Add bookmarklet to docs

README.md

@@ -20,6 +20,10 @@ Paste this anywhere in your HTML:
 <link rel="stylesheet" href="https://csswizardry.com/ct/ct.css" class="ct" />
 ```
 
+## Bookmarklet
+
+Drag and drop the following link to your bookmarks bar: <a href="javascript:(function(){ var ct = document.createElement('link'); ct.rel = 'stylesheet'; ct.href = 'https://csswizardry.com/ct/ct.css'; ct.classList.add('ct'); document.head.appendChild(ct); }());;">ct.css</a>.
+
 ## Chrome Snippet
 
 ![](./chrome-snippet.png)