166, 35, 0.4);
}

.mobile-only {
    display: none;
}

.mobile-only {
    width: 100%;
}

.full-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 20px;
    margin-bottom: 20px;
}

.message {
    margin-top: 10px;
    font-size: 1rem;
    color: #ffffff;
    padding: 10px;
    border-radius: 5px;
    text-align: center;
    margin-bottom: 20px;
}

@media screen and (max-width: 768px) {
    .submit-btn {
        width: 100%;
    }
    
    .desktop-only {
        display: none;
    }

    .mobile-only {
        display: block;
    }
}