diff --git a/index.html b/index.html
index 9e589ce..33d6f11 100644
--- a/index.html
+++ b/index.html
@@ -18,6 +18,9 @@
 		<style>
 		/*Hint.css*/
 		[data-hint]{position:relative;display:inline-block}[data-hint]:after,[data-hint]:before{position:absolute;-webkit-transform:translate3d(0,0,0);-moz-transform:translate3d(0,0,0);transform:translate3d(0,0,0);visibility:hidden;opacity:0;z-index:1000000;pointer-events:none;-webkit-transition:.3s ease;-moz-transition:.3s ease;transition:.3s ease;-webkit-transition-delay:0ms;-moz-transition-delay:0ms;transition-delay:0ms}[data-hint]:hover:after,[data-hint]:hover:before{visibility:visible;opacity:1;-webkit-transition-delay:100ms;-moz-transition-delay:100ms;transition-delay:100ms}[data-hint]:before{content:'';position:absolute;background:0 0;border:6px solid transparent;z-index:1000001}[data-hint]:after{content:attr(data-hint);background:#383838;color:#fff;padding:8px 10px;font-size:12px;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;line-height:12px;white-space:nowrap}[data-hint='']:after,[data-hint='']:before{display:none!important}.hint--top-left:before,.hint--top-right:before,.hint--top:before{border-top-color:#383838}.hint--bottom-left:before,.hint--bottom-right:before,.hint--bottom:before{border-bottom-color:#383838}.hint--top:after,.hint--top:before{bottom:100%;left:50%}.hint--top:before{margin-bottom:-11px;left:calc(50% - 6px)}.hint--top:after{-webkit-transform:translateX(-50%);-moz-transform:translateX(-50%);transform:translateX(-50%)}.hint--top:focus:before,.hint--top:hover:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--top:focus:after,.hint--top:hover:after{-webkit-transform:translateX(-50%) translateY(-8px);-moz-transform:translateX(-50%) translateY(-8px);transform:translateX(-50%) translateY(-8px)}.hint--bottom:after,.hint--bottom:before{top:100%;left:50%}.hint--bottom:before{margin-top:-11px;left:calc(50% - 6px)}.hint--bottom:after{-webkit-transform:translateX(-50%);-moz-transform:translateX(-50%);transform:translateX(-50%)}.hint--bottom:focus:before,.hint--bottom:hover:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--bottom:focus:after,.hint--bottom:hover:after{-webkit-transform:translateX(-50%) translateY(8px);-moz-transform:translateX(-50%) translateY(8px);transform:translateX(-50%) translateY(8px)}.hint--right:before{border-right-color:#383838;margin-left:-11px;margin-bottom:-6px}.hint--right:after{margin-bottom:-14px}.hint--right:after,.hint--right:before{left:100%;bottom:50%}.hint--right:focus:after,.hint--right:focus:before,.hint--right:hover:after,.hint--right:hover:before{-webkit-transform:translateX(8px);-moz-transform:translateX(8px);transform:translateX(8px)}.hint--left:before{border-left-color:#383838;margin-right:-11px;margin-bottom:-6px}.hint--left:after{margin-bottom:-14px}.hint--left:after,.hint--left:before{right:100%;bottom:50%}.hint--left:focus:after,.hint--left:focus:before,.hint--left:hover:after,.hint--left:hover:before{-webkit-transform:translateX(-8px);-moz-transform:translateX(-8px);transform:translateX(-8px)}.hint--top-left:after,.hint--top-left:before{bottom:100%;left:50%}.hint--top-left:before{margin-bottom:-11px;left:calc(50% - 6px)}.hint--top-left:after{-webkit-transform:translateX(-100%);-moz-transform:translateX(-100%);transform:translateX(-100%);margin-left:12px}.hint--top-left:focus:before,.hint--top-left:hover:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--top-left:focus:after,.hint--top-left:hover:after{-webkit-transform:translateX(-100%) translateY(-8px);-moz-transform:translateX(-100%) translateY(-8px);transform:translateX(-100%) translateY(-8px)}.hint--top-right:after,.hint--top-right:before{bottom:100%;left:50%}.hint--top-right:before{margin-bottom:-11px;left:calc(50% - 6px)}.hint--top-right:after{-webkit-transform:translateX(0);-moz-transform:translateX(0);transform:translateX(0);margin-left:-12px}.hint--top-right:focus:after,.hint--top-right:focus:before,.hint--top-right:hover:after,.hint--top-right:hover:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--bottom-left:after,.hint--bottom-left:before{top:100%;left:50%}.hint--bottom-left:before{margin-top:-11px;left:calc(50% - 6px)}.hint--bottom-left:after{-webkit-transform:translateX(-100%);-moz-transform:translateX(-100%);transform:translateX(-100%);margin-left:12px}.hint--bottom-left:focus:before,.hint--bottom-left:hover:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--bottom-left:focus:after,.hint--bottom-left:hover:after{-webkit-transform:translateX(-100%) translateY(8px);-moz-transform:translateX(-100%) translateY(8px);transform:translateX(-100%) translateY(8px)}.hint--bottom-right:after,.hint--bottom-right:before{top:100%;left:50%}.hint--bottom-right:before{margin-top:-11px;left:calc(50% - 6px)}.hint--bottom-right:after{-webkit-transform:translateX(0);-moz-transform:translateX(0);transform:translateX(0);margin-left:-12px}.hint--bottom-right:focus:after,.hint--bottom-right:focus:before,.hint--bottom-right:hover:after,.hint--bottom-right:hover:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--large:after,.hint--medium:after,.hint--small:after{white-space:normal;line-height:1.4em}.hint--small:after{width:80px}.hint--medium:after{width:150px}.hint--large:after{width:300px}.hint--always:after,.hint--always:before{opacity:1;visibility:visible}.hint--always.hint--top:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--always.hint--top:after{-webkit-transform:translateX(-50%) translateY(-8px);-moz-transform:translateX(-50%) translateY(-8px);transform:translateX(-50%) translateY(-8px)}.hint--always.hint--top-left:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--always.hint--top-left:after{-webkit-transform:translateX(-100%) translateY(-8px);-moz-transform:translateX(-100%) translateY(-8px);transform:translateX(-100%) translateY(-8px)}.hint--always.hint--top-right:after,.hint--always.hint--top-right:before{-webkit-transform:translateY(-8px);-moz-transform:translateY(-8px);transform:translateY(-8px)}.hint--always.hint--bottom:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--always.hint--bottom:after{-webkit-transform:translateX(-50%) translateY(8px);-moz-transform:translateX(-50%) translateY(8px);transform:translateX(-50%) translateY(8px)}.hint--always.hint--bottom-left:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--always.hint--bottom-left:after{-webkit-transform:translateX(-100%) translateY(8px);-moz-transform:translateX(-100%) translateY(8px);transform:translateX(-100%) translateY(8px)}.hint--always.hint--bottom-right:after,.hint--always.hint--bottom-right:before{-webkit-transform:translateY(8px);-moz-transform:translateY(8px);transform:translateY(8px)}.hint--always.hint--left:after,.hint--always.hint--left:before{-webkit-transform:translateX(-8px);-moz-transform:translateX(-8px);transform:translateX(-8px)}.hint--always.hint--right:after,.hint--always.hint--right:before{-webkit-transform:translateX(8px);-moz-transform:translateX(8px);transform:translateX(8px)}
+		[data-hint]:after {
+			text-transform: initial!important;
+		}
 		</style>
 		<style type="text/css">
 		body {
@@ -91,7 +94,7 @@
 			transition: 0.25s ease;
 			color: rgba(0,0,0,0.7);
 		}
-		.btn:hover {
+		.btn:not(.disabled):hover {
 			transform: scale(1.2);
 		}
 		.download-btn {
@@ -102,6 +105,9 @@
 			margin: 1rem 0;
 			width: 80%;
 		}
+		.download-btn.disabled {
+			filter: grayscale(50);
+		}
 		.web-app-btn {
 			position: relative;
 		}
@@ -335,9 +341,19 @@
 			</h1>
 			<h2 style="margin-bottom:0.4em;">A blazing fast & offline web playground in your browser</h2>
 			<div style="margin-top: 30px;" id="cta" class="mb-2">
-				<a aria-label="Install chrome extension" class="btn  download-btn" href="javascript:void(0)" onclick="addToChrome()"><img src="chrome-logo.png" height="40" alt=""><span>Add Chrome extension</span></a>
-				<a aria-label="Open web app" class="btn  download-btn web-app-btn" href="/app/"><span>Web App (beta)</span></a>
+				<a aria-label="Install chrome extension" class="btn  download-btn js-chrome-btn hint--top-right" href="javascript:void(0)" onclick="addToChrome()">
+					<img src="chrome-logo.png" height="40" alt=""><span>Add Chrome extension</span>
+				</a>
+				<a aria-label="Open web app" class="btn  download-btn web-app-btn" href="/app/">
+					<span>Web App (beta)</span>
+				</a>
 			</div>
+			<script>
+			if (navigator.userAgent.indexOf('Chrome') === -1) {
+				document.querySelector('.js-chrome-btn').classList.add('disabled');
+				document.querySelector('.js-chrome-btn').setAttribute('data-hint', 'Check back on Google Chrome browser')
+			}
+			</script>
 			<div>
 				<a href="/docs" class="">Docs</a>
 				<a href="https://medium.com/web-maker/" class="ml-1">Blog</a>