main.scss

body.toplevel_page_gutenberg {
	background: $white;

	#update-nag, .update-nag {
		display: none;
	}

	#wpcontent {
		padding-left: 0;
	}

	#wpfooter {
		display: none;
	}
}

.gutenberg {
	* {
		box-sizing: border-box;
	}

	svg {
		fill: currentColor;
	}

	ul {
		list-style-type: disc;
	}

	ol {
		list-style-type: decimal;
	}

	ul,
	ol {
		margin: 0;
		padding: 0;
	}

	select {
		font-size: 13px;
		color: $dark-gray-500;
	}
}

.gutenberg__editor {
	position: relative;

	img {
		max-width: 100%;
	}

	iframe {
		width: 100%;
	}

	@include break-small() {
		padding-top: $header-height;
	}
}

.editor-sidebar,
.editor-post-title,
.editor-visual-editor__block {
	input,
	textarea {
		border-radius: 4px;
		border-color: $light-gray-500;
		font-family: $default-font;
		font-size: $default-font-size;
		padding: 6px 10px;

		&::-webkit-input-placeholder {
			color: $dark-gray-100;
		}
		&::-moz-placeholder {
			color: $dark-gray-100;
		}
		&:-ms-input-placeholder {
			color: $dark-gray-100;
		}
		&:-moz-placeholder {
			color: $dark-gray-100;
		}
	}
}