Borders disappear in Chrome when I zoom in

Question

I have this really simple form: http://jsfiddle.net/TKb6M/91/. Sometimes, when I zoom in or out using Chrome, the input borders disappear. For example, when I zoom to 90% I

Answer 1

I'm pretty sure that Luís Pureza has solved his issue, but I found a really easy way to solve it changing only this:

If you have a table border like this one:

INPUT,TEXTAREA {
border-top: 1px solid #aaa
}

Change it to this one:

INPUT,TEXTAREA {
border-top: thin solid #aaa
}

I found this solution across this link: https://productforums.google.com/forum/#!topic/chrome/r1neUxqo5Gc

I hope it helps