No-Library (pure JS), HTML, CSS, JavaScript
with solution
w/o solution
Testing text opacity with image and background rgba value as filter
Using rgba colors for borders to generate css shapes
Using rgba colors for background to generate opaque backgrounds with non-transparent text
Example of how css opacity property effects text opacity
jQuery 2.0.2, HTML, CSS, JavaScript
jQuery Compat (edge), HTML, CSS, JavaScript
jQuery function to create trees with inputs as id, class, color, scale, and position