card/merchant/assets/scss/plugins/_timeline.scss

.timeline {
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	position: relative;

	*,
	:after,
	:before {
		-webkit-box-sizing: inherit;
		box-sizing: inherit;
	}

	&:not(.timeline--horizontal):before {
		background-color: #d1d4e4;
		inset-block-end: 0;
		content: "";
		inset-inline-start: 50%;
		margin-inline-start: -2px;
		position: absolute;
		inset-block-start: 0;
		width: 4px;
		z-index: 1;
	}
}

.timeline__wrap {
	overflow: hidden;
	position: relative;
	z-index: 1;
}

.timeline__item {
	font-size: 16px;
	font-size: 1rem;
	padding: 0.625rem 2.5rem 0.625rem 0;
	position: relative;
	width: 50%;
	z-index: 1;

	&:after {
		background-color: #fff;
		border: 4px solid #d1d4e4;
		border-radius: 50%;
		content: "";
		height: 20px;
		position: absolute;
		inset-inline-end: -10px;
		-webkit-transform: translateY(-50%);
		-ms-transform: translateY(-50%);
		transform: translateY(-50%);
		inset-block-start: 50%;
		width: 20px;
		z-index: 1;
	}

	&.animated {
		-webkit-animation-duration: 1s;
		animation-duration: 1s;
		-webkit-animation-fill-mode: both;
		animation-fill-mode: both;
		opacity: 0;
	}

	&.fadeIn {
		-webkit-animation-name: fadeIn;
		animation-name: fadeIn;
	}
}

.timeline__item--left {
	inset-inline-start: 0;
}

.timeline__item--right {
	inset-inline-start: 50%;
	padding: 0.625rem 0 0.625rem 2.5rem;

	&:after {
		inset-inline-start: -10px;
	}

	.timeline__content {
		&:before {
			border-block-end: 10px solid transparent;
			border-inline-end: 12px solid #e1e6f1;
			border-inline-start: none;
			border-block-start: 10px solid transparent;
			inset-inline-start: -12px;
		}

		&:after {
			border-block-end: 9px solid transparent;
			border-inline-end: 11px solid #fff;
			border-inline-start: none;
			border-block-start: 9px solid transparent;
			inset-inline-start: -10px;
		}
	}
}

.timeline__content {
	background-color: #fff;
	border-radius: 0px;
	color: #334151;
	border: 1px solid #e1e6f1;
	display: block;
	padding: 1.25rem;
	position: relative;
	box-shadow: 0 8px 16px 0 rgba(162, 169, 204, 0.24);

	&:after {
		content: "";
		height: 0;
		position: absolute;
		-webkit-transform: translateY(-50%);
		-ms-transform: translateY(-50%);
		transform: translateY(-50%);
		inset-block-start: 50%;
		width: 0;
	}

	&:before {
		content: "";
		height: 0;
		position: absolute;
		-webkit-transform: translateY(-50%);
		-ms-transform: translateY(-50%);
		transform: translateY(-50%);
		inset-block-start: 50%;
		width: 0;
		border-block-end: 10px solid transparent;
		border-inline-start: 12px solid #e1e6f1;
		border-block-start: 10px solid transparent;
		inset-inline-end: -12px;
		z-index: 1;
	}

	&:after {
		border-block-end: 9px solid transparent;
		border-inline-start: 11px solid #fff;
		border-block-start: 9px solid transparent;
		inset-inline-end: -10px;
		z-index: 2;
	}

	h2 {
		font-size: 1rem;
		font-weight: 700;
		margin: 0 0 0.625rem;
	}

	p {
		font-size: 14px;
		line-height: 1.5;
		margin-block-end: 10px;
	}
}

.timeline--horizontal {
	white-space: nowrap;

	.timeline-divider {
		background-color: #d1d4e4;
		display: block;
		height: 4px;
		inset-inline-start: 40px;
		position: absolute;
		-webkit-transform: translateY(-50%);
		-ms-transform: translateY(-50%);
		transform: translateY(-50%);
		inset-inline-end: 40px;
		z-index: 0;
	}

	.timeline__items {
		-webkit-transition: all 0.8s;
		-o-transition: all 0.8s;
		transition: all 0.8s;
		will-change: transform;
	}

	.timeline__item {
		display: inline-block;
		inset-inline-start: 0;
		padding: 0 0 2.5rem;
		position: relative;
		-webkit-transition: none;
		-o-transition: none;
		transition: none;
		vertical-align: top;
		white-space: normal;

		&:after {
			inset-inline-start: 50%;
			inset-inline-end: auto;
			-webkit-transform: translate(-50%, -50%);
			-ms-transform: translate(-50%, -50%);
			transform: translate(-50%, -50%);
			inset-block-start: 100%;
		}

		.timeline__item__inner {
			display: table;
			height: 100%;
			width: 100%;
		}

		.timeline__content__wrap {
			display: table-cell;
			margin: 0;
			padding: 0;
			vertical-align: bottom;
		}

		.timeline__content {
			&:before {
				border-inline-start: 12px solid transparent;
				border-inline-end: 12px solid transparent;
				border-block-start: 12px solid #e1e6f1;
				inset-inline-start: 50%;
				inset-inline-end: auto;
				-webkit-transform: translateX(-50%);
				-ms-transform: translateX(-50%);
				transform: translateX(-50%);
				inset-block-start: 100%;
			}

			&:after {
				border-inline-start: 10px solid transparent;
				border-inline-end: 10px solid transparent;
				border-block-start: 10px solid #fff;
				inset-inline-start: 50%;
				inset-inline-end: auto;
				-webkit-transform: translateX(-50%);
				-ms-transform: translateX(-50%);
				transform: translateX(-50%);
				inset-block-start: 100%;
			}
		}
	}

	.timeline__item--bottom {
		padding: 2.5rem 0 0;

		&:after {
			inset-block-start: 0;
		}

		.timeline__content__wrap {
			vertical-align: top;
		}

		.timeline__content {
			&:before {
				border-block-end: 12px solid #e1e6f1;
				border-inline-start: 12px solid transparent;
				border-inline-end: 12px solid transparent;
				border-block-start: none;
				inset-block-end: 100%;
				inset-block-start: auto;
			}

			&:after {
				border-block-end: 10px solid #fff;
				border-inline-start: 10px solid transparent;
				border-inline-end: 10px solid transparent;
				border-block-start: none;
				inset-block-end: 100%;
				inset-block-start: auto;
			}
		}
	}
}

.timeline-nav-button {
	background-color: #fff;
	border: 1px solid #e1e6f1;
	border-radius: 50px;
	-webkit-box-sizing: border-box;
	box-sizing: border-box;
	-webkit-box-shadow: none;
	box-shadow: none;
	cursor: pointer;
	display: block;
	height: 40px;
	outline: 0;
	position: absolute;
	text-indent: -9999px;
	-webkit-transform: translateY(-50%);
	-ms-transform: translateY(-50%);
	transform: translateY(-50%);
	inset-block-start: 50%;
	width: 40px;
	z-index: 10;

	&:disabled {
		opacity: 0.5;
		pointer-events: none;
	}

	&:before {
		background-position: center center;
		background-repeat: no-repeat;
		content: "";
		display: block;
		height: 14px;
		inset-inline-start: 50%;
		position: absolute;
		-webkit-transform: translateX(-50%) translateY(-50%);
		-ms-transform: translateX(-50%) translateY(-50%);
		transform: translateX(-50%) translateY(-50%);
		inset-block-start: 50%;
		width: 8px;
	}
}

.timeline-nav-button--prev {
	inset-inline-start: 0;

	&:before {
		background-image: url(../plugins/timeline/images/arrow-left.svg);
	}
}

.timeline-nav-button--next {
	inset-inline-end: 0;

	&:before {
		background-image: url(../plugins/timeline/images/arrow-right.svg);
	}
}

.timeline--mobile {
	padding: 0;

	&:before {
		inset-inline-start: 10px !important;
		margin: 0 !important;
	}

	.timeline__item {
		inset-inline-start: 0;
		padding-inline-start: 40px;
		padding-inline-end: 0;
		width: 100%;

		&:after {
			inset-inline-start: 2px;
			margin: 0;
		}

		.timeline__content {
			&:before {
				inset-inline-start: -12px;
				border-block-end: 12px solid transparent;
				border-inline-end: 12px solid #e1e6f1;
				border-inline-start: none;
				border-block-start: 12px solid transparent;
			}

			&:after {
				inset-inline-start: -10px;
				border-block-end: 10px solid transparent;
				border-inline-end: 10px solid #fff;
				border-inline-start: none;
				border-block-start: 10px solid transparent;
			}
		}
	}
}

@-webkit-keyframes fadeIn {
	0% {
		opacity: 0;
		inset-block-start: 70px;
	}

	100% {
		opacity: 1;
		inset-block-start: 0;
	}
}

@keyframes fadeIn {
	0% {
		opacity: 0;
		inset-block-start: 70px;
	}

	100% {
		opacity: 1;
		inset-block-start: 0;
	}
}

@-webkit-keyframes liftUp {
	0% {
		inset-block-start: 0;
	}

	100% {
		inset-block-start: -15px;
	}
}

@keyframes liftUp {
	0% {
		inset-block-start: 0;
	}

	100% {
		inset-block-start: -15px;
	}
}

.timeline--horizontal .timeline__item:nth-child(even):after {
	inset-block-start: 0;
}