woocommerce-paypal-payments/modules/ppcp-wc-gateway/resources/css/gateway-settings.scss

.ppcp-settings-field-preview {
	position: relative;

	> td {
		position: relative;
		padding-left: 0;
		padding-right: 0;
	}
}

.ppcp-preview:not(.ppcp-r-styling__preview) {
	width: var(--box-width, 100%);
	padding: 15px;
	border: 1px solid lightgray;
	background: #eeeeef;
	border-radius: 15px;
	box-shadow: 0 2px 10px 1px #ddd;
	margin-right: 0;
	box-sizing: border-box;

	h4 {
		margin-top: 0;
	}

	@media (min-width: 601px) {
		--box-width: 382px;
	}

	@media (max-width: 782px) {
		margin-top: 16px;
	}

	@media (min-width: 1200px) {
		float: right;
		margin-top: -250px;
		max-width: calc(100vw - 850px);
	}

	@media (min-width: 1400px) {
		margin-right: 12%;
	}

	@media (min-width: 2000px) {
		margin-right: 41%;
	}

	// Align the preview box to the bottom of the form row and expand it upwards.
	// (The default layout above expands the box downwards)
	&.align-bottom {
		@media (min-width: 1200px) {
			position: absolute;
			margin: 0;
			right: 0;
			bottom: 30px;
		}

		@media (min-width: 1400px) {
			right: 13%;
		}

		@media (min-width: 2000px) {
			right: 42%;
		}
	}

	// Preview box showing a single button, that is displayed inside a "frame".
	&.ppcp-preview-single {
		@media (min-width: 1200px) {
			margin-right: 20px;
			bottom: 50px;
			max-width: calc(100vw - 880px);
		}

		@media (min-width: 1400px) {
			margin-right: -20px;
		}
	}
}