input[type="radio" i] { 
    background-color: initial;
    cursor: default;
    appearance: auto;
    box-sizing: border-box;
    margin: 6px 3px 0px 20px;
    padding: initial;
    border: initial;
    font-size: 13px;
}
.fs-6 { 
    font-size: 1rem !important;
    font-weight: bold;
}
.btn-group-desktop { 
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: -27px;
}

.btn-group-mobile { 
    display: none !important;
}  

@media (max-width: 480px) {
    .btn-group-desktop {
        display: none !important;
    }
    .btn-group-mobile {
        display: flex !important;
        flex-wrap: wrap;
        justify-content: left;
        gap: 10px;
        padding: 2px;
    }
}

/* Sticky Header for Question 15 Matrix */
@media (min-width: 481px) {
    .sticky-matrix-question {
        position: sticky;
        top: 0;
        background-color: #ffffff;
        z-index: 102;
        margin-bottom: 0 !important;
        padding: 10px 0;
    }

    .sticky-matrix-header th {
        position: sticky;
        top: 40px;
        background-color: #ffffff;
        z-index: 101;
        border-bottom: 2px solid #ddd;
    }
}