overleaf/services/web/public/stylesheets/app/editor/feature-onboarding.less

.feat-onboard {
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
	display: flex;
 	justify-content: center;
 	align-items: baseline;
	background-color: rgba(0, 0, 0, .85);
	background-repeat: no-repeat;
	background-position-x: 0;
	color: #FFF;
	text-align: center;
	z-index: 102;
	overflow: auto;
}
	.feat-onboard-wrapper {
		padding-top: 30px;
	}

		.feat-onboard-title {
			color: #FFF;
			margin-bottom: 30px;
		}

		.feat-onboard-description {
			max-width: 35em;
			margin: 0 auto 5px;
		}
		
		.feat-onboard-highlight {
			font-weight: bold;
			white-space: nowrap;
		}

			.feat-onboard-adv-title {
				font-weight: bold;
				white-space: nowrap;
				color: #FFF;
				font-size: 23px;
				margin-top: 0;
			}

	.feat-onboard-tutorial-wrapper {
		display: flex;
		align-items: center;
		padding: 30px 0 15px;
	}
		.feat-onboard-video {
			width: 616px;
			margin: 0 30px;
			box-shadow: 0 0 70px 0 rgba(255, 255, 255, 0.3);
		}

		.feat-onboard-nav-btn {
			border-radius: 1em;
			width: 2em;
			height: 2em;
			text-align: center;
			padding: 0;
			font-size: 1.3em;
			line-height: 1em;
			box-shadow: 0 0 70px 0 rgba(255, 255, 255, 0.3);

			&[disabled] {
				opacity: 0.2;
			}

			&:focus,
			&:active:focus {
				outline: 0;
				box-shadow: 0 0 70px 0 rgba(255, 255, 255, 0.3);
			}
		}

a.feat-onboard-dismiss {
	position: absolute;
	top: 10px;
	right: 10px;
	width: 1em;
	height: 1em;
	line-height: 1em;
	font-size: 2em;
	color: #FFF;
	opacity: 0.5;
	transition: opacity .15s ease-in-out;
	
	&:hover,
	&:focus {
		text-decoration: none;
		color: #FFF;
		opacity: 1;
	}
}