snappymail/dev/Styles/User/FolderList.less

@folderItemPadding: 7px;
@subPadding: 15px;

#V-MailFolderList,
#V-MailFolderList .b-content {
	height: 100%;
}

.focused .b-folders a.focused {
	background-color: var(--folders-focused-bg-color, #333);
	border-color: #fff;
	color: var(--folders-focused-color, #eee);
}

#folderSearchInput {
	width: 100%;
}

/* https://github.com/the-djmaze/snappymail/issues/1427 */
#V-MailFolderList .e-checkbox {
	margin: 0 4px;
	width: calc(100% - 8px);
}
#V-MailFolderList .unreadOnly li a:not(.unread-sub):not([data-unread]) {
    display:none;
}

.b-folders {
	display: flex;
	flex-direction: column;
	height: 100%;
	padding-right: 2px;

	ul {
		margin: 0;
	}

	.move-action-content-wrapper {
		z-index: -1;
		position: fixed;
		top: 0;
		bottom: 0;
		left: 0;
		right: 0;
		opacity: 0.05;
		background-color: #fff;
		background-size: 60px 60px;
		background-image: linear-gradient(135deg, #000 25%, transparent 25%,
			transparent 50%, #000 50%, #000 75%,
			transparent 75%, transparent);
	}

	.b-toolbar {
		color: #fff;
	}

	.b-footer {
		padding: 10px @rlLowMargin;
		overflow: hidden;
		white-space: nowrap;
	}

	.b-content {
		overflow: hidden;
		overflow-y: auto;
		min-width: 100px;
		color: var(--folders-color, #333);
	}

	hr {
		margin: 10px;
	}

	li {
		display: block;
		overflow: hidden;
		white-space: nowrap;

		a {
			background-color: transparent;
			border-left: 3px solid transparent;
			color: var(--folders-color, #333);
			display: block;
			line-height: 34px;
			padding: 0 2em 0 @folderItemPadding;
			position: relative;
			text-decoration: none;
			vertical-align: middle;
			z-index: 1;

			&.selectable {
				cursor: pointer;

				&:hover {
					background-color: var(--folders-hover-bg-color, #333);
					color: var(--folders-hover-color, #eee);
				}

				&.droppableHover {
					background-color: var(--folders-drop-bg-color, #333);
					color: var(--folders-drop-color, #eee);
				}

				&.droppableHover * {
					pointer-events: none;
				}

				&.selected {
					background-color: var(--folders-selected-bg-color, #333);
					color: var(--folders-selected-color, #eee);
				}
			}
			&:not(.selectable) {
				color: var(--folders-disabled-color, #666);
				cursor: default;
				font-style: italic;
			}

			&.unread-sub {
				font-weight: bold;
			}

			.e-collapsed-sign {
				cursor: pointer;
				font-size: 150%;
				text-indent: 0;
				vertical-align: inherit;
			}
		}

		a[data-unread] {
			font-weight: bold;
			overflow: hidden;
			text-overflow: ellipsis;
		}

		ul.collapsed {
			max-height: 0;
			height: 0;
			display: none;
		}
	}

	.b-folders-system a[data-unread]::after,
	.b-folders-user a[data-unread]:not(.system)::after
	{
		content: attr(data-unread);
		background-color: var(--unread-count-bg-color, #999);
		border-radius: 1em;
		color: var(--unread-count-color, #fff);
		font-size: 80%;
		line-height: 1.5em;
		margin-top: 7px;
		min-width: 1.7em;
		padding: 1px 4px;
		text-align: center;
		text-shadow: 0 -1px 0 rgba(0,0,0,.25);
		position: absolute;
		right: 3px;
		text-indent: 0;
	}

	.flag-icon {
		margin-left: 7px;
	}
	.flag-icon::after {
		content:'☆';
		opacity: .5;
	}
	.is-flagged {
		.flag-icon::after {
			color: orange;
			content:'★';
			opacity: 1;
		}
	}

	.b-folders-system {
		font-weight: bold;
	}

	li li a {
		text-indent: 1em;
	}
	li li li a {
		text-indent: 2em;
	}
	li li li li a {
		text-indent: 3em;
	}
	li li li li li a {
		text-indent: 4em;
	}
}

#rl-left .buttonCompose {
	max-height: 2em;
	max-width: fit-content;
	overflow: hidden;
	text-overflow: ellipsis;
	width: calc(100% - 48px);
}

html.rl-left-panel-disabled {
	.buttonComposeText,
	.buttonContacts {
		display: none;
	}
	#rl-left .buttonCompose {
		width: auto;
	}
}