Responsive Layout Testers

A very helpful couple of tool for checking the how your website displays at different screen resolutions.

View Like Us

http://viewlike.us/

CyberCrab

http://cybercrab.com/screencheck/

Free Customized Feedback Form Wizard

http://www.thesitewizard.com/wizards/feedbackform.shtml

The above site is an excellent wizard that walks you through creating a simple PHP based contact form.

Open Source resource to check your sites browser compatibility

http://browsershots.org/

See how your site will look in different browsers

CSS Only Dropdown Menu

http://red-team-design.com/css3-dropdown-menu/

CSS3 Only Animated Dropdown Menu

http://red-team-design.com/css3-animated-dropdown-menu/

Hambuger Menu for Mobile

http://blog.g-design.net/post/42617934013/create-an-accessible-toggle-menu-for-mobile