<!DOCTYPE html>
<!--
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     http://creativecommons.org/publicdomain/zero/1.0/
--><html><head><title>CSS Test: Test a passing non-custom property declaration in an @supports rule whose value contains a variable reference with a variable name beginning with an escaped digit.</title>
<link href="mailto:cam@mcc.id.au" rel="author" title="Cameron McCormack">
<link href="http://www.w3.org/TR/css-variables-1/#using-variables" rel="help">
<link href="support/color-green-ref.htm" rel="match">
<style>
body { color: red; }
@supports (color: var(--\30)) {
  p { color: green; }
}
</style>
</head><body><p>This text must be green.</p>
</body></html>