http://meyerweb.com/eric/tools/matrix/
http://osvaldas.info/background-independent-css-bars
https://github.com/xwp/wp-jquery-ui-datepicker-skins/blob/master/less/datepicker.less
http://css-tricks.com/flexbox-nav-bar-fixed-variable-take-rest-elements/
No-Library (pure JS), HTML, CSS, JavaScript
jQuery 2.1.0, HTML, CSS, JavaScript
included custom http://www.cursor.cc
jQuery (edge), HTML, CSS, JavaScript
Based on date picker UI
jQuery 1.6, HTML, CSS, JavaScript
https://snippetlib.com/css/font_stacks
Mootools 1.4.5, HTML, CSS, JavaScript