overleaf/services/web/public/stylesheets/app/editor/track-changes.less

@changesListWidth:   250px;
@changesListPadding: @line-height-computed / 2;

@selector-padding-vertical: 10px;
@selector-padding-horizontal: @line-height-computed / 2;
@day-header-height: 24px;

@range-bar-color: @link-color;
@range-bar-selected-offset: 14px;

#trackChanges {
	// .track-changes-diff {
	// 	position: absolute;
	// 	right: @changesListWidth + 1px;
	// 	left: 0;
	// 	top: 0;
	// 	bottom: 0;
	// 	height: 100%;
	// 	.ace_editor {
	// 		position: absolute;
	// 		top: 42px;
	// 		left: 0;
	// 		right: 0;
	// 		bottom: 0;
	// 		.ace_active-line, .ace_cursor-layer, .ace_gutter-active-line {
	// 			display: none;
	// 		}
	// 	}
	// 	.track-changes-diff-toolbar {
	// 		position: absolute;
	// 		top: 0;
	// 		left: 0;
	// 		right: -1px;
	// 		height: 32px;
	// 		padding: 5px 5px 5px 5px;
	// 		margin: 0;
	// 		background-color: #282828;
	// 		color: white;
	// 		border-right: 1px solid white;
	// 		.number-of-changes, .restore {
	// 			position: absolute;
	// 		}
	// 		.number-of-changes {
	// 			left: 10px;
	// 			bottom: 7px;
	// 		}
	// 		.restore {
	// 			right: 10px;
	// 			bottom: 5px;
	// 			padding: 3px 9px;
	// 		}
	// 	}
	// }


	// .track-changes-upgrade-control, .track-changes-upgrade-popup {
	// 	position: absolute;
	// 	top: 0;
	// 	bottom: 0;
	// 	left: 0;
	// 	right: 0;
	// 	z-index: 100;
	// }

	// .track-changes-upgrade-popup {
	// 	background-color: rgba(128,128,128,0.4);
	// 	.message {
	// 		margin: auto;
	// 		margin-top: 200px;
	// 		padding: 10px 10px 14px 10px;
	// 		width: 400px;
	// 		font-weight: bold;
	// 		text-align: center;
	// 		background-color: white;
	// 		.border-radius(8px);
	// 	}
	// }

	// .track-changes-upgrade-control {
	// 	background-color: #eeeeee;
	// 	text-align: center;
	// 	.message {
	// 		font-size: 18px;
	// 		margin: 12px;
	// 		margin-top: 36px;
	// 	}
	// }

	// .deleted-background,
	// .deleted-foreground,
	// .inserted-background,
	// .name-marker,
	// .changes-before,
	// .changes-after {
	// 	position: absolute;
	// 	z-index: 2;
	// }

	// .name-marker {
	// 	font-size: 0.8em;
	// 	padding: 2px 6px;
	// 	.border-radius(3px 3px 3px 3px);
	// 	position: absolute;
	// 	border: 1px solid #999;
	// 	left: 0;
	// 	white-space: pre;
	// }

	// .changes-before {
	// 	top: 6px;
	// 	right: 6px;
	// }
	// .changes-after {
	// 	bottom: 6px;
	// 	right: 6px;
	// }
	// .changes-before, .changes-after {
	// 	padding: 4px 8px;
	// 	background-color: #eee;
	// 	border: 1px solid #999;
	// 	.border-radius(3px);
	// }

	.diff {
		margin-right: @changesListWidth;
	}

	aside.change-list {
		border-left: 1px solid @toolbar-border-color;
		height: 100%;
		width: @changesListWidth;
		position: absolute;
		right: 0;
		background-color: white;

		ul {
			li.change {
				position: relative;
				user-select: none;
				-ms-user-select: none;
				-moz-user-select: none;
				-webkit-user-select: none;

				.day {
					background-color: #fafafa;
					border-bottom: 1px solid @toolbar-border-color;
					padding: 4px;
					font-weight: bold;
					text-align: center;
					height: @day-header-height;
					font-size: 14px;
					line-height: 1;
				}
				.selectors {
					input {
						margin: 0;
					}
					position: absolute;
					left: @selector-padding-horizontal;
					top: 0;
					bottom: 0;
					width: 24px;
					.selector-from {
						position: absolute;
						bottom: @selector-padding-vertical;
						left: 0;
						opacity: 0.8;
					}
					.selector-to {
						position: absolute;
						top: @selector-padding-vertical;
						left: 0;
						opacity: 0.8;
					}
					.range {
						position: absolute;
						left: 5px;
						width: 4px;
						top: 0;
						bottom: 0;
					}
				}
				.description {
					padding: (@line-height-computed / 4);
					padding-left: 38px;
					min-height: 38px;
					border-bottom: 1px solid @toolbar-border-color;
					cursor: pointer;
					&:hover {
						background-color: @gray-lightest;
					}
				}
				.users {
					.user {
						font-size: 0.8rem;
						color: @gray;
						text-transform: capitalize;
						position: relative;
						padding-left: 16px;
						.color-square {
							height: 12px;
							width: 12px;
							border-radius: 3px;
							position: absolute;
							top: 3px;
							left: 0;
						}
					}
				}
				.time {
					float: right;
					color: @gray;
					display: inline-block;
					padding-right: (@line-height-computed / 2);
					font-size: 0.8rem;
					line-height: @line-height-computed;
				}
				.docs {
					font-weight: bold;
					font-size: 0.9rem;
				}
			}
			li.loading-changes, li.empty-message {
				padding: 6px;
				cursor: default;
				&:hover {
					background-color: inherit;
				}
			}
			li.selected {
				border-left: 4px solid @range-bar-color;
				.day {
					padding-left: 0;
				}
				.description {
					padding-left: 34px;
				}
				.selectors {
					left: @selector-padding-horizontal - 4px;
					.range {
						background-color: @range-bar-color;
					}
				}
			}
			li.selected-to {
				.selectors {
					.range {
						top: @range-bar-selected-offset;
					}
					.selector-to {
						opacity: 1;
					}
				}
			}
			li.selected-from {
				.selectors {
					.range {
						bottom: @range-bar-selected-offset;
					}
					.selector-from {
						opacity: 1;
					}
				}
			}
			li.first-in-day {
				.selectors {
					.selector-to {
						top: @day-header-height + @selector-padding-vertical;
					}
				}
			}
			li.first-in-day.selected-to {
				.selectors {
					.range {
						top: @day-header-height + @range-bar-selected-offset;
					}
				}
			}
		}
		ul.hover-state {
			li {
				.selectors {
					.range {
						background-color: transparent;
						top: 0;
						bottom: 0;
					}
				}
			}
			li.hover-selected {
				.selectors {
					.range {
						top: 0;
						background-color: @gray-light;
					}
				}
			}
			li.hover-selected-to {
				.selectors {
					.range {
						top: @range-bar-selected-offset;
					}
					.selector-to {
						opacity: 1;
					}
				}
			}
			li.hover-selected-from {
				.selectors {
					.range {
						bottom: @range-bar-selected-offset;
					}
					.selector-from {
						opacity: 1;
					}
				}
			}
			li.first-in-day.hover-selected-to {
				.selectors {
					.range {
						top: @day-header-height + @range-bar-selected-offset;
					}
				}
			}
		}
	}
}