libreoffice-online/loleaflet/dist/spreadsheet.css

.spreadsheet-document {
	border-top: 1px solid #B6B6B6 !important;
	top: 100px !important;
	left: 50px !important;
	bottom: 56px !important;
	}

.spreadsheet-tab {
	margin: 0;
	padding: 0;
	left: 108px;
	right: 0;
	bottom: 33px;
	position: absolute;
	cursor: pointer;
	height: 24px;
	overflow-x: hidden;
	white-space: nowrap;

	background-color: #efefef;
	}

.spreadsheet-tab-scroll {
	width: 100%;
	height: 100%;
	overflow: auto;
	padding-bottom: 20px; /* to hide the scroolbar */

	margin-left: 6px;
	}

.spreadsheet-context-menu {
	margin: 0px;
	margin-right: 3px;
	padding-left: 7px;
	padding-right: 7px;
	padding-top: 1px;
	padding-bottom: 1px;

	font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif;
	display: inline-block;
	border: 1px solid darkgrey;
	background-color: lightgrey;
	}

.spreadsheet-context-menu-selected {
	background: white;
	border-top: 1px solid lightgrey;
	border-left: 1px solid lightgrey;
	border-right: 1px solid lightgrey;
	border-bottom: 1px solid lightgrey;
	}

.spreadsheet-header-corner {
	border-top: 1px solid darkgrey;
	border-left: 1px solid darkgrey;
	border-right: 1px solid darkgrey;
	border-bottom: 1px solid darkgrey;
	background-color: lightgrey;
	cursor: pointer;

	position: absolute;
	padding: 0px;
	margin: 0px;
	left: 0px;
	top: 80px;
	width: 49px;
	height: 19px;
	}

.spreadsheet-header-columns-container {
	border-top: 1px solid darkgrey;
	border-left: 1px solid darkgrey;
	border-right: 1px solid darkgrey;
	border-bottom: 1px solid darkgrey;
	background-color: lightgrey;

	position: absolute;
	display: inline-block;
	white-space: nowrap;
	left: 49px;
	top: 80px;
	right: 0;
	height: 19px;
	overflow: hidden;
	}

.spreadsheet-header-columns {
	display: inline-block;
	white-space: nowrap;
	width: 100%;
	height: 100%;
	position: relative;
	margin: 0px;
	padding: 0px;
	}

.spreadsheet-header-column {
	border-right: 1px solid darkgrey;
	font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif;

	display: inline-block;
	text-align: center;
	text-overflow: ellipsis;
	white-space: nowrap;
	padding: 0px;
	margin: 0px;
	height: 100%;
	cursor: pointer;

	/* Make the text unselectable for all browsers */
	-webkit-touch-callout: none;
	-webkit-user-select: none;
	-khtml-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	}

.spreadsheet-header-column:hover {
	background-color: #DDD;
	}

.spreadsheet-header-rows-container {
	border-top: 1px solid darkgrey;
	border-left: 1px solid darkgrey;
	border-right: 1px solid darkgrey;
	border-bottom: 1px solid darkgrey;
	background-color: lightgrey;

	position: absolute;
	left: 0;
	top: 100px;
	width: 48px;
	bottom: 57px;
	overflow: hidden;
	}

.spreadsheet-header-rows {
	width: 100%;
	height: 100%;
	border-spacing: 0px !important;
	position: relative;
	margin: 0px;
	padding: 0px;
	}

.spreadsheet-header-row {
	border-bottom: 1px solid darkgrey;
	font: 12px/1.5 "Helvetica Neue", Arial, Helvetica, sans-serif;

	text-overflow: ellipsis;
	text-align: center;
	white-space: nowrap;
	padding: 0px;
	margin: 0px;
	height: 100%;
	cursor: pointer;

	/* Make the text unselectable for all browsers */
	-webkit-touch-callout: none;
	-webkit-user-select: none;
	-khtml-user-select: none;
	-moz-user-select: none;
	-ms-user-select: none;
	}

.spreadsheet-header-row:hover {
        background-color: #DDD;
	}