Follow these guidelines to make a See-through box...
Step 1
Open up an image any size or background and grab the Rectangular Marquee Tool and make a selection like mine;
Step 2
Fill the bar with a desired color ON A NEW LAYER. Add a simple Stroke and Drop Shadow; (Just click them, you don't have to set them)
Step 3
Lower the fill to a desired setting and then you're done!

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