Help Me with a Dotted border!

[A$AP Wap]

Can you guys help me add a RED Dotted Border to this avatar?
Can you also Re-Size it to be 150x200?

Spoiler

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[TheLastSamurai]

gimmie a mom ...

 

[TheLastSamurai]

here you go:

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[A$AP Wap]

here you go:

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How do you do the Dotted Borders?
I try so hard, but I can't do it! D: