:where(.brxe-heading).has-separator {
    align-items: center;
    display: inline-flex;
    gap: 20px
}

:where(.brxe-heading)>[contenteditable] {
    display: inline-block;
    text-decoration: inherit
}

:where(.brxe-heading) .separator {
    border-top: 1px solid;
    flex-grow: 1;
    flex-shrink: 0;
    height: 1px
}

.brxe-code {
    width: 100%
}