These tools will really help designers to make their work easy and effective. Here are 9 CSS tools provide the environment where you can put your CSS code and change the code or view it.

tridiv CSS 3D Editor

Free online tool lets you create and design 3D objects in CSS.

cssdesk

CSSDesk is a online HTML/CSS sandbox. Experiment with CSS, see the results live, and share your code with others.

dabblet

An interactive CSS playground and code sharing tool. Dabblet saves to Github gists and offers many conveniences for CSS editing.

tinkerbin

Tinkerbin lets you play around with HTML, JavaScript and CSS without creating files or uploading to servers.

Adobe Brackets

Brackets is an open source code editor for the web. It’s built with JavaScript, HTML and CSS by web developers like you.

Emmet LiveStyle

Tools for refreshing web-browser view while you edit CSS in your editor aren’t new: people use them for years. LiveReload, CodeKit, Grunt tasks to name a few. The mechanism behind these tools is pretty simple: watch for CSS files in special folder and update web-browser when something changed. So users have to edit CSS file and save it to see the changes. Not actually “live” update, but this simplicity has it’s own benefits: you can use these tools together with preprocessors so your web-page gets updated automatically whenever you save your LESS or SASS file.

WebPutty

WebPutty gives you a syntax-highlighting CSS editor you can use from anywhere, the power of SCSS and Compass, a side-by-side preview pane, and instant publishing with minification, compression, and automatic cache control.

stylie

Stylie is a fun tool for easily creating CSS 3 animations. You can configure your animation graphically, tweak it, grab the generated CSS and go!

Xeo CSS

Xeo CSS is a fully web-based styling tool for web designers. Design web pages in detail with no coding.