The button on my coat fell off.
The buttons on my coat became unfastened.
I asked the haberdasher to show me his best buttons and the bigger needle he could find!
the first use of buttons were on clothes
There is nothing wrong with that sentence.
Her green eyes were strangely circular, almost like the buttons often sewn onto teddy bears.
At low tide the children collected abalones, their parents cooked the molluscs and sold the shells to a man who made buttons and jewelry from them.
Chrysler does not use reset buttons/inertia switches.Chrysler does not use reset buttons/inertia switches.
The cut and paste buttons.
Both uniform (meaning the same size) and bright might be adjectives, depending on the sentence. In a sentence talking about bright buttons, it is more likely that the word uniform is a noun (clothing).
Sewing buttons on is better than gluing them.
Buttons can be used in HTML for the interactiveness. <button> tag can be used for placing buttons on web page.
Use the navigational buttons on the bottom left hand side of the screen