Collective #159

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Using Flexbox * Doppler effect motion sensor * Apple Watch Dials * Contact Form * CSS Sans * Inlining critical CSS


Motion sensing using the doppler effect

An absolutely mind-blowing application of the Doppler effect to implement a motion sensor on a website using just the microphone. Make sure to put your volume/mic up to the max when trying the hands-free scrolling. Made by Daniel Rapp.

Check it out

CSS Sans

CSS Sans is an interesting project where the letters are made with CSS only.

Check it out

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