Add files via upload

manifest.json

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+{
+  "manifest_version": 3,
+  "name": "HTML & CSS Code Viewer",
+  "version": "1.0",
+  "description": "An interactive HTML and CSS code editor with real-time preview and a sidebar. Easily import, edit, and visualize your code.",
+  "background": {
+    "service_worker": "service-worker.js"
+  },
+  "action": {
+    "default_title": "Click to open panel"
+  },
+  "icons": {
+    "48": "icons/48x48icon.png",
+    "128": "icons/128x128icon.png",
+    "200": "icons/200x200icon.png"
+  },
+  "permissions": [
+    "sidePanel",
+    "tabs",
+    "clipboardRead",
+    "notifications"
+  ],
+  "commands": {
+    "_execute_action": {
+      "suggested_key": {
+        "default": "Ctrl+B",
+        "mac": "Command+B"
+      }
+    }
+  }
+}

prism.css

@@ -0,0 +1,338 @@
+/* PrismJS 1.29.0
+https://prismjs.com/download.html#themes=prism-okaidia&languages=markup+css+clike+javascript+css-extras&plugins=line-highlight+line-numbers+show-language+inline-color+toolbar+copy-to-clipboard */
+/**
+ * okaidia theme for JavaScript, CSS and HTML
+ * Loosely based on Monokai textmate theme by http://www.monokai.nl/
+ * @author ocodia
+ */
+
+code[class*="language-"],
+pre[class*="language-"] {
+	color: #f8f8f2;
+	background: none;
+	text-shadow: 0 1px rgba(0, 0, 0, 0.3);
+	font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
+	font-size: 1em;
+	text-align: left;
+	white-space: pre;
+	word-spacing: normal;
+	word-break: normal;
+	word-wrap: normal;
+	line-height: 1.5;
+
+	-moz-tab-size: 4;
+	-o-tab-size: 4;
+	tab-size: 4;
+
+	-webkit-hyphens: none;
+	-moz-hyphens: none;
+	-ms-hyphens: none;
+	hyphens: none;
+}
+
+/* Code blocks */
+pre[class*="language-"] {
+	padding: 1em;
+	margin: .5em 0;
+	overflow: auto;
+	border-radius: 0.3em;
+}
+
+:not(pre) > code[class*="language-"],
+pre[class*="language-"] {
+	background: #272822;
+}
+
+/* Inline code */
+:not(pre) > code[class*="language-"] {
+	padding: .1em;
+	border-radius: .3em;
+	white-space: normal;
+}
+
+.token.comment,
+.token.prolog,
+.token.doctype,
+.token.cdata {
+	color: #8292a2;
+}
+
+.token.punctuation {
+	color: #f8f8f2;
+}
+
+.token.namespace {
+	opacity: .7;
+}
+
+.token.property,
+.token.tag,
+.token.constant,
+.token.symbol,
+.token.deleted {
+	color: #f92672;
+}
+
+.token.boolean,
+.token.number {
+	color: #ae81ff;
+}
+
+.token.selector,
+.token.attr-name,
+.token.string,
+.token.char,
+.token.builtin,
+.token.inserted {
+	color: #a6e22e;
+}
+
+.token.operator,
+.token.entity,
+.token.url,
+.language-css .token.string,
+.style .token.string,
+.token.variable {
+	color: #f8f8f2;
+}
+
+.token.atrule,
+.token.attr-value,
+.token.function,
+.token.class-name {
+	color: #e6db74;
+}
+
+.token.keyword {
+	color: #66d9ef;
+}
+
+.token.regex,
+.token.important {
+	color: #fd971f;
+}
+
+.token.important,
+.token.bold {
+	font-weight: bold;
+}
+.token.italic {
+	font-style: italic;
+}
+
+.token.entity {
+	cursor: help;
+}
+
+pre[data-line] {
+	position: relative;
+	padding: 1em 0 1em 3em;
+}
+
+.line-highlight {
+	position: absolute;
+	left: 0;
+	right: 0;
+	padding: inherit 0;
+	margin-top: 1em; /* Same as .prism’s padding-top */
+
+	background: hsla(24, 20%, 50%,.08);
+	background: linear-gradient(to right, hsla(24, 20%, 50%,.1) 70%, hsla(24, 20%, 50%,0));
+
+	pointer-events: none;
+
+	line-height: inherit;
+	white-space: pre;
+}
+
+@media print {
+	.line-highlight {
+		/*
+		 * This will prevent browsers from replacing the background color with white.
+		 * It's necessary because the element is layered on top of the displayed code.
+		 */
+		-webkit-print-color-adjust: exact;
+		color-adjust: exact;
+	}
+}
+
+	.line-highlight:before,
+	.line-highlight[data-end]:after {
+		content: attr(data-start);
+		position: absolute;
+		top: .4em;
+		left: .6em;
+		min-width: 1em;
+		padding: 0 .5em;
+		background-color: hsla(24, 20%, 50%,.4);
+		color: hsl(24, 20%, 95%);
+		font: bold 65%/1.5 sans-serif;
+		text-align: center;
+		vertical-align: .3em;
+		border-radius: 999px;
+		text-shadow: none;
+		box-shadow: 0 1px white;
+	}
+
+	.line-highlight[data-end]:after {
+		content: attr(data-end);
+		top: auto;
+		bottom: .4em;
+	}
+
+.line-numbers .line-highlight:before,
+.line-numbers .line-highlight:after {
+	content: none;
+}
+
+pre[id].linkable-line-numbers span.line-numbers-rows {
+	pointer-events: all;
+}
+pre[id].linkable-line-numbers span.line-numbers-rows > span:before {
+	cursor: pointer;
+}
+pre[id].linkable-line-numbers span.line-numbers-rows > span:hover:before {
+	background-color: rgba(128, 128, 128, .2);
+}
+
+pre[class*="language-"].line-numbers {
+	position: relative;
+	padding-left: 3.8em;
+	counter-reset: linenumber;
+}
+
+pre[class*="language-"].line-numbers > code {
+	position: relative;
+	white-space: inherit;
+}
+
+.line-numbers .line-numbers-rows {
+	position: absolute;
+	pointer-events: none;
+	top: 0;
+	font-size: 100%;
+	left: -3.8em;
+	width: 3em; /* works for line-numbers below 1000 lines */
+	letter-spacing: -1px;
+	border-right: 1px solid #999;
+
+	-webkit-user-select: none;
+	-moz-user-select: none;
+	-ms-user-select: none;
+	user-select: none;
+
+}
+
+	.line-numbers-rows > span {
+		display: block;
+		counter-increment: linenumber;
+	}
+
+		.line-numbers-rows > span:before {
+			content: counter(linenumber);
+			color: #999;
+			display: block;
+			padding-right: 0.8em;
+			text-align: right;
+		}
+
+div.code-toolbar {
+	position: relative;
+}
+
+div.code-toolbar > .toolbar {
+	position: absolute;
+	z-index: 10;
+	top: .3em;
+	right: .2em;
+	transition: opacity 0.3s ease-in-out;
+	opacity: 0;
+}
+
+div.code-toolbar:hover > .toolbar {
+	opacity: 1;
+}
+
+/* Separate line b/c rules are thrown out if selector is invalid.
+   IE11 and old Edge versions don't support :focus-within. */
+div.code-toolbar:focus-within > .toolbar {
+	opacity: 1;
+}
+
+div.code-toolbar > .toolbar > .toolbar-item {
+	display: inline-block;
+}
+
+div.code-toolbar > .toolbar > .toolbar-item > a {
+	cursor: pointer;
+}
+
+div.code-toolbar > .toolbar > .toolbar-item > button {
+	background: none;
+	border: 0;
+	color: inherit;
+	font: inherit;
+	line-height: normal;
+	overflow: visible;
+	padding: 0;
+	-webkit-user-select: none; /* for button */
+	-moz-user-select: none;
+	-ms-user-select: none;
+}
+
+div.code-toolbar > .toolbar > .toolbar-item > a,
+div.code-toolbar > .toolbar > .toolbar-item > button,
+div.code-toolbar > .toolbar > .toolbar-item > span {
+	color: #bbb;
+	font-size: .8em;
+	padding: 0 .5em;
+	background: #f5f2f0;
+	background: rgba(224, 224, 224, 0.2);
+	box-shadow: 0 2px 0 0 rgba(0,0,0,0.2);
+	border-radius: .5em;
+}
+
+div.code-toolbar > .toolbar > .toolbar-item > a:hover,
+div.code-toolbar > .toolbar > .toolbar-item > a:focus,
+div.code-toolbar > .toolbar > .toolbar-item > button:hover,
+div.code-toolbar > .toolbar > .toolbar-item > button:focus,
+div.code-toolbar > .toolbar > .toolbar-item > span:hover,
+div.code-toolbar > .toolbar > .toolbar-item > span:focus {
+	color: inherit;
+	text-decoration: none;
+}
+
+span.inline-color-wrapper {
+	/*
+	 * The background image is the following SVG inline in base 64:
+	 *
+	 * <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 2 2">
+	 *     <path fill="gray" d="M0 0h2v2H0z"/>
+	 *     <path fill="white" d="M0 0h1v1H0zM1 1h1v1H1z"/>
+	 * </svg>
+	 *
+	 * SVG-inlining explained:
+	 * https://stackoverflow.com/a/21626701/7595472
+	 */
+	background: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyIDIiPjxwYXRoIGZpbGw9ImdyYXkiIGQ9Ik0wIDBoMnYySDB6Ii8+PHBhdGggZmlsbD0id2hpdGUiIGQ9Ik0wIDBoMXYxSDB6TTEgMWgxdjFIMXoiLz48L3N2Zz4=");
+	/* This is to prevent visual glitches where one pixel from the repeating pattern could be seen. */
+	background-position: center;
+	background-size: 110%;
+
+	display: inline-block;
+	height: 1.333ch;
+	width: 1.333ch;
+	margin: 0 .333ch;
+	box-sizing: border-box;
+	border: 1px solid white;
+	outline: 1px solid rgba(0,0,0,.5);
+	overflow: hidden;
+}
+
+span.inline-color {
+	display: block;
+	/* To prevent visual glitches again */
+	height: 120%;
+	width: 120%;
+}
+