Usually, the designers use images to search, form submit buttons, with the developing of the CSS 3, for some basic buttons, there is no need to use images, the CSS can do the work.
Here are top 3 CSS Button Generators, which are really easy to use:
3. CSS3 Button Generator – http://css3button.net/
2. Button Maker – http://css-tricks.com/examples/ButtonMaker/
1. CSS Button Generator – http://www.cssbuttongenerator.com/
I love the CSS Button Generator best. CSS Button Generator will create beautiful css buttons for you to use on your web pages without the need for any images. When you have styled your button to your liking, simply click on the generated button to get your css style code. And there are a lot schemes ready.
If you want to style the image buttons, here are some great css button tutorials for you.