2-Step Login (Authentication, Verification)

Google: About 2-step verification - Accounts Help



Apple: two-step verification for Apple ID

Yahoo! Introduces Stronger User Authentication – Second Sign-in Verification

Microsoft: Two-Factor Authentication for Office 365

Enable Two-Factor Authentication On Your Apple Account To Avoid A New Password-Resetting Attack

Here’s Everywhere You Should Enable Two-Factor Authentication Right Now

toastr.js: Simple JavaScript Notifications

Simple JavaScript Notifications with toastr | John Papa


@ GitHub
Demo

// Display a info toast, with no title
toastr.info('...')
// Display a warning toast, with no title
toastr.warning('...')
// Display a success toast, with a title
toastr.success('...', '...')
// Display an error toast, with a title
toastr.error('...', '...')

Font Awesome

Font Awesome, 
the iconic font designed for use with Twitter Bootstrap:

  One font, 249 icons

In a single collection, Font Awesome is a pictographic language of web-related actions.

 CSS control

Easily style icon color, size, shadow, and anything that's possible with CSS.

 Infinite scalability

Scalable vector graphics means every icon looks awesome at any size.

 Free, as in Beer

Font Awesome is completely free for commercial use. Check out the license.

 IE7 Support

Font Awesome supports IE7. 

 Perfect on Retina Displays

Font Awesome icons are vectors, which mean they're gorgeous on high-resolution displays.

Twitter "Bootstrap" @ GitHub

Bootstrap:
"Sleek, intuitive, and powerful front-end framework
for faster and easier web development.

Made for everyone.
Bootstrap was made to not only look and behave great in the latest desktop browsers (as well as IE7!), but in tablet and smartphone browsers via responsive CSS as well. "

Examples

Carousel:



No web site needs to look "plain" anymore...