Connection for arduino

I connected my arduino to a led strip but know I want to add a button to turn of and on and maybe add 3-4 buttons to changes the pattern of the leds. My connection is like this.Also the USB port is connected too.

Hello
and your question is?

what i need to add to my arduino to add those buttons
what connection do i need to make and which button to you recommend ?

Hello,
take a view into the IDE. There are some good examples to run buttons.

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