una/modules/boonex/messenger/template/css/tailwind/components/talk-block.css

.bx-messenger-block-messenger {
    @apply divide-y-0 overflow-hidden auto-rows-min;
}

.bx-messenger-block-messenger .bx-messenger-conversation-block-history,
.bx-messenger-block-messenger .bx-messenger-post-box
{
    @apply min-w-[20rem];
}

.bx-messenger-block-groups-panel {
    @apply relative overflow-x-hidden;
}

.bx-messenger-block-history-panel {
    @apply overflow-hidden;
}

/*.bx-messenger-block-messenger.bx-messenger-columns {
    @apply divide-x-0;
}*/

.bx-messenger-block-messenger .bx-messenger-info-section-block {
    @apply border-l;
}