.container-form {
    width: 100%;
    max-width: 1200px;
    margin: 40px auto 0;
    padding: 0 40px;
}

.form-box {
    width: 100%;
    margin-top: 40px;
}

.form-box form .input-group {
    width: 100%;
    margin-top: 20px
}

.form-box form .input-group label {
    display: block;
}

.form-box form .input-group input {
    width: 100%;
    display: block;
    padding: 12px 20px;
    border: 1px solid black;
    margin-top: 8px;
    border-radius: 8px;
}

.form-box form .input-group textarea {
    width: 100%;
    height: 200px;
    display: block;
    padding: 12px 20px;
    border: 1px solid black;
    margin-top: 8px;
    border-radius: 8px;
}

.form-box form button {
    margin-top: 40px;
    padding: 12px 30px;
    background-color: var(--buttonb-color);
    border-radius: 8px;
    transition: all .3s;
    cursor: pointer;
}

.form-box form button:hover {
    background-color: var(--buttonb-hover);
    color: white;
}

@media screen and (max-width:960px) {
    .container-form {
        margin-top: 20px;
        padding: 0 20px;
    }

    .container-form .form-box {
        margin-top: 20px;
    }

    .container-form .form-box form button {
        margin-top: 20px;
    }
}