No-Library (pure JS), HTML, CSS, JavaScript
jQuery 1.9.1, HTML, CSS, JavaScript
but no canvas
If you need a dice roller for a game, here you go
flexbox direction
Mootools 1.4.5, HTML, CSS, JavaScript
Feel free to change the color.
Mootools 1.3.2, HTML, CSS, JavaScript
span (but could be video) is proportional, and based on size of window.
Using border image to make a long dog.