Vencord/src/plugins/betterFolders/betterFolders.css

.vc-bf-folder-sidebar [class*="wrapper-"] > [class*="listItem-"]:first-of-type,
.vc-bf-folder-sidebar [class*="unreadMentionsIndicator"] {
    display: none;
}

.vc-bf-folder-sidebar [class*="expandedFolderBackground-"] {
    background-color: transparent;
}

.vc-bf-folder-sidebar {
    display: flex;
}

.vc-bf-fullscreen {
    width: 0 !important;
    visibility: hidden;
}