.divider {
    height:10px;
}

fieldset {
    border: 5px solid lightgrey;
    box-sizing: border-box;
    grid-area: 1 / 1; /* first row, first column */
    padding: 10px;
    width: inherit;
}

legend {
    width: auto; /* Or width: inherit; */
    padding: 0 10px; /* Add some padding */
    border-bottom: none;
    float: none; /* For Bootstrap 5+ issues */
}

.card {
    --bs-card-border-color: darkgray;
}