css to set width but not exceed table width

I would like the width of an input to be 80% but then not stretch across the screen past 200 px for instance. Is this possib开发者_开发百科le?

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Sure, use width and max-width:

input {
    width: 80%;
    max-width: 200px
}

http://jsfiddle.net/FTRun/ (reduce the window width)