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Buttons are used on the transactional pages of the system where users can make or save changes to a form.
On pages where a single action button appears, use the Orange button for that primary/default action.
On forms that require primary and secondary action(s), the primary button appears in Green; and the secondary buttons appear in Orange.
Code
Example
Related patterns
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You must allow the user to initiate actions, submit information, or force a state change, from within any context.
Button is probably the most common element across all mobile devices, and is built into every platform. h2.
Solution
A push-button visually stands out on the page and is easily distinguishable from a textual link. It therefore attracts more attention than simple text link and suggests an "action" because of it's "push-button" affordance.
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