CSS3 checkbox and radio button replacements
By hiding the default INPUT element of a checkbox/ radio button and styling its associated LABEL element instead, checkboxes and radio buttons can take on an entirely new look while maintaining their functionality inside a form. The following demonstrates just that.

CSS3 oval switch checkboxes
The following uses CSS3 to create slick looking, oval shaped checkbox replacement switches. When the form is submitted, that checkbox value will be passed along like in a regular checkbox.

Pop up form labels
When it comes to filling out form fields, any contextual help is always appreciated. This CSS code takes the label element of a form field and transforms it into a pop up label that's sure to get noticed, not to mention provide guidance.

Responsive 2 column form
This is a clean, two column form that's also responsive, turning into a single column spanning the entire width of the page when the window's size is 480px or less.

Corporate CSS Tableless form
This is an elegant tableless CSS form template with a decidedly corporate look and feel. The most commonly used form elements with corresponding legends are added in to get you up and going quickly.

CSS Tableless Form
This is a tableless CSS form which you can use as a template for implementing your own lightweight form. It uses a combination of float and negative margins to create a two column layout for the form.

Stylish submit buttons
Most people would concur the default look of submit buttons is rather unattractive. Using CSS and a nice gradient background image, it's easy to transform a form button from a duck to a swan.