Although class and div names can include lowercase, uppercase, numbers and additional characters in class and div names, it is best to use all lower case letters and to for multiple word classes, separate the words with an underscore or use camel case. share | improve this answer | follow | edited Mar 30 '15 at 23:15. answered Mar 30 '15 at 22:54. There are many snippet libraries that you can use, like, ES7 React, Redux, JS Snippets, etc. It's possible that a developer using your element might want to override some of The
element should be used only when no other semantic element (such as
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