wp-calypso/client/assets/stylesheets/shared/_rendered-blocks.scss

@use "sass:math";
@import "@automattic/typography/styles/fonts";
@import "@automattic/typography/styles/variables";
@import "./mixins/breakpoints";

%rendered-block-content {
	@extend %content-font;
	margin: 0;
	position: relative;
	font-size: 1rem;
	overflow-wrap: break-word;
	word-wrap: break-word;

	h1 {
		font-size: $font-title-large;
		font-weight: 700;
		margin: 0 0 16px;
	}

	h2 {
		font-size: $font-title-medium;
		font-weight: 700;
		margin: 0 0 8px;
	}

	h3 {
		font-size: $font-title-small;
		font-weight: 700;
		margin: 0 0 8px;
	}

	h4 {
		font-size: $font-title-small;
		font-weight: 700;
		margin: 0 0 8px;
	}

	h5 {
		font-weight: 700;
	}

	p,
	> div {
		margin: 0 0 24px;

		&:last-child {
			margin-bottom: 0;
		}
	}

	blockquote {
		padding: 0 24px 0 32px;
		margin: 16px 0 32px;
		border-left: 3px solid var(--color-neutral-0);
		color: var(--color-neutral-50);
		font-weight: 400;
		background: transparent;
	}

	aside {
		margin: 0;
		border: none;
		background: none;
		font-size: $font-body-small;
	}

	hr {
		background: var(--color-neutral-0);
		margin: 24px 0;
	}

	img {
		max-width: 100%;
		height: auto;
		display: inline;
		margin: auto;

		&.wp-smiley {
			height: 1em;
			margin-bottom: 0;
		}
	}

	audio,
	video {
		display: block;
		width: 100%;
		margin: 24px auto;
	}

	iframe[class^="twitter-"],
	iframe[class^="instagram-"],
	.fb_iframe_widget {
		display: block;
		margin: 24px auto !important;
	}

	@include breakpoint-deprecated( ">660px" ) {
		.alignleft {
			max-width: 100%;
			float: left;
			margin-top: 12px;
			margin-bottom: 12px;
			margin-right: 32px;
		}

		.alignright {
			max-width: 100%;
			float: right;
			margin-top: 12px;
			margin-bottom: 12px;
			margin-left: 32px;
		}
	}

	@include breakpoint-deprecated( "<660px" ) {
		.alignleft,
		.alignright {
			clear: both;
			margin-top: 24px;
			margin-bottom: 24px;
		}
	}

	.aligncenter {
		clear: both;
		display: block;
		margin-top: 24px;
		margin-bottom: 24px;
		text-align: center;
	}

	.wp-caption.alignnone {
		clear: both;
		display: block;
		margin-top: 24px;
		margin-bottom: 24px;
	}

	.wp-caption {
		position: relative;
		max-width: 100%;

		&.alignright {
			float: right;
		}

		&.alignleft {
			float: left;
		}

		&.alignright,
		&.alignleft {
			max-width: 100%;

			@include breakpoint-deprecated( ">660px" ) {
				max-width: 50%;
			}

			img.alignright,
			img.alignleft {
				float: none;
			}
		}

		img {
			display: block;
			margin: 0 auto;
		}
	}

	.wp-caption-text,
	figure figcaption,
	figure .caption,
	.wp-caption .wp-media-credit {
		padding: 12px;
		margin: 0;
		font-size: $font-body-small;
		text-align: center;
		color: var(--color-neutral-40);
	}

	// placeholder for videopress videos
	.video-plh-notice {
		position: relative;
		margin-bottom: 24px;
		padding: 11px 24px;
		border-radius: 2px;
		background: var(--color-neutral-0);
		box-sizing: border-box;
		font-size: $font-body-small;
		line-height: 1.4285;
		animation: appear 0.3s ease-in-out;

		@include breakpoint-deprecated( ">660px" ) {
			padding: 13px 48px;
			font-size: inherit;
		}
	}

	sup,
	sub {
		vertical-align: baseline;
		position: relative;
		font-size: 0.875rem;
	}

	sup {
		top: -0.4em;
	}

	sub {
		bottom: -0.2em;
	}

	table th,
	table td {
		padding: 10px;
	}

	img:first-child {
		margin-top: 0;
	}

	// Gutenberg blocks
	.wp-block-image,
	.wp-block-embed {
		margin-bottom: 1em;
	}

	.wp-block-gallery {
		margin-left: 0;
		margin-bottom: 1em;
		// Non cropped images.
		&:not(.is-cropped) {
			.blocks-gallery-item {
				align-self: flex-start;
			}
		}
	}

	.blocks-gallery-caption {
		margin: auto;
	}

	.wp-block-buttons {
		margin: 0;
	}

	.wp-block-button {
		border-style: solid;
		font-family: $sans;
		border-width: 1px;
		cursor: pointer;
		display: inline-block;
		margin: 0;
		margin-right: 0.25em;
		margin-bottom: 0.6em;
		outline: 0;
		overflow: hidden;
		vertical-align: top;
		font-size: 0.875rem;
		font-weight: 600;
		line-height: 22px;
		border-radius: 2px;
		padding: 8px 14px;
		border-color: var(--color-neutral-10);
	}

	.wp-block-table table {
		border-collapse: collapse;
	}

	.wp-block-table td,
	.wp-block-table th {
		border: 1px solid var(--color-neutral-10);
		font-size: 1rem;
		line-height: 1.8;
	}

	.wp-block-table th {
		font-weight: bold;
		background: var(--color-neutral-0);
	}

	.wp-block-button__link,
	.wp-block-button__link:hover {
		color: inherit;
	}

	$grid-size-large: 16px;
	$default-font-size: $font-body-small;
	$content-width: 610px;
	$break-small: 600px;
	$black: #000;
	$white: #fff;

	@mixin break-small() {
		@media (min-width: #{ ($break-small) }) {
			@content;
		}
	}
	// Deprecated gallery block styles.
	// From https://github.com/WordPress/gutenberg/blob/trunk/packages/block-library/src/gallery/deprecated.scss
	.wp-block-gallery,
	.blocks-gallery-grid {
		display: flex;
		flex-wrap: wrap;
		list-style-type: none;
		padding: 0;
		// Some themes give all <ul> default margin instead of padding.
		margin: 0;

		.blocks-gallery-image,
		.blocks-gallery-item {
			// Add space between thumbnails, and unset right most thumbnails later.
			margin: 0 1em 1em 0;
			display: flex;
			flex-grow: 1;
			flex-direction: column;
			justify-content: center;
			position: relative;

			// On mobile and responsive viewports, we allow only 1 or 2 columns at the most.
			width: calc(50% - 1em);

			&:nth-of-type(even) {
				margin-right: 0;
			}

			figure {
				margin: 0;
				height: 100%;
				display: flex;
				align-items: flex-end;
				justify-content: flex-start;
			}

			img {
				display: block;
				max-width: 100%;
				height: auto;
				width: auto;
			}

			figcaption {
				position: absolute;
				bottom: 0;
				width: 100%;
				max-height: 100%;
				overflow: auto;
				padding: 3em 0.77em 0.7em;
				color: $white;
				text-align: center;
				font-size: 0.875rem;
				background: linear-gradient(0deg, rgba($color: $black, $alpha: 0.7) 0, rgba($color: $black, $alpha: 0.3) 70%, transparent);
				box-sizing: border-box;
				margin: 0;
				z-index: 2;
				img {
					display: inline;
				}
			}
		}

		figcaption {
			flex-grow: 1;
		}

		// Cropped
		&.is-cropped .blocks-gallery-image,
		&.is-cropped .blocks-gallery-item {
			a,
			img {
				width: 100%;
				height: 100%;
				flex: 1;
				object-fit: cover;
			}
		}

		&.columns-1 .blocks-gallery-image,
		&.columns-1 .blocks-gallery-item {
			width: 100%;
			margin-right: 0;
		}

		// Beyond mobile viewports, we allow up to 8 columns.
		@include break-small {
			@for $i from 3 through 8 {
				&.columns-#{ $i } .blocks-gallery-image,
				&.columns-#{ $i } .blocks-gallery-item {
					width: calc(#{math.div( 100%, $i )} - #{math.div( 1em * ( $i - 1 ), $i )});
					margin-right: 1em;
				}
			}

			// Unset the right margin on every rightmost gallery item to ensure center balance.
			@for $column-count from 1 through 8 {
				&.columns-#{ $column-count } .blocks-gallery-image:nth-of-type( #{ $column-count }n ),
				&.columns-#{ $column-count } .blocks-gallery-item:nth-of-type( #{ $column-count }n ) {
					margin-right: 0;
				}
			}
		}

		// Last item always needs margins reset.
		.blocks-gallery-image:last-child,
		.blocks-gallery-item:last-child {
			margin-right: 0;
		}

		// Apply max-width to floated items that have no intrinsic width.
		&.alignleft,
		&.alignright {
			max-width: $content-width * 0.5;
			width: 100%;
		}

		// If the gallery is centered, center the content inside as well.
		&.aligncenter {
			.blocks-gallery-item figure {
				justify-content: center;
			}
		}
	}

	// Gallery block has been rectored as wrapper around image blocks so separate styles need for new format.
	// From: https://github.com/WordPress/gutenberg/blob/trunk/packages/block-library/src/gallery/style.scss
	$grid-unit-20: 16px;
	.wp-block-gallery.has-nested-images {
		display: flex;
		flex-wrap: wrap;
		// Need bogus :not(.wp-gallery-individual-image) to override long :not()
		// specificity chain on default image block on front end.
		figure.wp-block-image:not(.wp-gallery-individual-image) {
			// Add space between thumbnails, and unset right most thumbnails later.
			margin:
				0 var(--gallery-block--gutter-size, #{$grid-unit-20})
				var(--gallery-block--gutter-size, #{$grid-unit-20}) 0;

			&:last-of-type:not(.wp-gallery-individual-image) {
				margin-right: 0;
			}

			width: calc(50% - ( var(--gallery-block--gutter-size, #{$grid-unit-20}) / 2 ));

			&:nth-of-type(even) {
				margin-right: 0;
			}
		}

		figure.wp-block-image {
			display: flex;
			flex-grow: 1;
			justify-content: center;
			position: relative;
			margin-top: auto;
			margin-bottom: auto;
			flex-direction: column;

			> div,
			> a {
				margin: 0;
				flex-direction: column;
				flex-grow: 1;
			}

			img {
				display: block;
				height: auto;
				max-width: 100%;
				width: auto;
			}

			figcaption {
				background: linear-gradient(0deg, rgba($color: $black, $alpha: 0.7) 0, rgba($color: $black, $alpha: 0.3) 70%, transparent);
				bottom: 0;
				color: $white;
				font-size: $default-font-size;
				left: 0;
				margin-bottom: 0;
				max-height: 60%;
				overflow: auto;
				padding: 0 8px 8px;
				position: absolute;
				text-align: center;
				width: 100%;
				box-sizing: border-box;

				img {
					display: inline;
				}
			}

			&.is-style-rounded {
				> div,
				> a {
					flex: 1 1 auto;
				}
				figcaption {
					flex: initial;
					background: none;
					color: inherit;
					margin: 0;
					padding: 10px 10px 9px;
					position: relative;
				}
			}
		}

		figcaption {
			flex-grow: 1;
			flex-basis: 100%;
			text-align: center;
		}

		// Non cropped images.
		&:not(.is-cropped) {
			figure.wp-block-image:not(.wp-gallery-individual-image) {
				margin-top: 0;
				margin-bottom: auto;
				img {
					margin-bottom: var(--gallery-block--gutter-size, #{$grid-unit-20});
				}

				figcaption {
					bottom: var(--gallery-block--gutter-size, #{$grid-unit-20});
				}
			}
		}

		// Cropped Images.
		&.is-cropped figure.wp-block-image:not(.wp-gallery-individual-image) {
			align-self: inherit;
			> div:not(.components-drop-zone),
			> a {
				display: flex;
			}

			a,
			img {
				width: 100%;
				flex: 1 0 0%;
				height: 100%;
				object-fit: cover;
			}
		}

		&.columns-1 figure.wp-block-image:not(.wp-gallery-individual-image) {
			margin-right: 0;
			width: 100%;
		}

		// Beyond mobile viewports, we allow up to 8 columns.
		@include break-small {
			@for $i from 3 through 8 {
				&.columns-#{ $i } figure.wp-block-image:not( .wp-gallery-individual-image ) {
					margin-right: var(--gallery-block--gutter-size, #{$grid-unit-20});
					width:
						calc(#{math.div( 100%, $i )} -
						( var(--gallery-block--gutter-size, #{$grid-unit-20}) * #{math.div( $i - 1, $i )} ));
				}

				// Prevent collapsing margin while sibling is being dragged.
				&.columns-#{$i}
				figure.wp-block-image:not( .wp-gallery-individual-image ).is-dragging
				~ figure.wp-block-image:not( .wp-gallery-individual-image ) {
					margin-right: var(--gallery-block--gutter-size, #{$grid-unit-20});
				}
			}
			// Unset the right margin on every rightmost gallery item to ensure center balance.
			@for $column-count from 1 through 8 {
				&.columns-#{$column-count}
				figure.wp-block-image:not( .wp-gallery-individual-image ):nth-of-type( #{ $column-count }n ) {
					margin-right: 0;
				}
			}
			// If number of columns not explicitly set default to 3 columns if 3 or more images.
			&.columns-default {
				figure.wp-block-image:not(.wp-gallery-individual-image) {
					margin-right: var(--gallery-block--gutter-size, #{$grid-unit-20});
					width: calc(33.33% - ( var(--gallery-block--gutter-size, 16px) * #{math.div( 2, 3 )} ));
				}
				figure.wp-block-image:not(.wp-gallery-individual-image):nth-of-type(3n + 3) {
					margin-right: 0;
				}
				// If only 2 child images use 2 columns.
				figure.wp-block-image:not(.wp-gallery-individual-image):first-child:nth-last-child(2),
				figure.wp-block-image:not(.wp-gallery-individual-image):first-child:nth-last-child(2) ~ figure.wp-block-image:not(.wp-gallery-individual-image) {
					width: calc(50% - ( var(--gallery-block--gutter-size, 16px) * 0.5 ));
				}
				// For a single image set to 100%.
				figure.wp-block-image:not(.wp-gallery-individual-image):first-child:nth-last-child(1) {
					width: 100%;
				}
			}
		}

		// Apply max-width to floated items that have no intrinsic width.
		&.alignleft,
		&.alignright {
			max-width: $content-width * 0.5;
			width: 100%;
		}

		// If the gallery is centered, center the content inside as well.
		&.aligncenter {
			justify-content: center;
		}
	}

	.wp-block-embed .embed-vimeo {
		padding-top: 0;
		margin-bottom: 1.4em;
	}

	.wp-block-cover-image {
		display: none;
	}

	// iCloud embeds - force a min height because they're a bit slender by default
	.wp-block-embed__wrapper iframe[src*="icloud.com"] {
		min-height: 300px;
	}
}