:root {
    --black: #000000;
    --white: #ffffff;
    --red: #f83e3e;
}

.mcq-field {
    border: 1px solid var(--black);
    border-radius: 30px;
}

input[type="radio"] {
    width: 30px;
    height: 30px;
    border: 1px solid var(--black);
    border-radius: 30px;
    appearance: none;
    outline: none;
    cursor: pointer;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
}

input[type="radio"]:checked::before {
    content: "";
    width: 15px;
    height: 15px;
    background-color: var(--black);
    border-radius: 50%;
    display: block;
    margin: auto;
}

.button-section .col-md-6 .button-1 {
    text-align: end;
}

.button-section .col-md-6 .button-2 {
    text-align: start;
}

.btn-add-another-option {
    width: 100%;
    max-width: 200px;
    padding: 10px;
    background-color: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
    font-size: 16px;
    cursor: pointer;
    border-radius: 30px;
    text-align: center;
}

.btn-add-another-option:hover {
    background-color: var(--white);
    color: var(--black);
    border: 1px solid var(--black);
}

.btn-add-question {
    width: 100%;
    max-width: 200px;
    padding: 10px;
    background-color: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
    font-size: 16px;
    cursor: pointer;
    border-radius: 30px;
    text-align: center;
}

.btn-add-question:hover {
    background-color: var(--white);
    color: var(--black);
    border: 1px solid var(--black);
}

.btn-add-question-to-bank {
    width: 100%;
    max-width: 200px;
    padding: 10px;
    background-color: var(--white);
    color: var(--black);
    border: 1px solid var(--black);
    font-size: 16px;
    cursor: pointer;
    border-radius: 30px;
    text-align: center;
}

.btn-add-question-to-bank:hover {
    background-color: var(--black);
    color: var(--white);
    border: 1px solid var(--black);
}

@media (max-width: 768px) {
    .button-section .row {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .button-section .col-md-6 .button-1 {
        width: 100%;
        text-align: center;
        margin-bottom: 10px;
    }

    .button-section .col-md-6 .button-2 {
        width: 100%;
        text-align: center;
        margin-bottom: 10px;
    }

    .btn-add-another-option,
    .btn-add-question {
        width: 80%;
    }
}

.btn-remove {
    border: 1px solid var(--black);
    border-radius: 30px;
    background-color: var(--black);
    color: var(--white);
}

.btn-remove:hover {
    border: 1px solid var(--black);
    background-color: var(--red);
    color: var(--white);
}