How to Define Website Width on Mobile
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If your website has a fixed width and you want it to fill the screen, use these three meta tags for good browser coverage (replace 400 with the correct fixed width of your website):
I recommend making a fluid and responsive website, but if you're stuck with fixed width, this should do the trick and prevent the site from being zoomed incorrectly.
<meta name="HandheldFriendly" content="True">
<meta name="MobileOptimized" content="400">
<meta name="viewport" content="width=400">
I recommend making a fluid and responsive website, but if you're stuck with fixed width, this should do the trick and prevent the site from being zoomed incorrectly.