GitHub - PhilippeMarcMeyer/vanillaSelectBox: A dropdown menu with lots of features that takes a select tag and transforms it into a single or multi- select menu with 1 or 2 levels
Select Box Element – ClickFunnels
How to add options to a select element using jQuery? - GeeksforGeeks
GitHub - roblaplaca/jQuery-Custom-Selectbox: SelectBox replacement using jQuery. Hides the selectbox and replaces it with an accessible js version. All you need to do is style it. Also supports background images on individual
How to Create a custom select box / drop down using html, css, jquery - YouTube