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Cross-browser custom styling for file upload button [duplicate]

I'm trying to style a file upload button to my personal preferences, but I couldn't find any really solid ways to do this without JS. I did find two other questions about this subject, but the answers there either involved JavaScript, or suggested Quirksmode's approach . ...
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drag drop files into standard html file input

These days we can drag & drop files into a special container and upload them with XHR 2. Many at a time. With live progress bars etc. Very cool stuff. Example here. ...
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How do I pass command-line arguments to a WinForms application?

I have two different WinForms applications, AppA & AppB. Both are running .NET 2.0. 6 Answers ...
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How to format numbers by prepending 0 to single-digit numbers?

I want to format a number to have two digits. The problem is caused when 0 – 9 is passed, so I need it to be formatted to 0009 . ...
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How do I set a variable to the output of a command in Bash?

I have a pretty simple script that is something like the following: 14 Answers 14 ...
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Python: fastest way to create a list of n lists

So I was wondering how to best create a list of blank lists: 5 Answers 5 ...
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Microsecond timing in JavaScript

Are there any timing functions in JavaScript with microsecond resolution? 4 Answers 4 ...
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How can I have two fixed width columns with one flexible column in the center?

I'm trying to set up a flexbox layout with three columns where the left and right columns have a fixed width, and the center column flexes to fill the available space. ...
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How can I loop through a List and grab each item?

How can I loop through a List and grab each item? 4 Answers 4 ...
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How can I pad a value with leading zeros?

What is the recommended way to zerofill a value in JavaScript? I imagine I could build a custom function to pad zeros on to a typecasted value, but I'm wondering if there is a more direct way to do this? ...