<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Grid Layout Test: Gutters adjacent to collapsed tracks also collapse</title>
<link rel="help" href="https://www.w3.org/TR/css-grid-1/#gutters">
<link rel="help" href="https://www.w3.org/TR/css-align-3/#gap-shorthand">
<link rel="help" href="https://www.w3.org/TR/css-align-3/#gap-legacy">
<link rel="help" href="https://www.w3.org/TR/css-grid-1/#repeat-notation">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
<link rel="author" title="Oriol Brufau" href="mailto:obrufau@igalia.com">
<meta name="assert" content="This test checks that gutters adjacent to collapsed tracks don't reduce the space available for aligning adjacent grid items." />
<style>
    #grid {
        display: grid;
        margin-top: -50px;
        margin-left: -50px;
        width: 500px;
        height: 500px;
        grid-gap: 100px;
        grid-template-rows: repeat(auto-fit, 200px);
        grid-template-columns: repeat(auto-fit, 200px);
        align-items: center;
        justify-items: center;
        background: linear-gradient(red, red) no-repeat 50px 50px / 100px 100px;
    }

    #grid > div {
        background-color: green;
        width: 50%;
        height: 50%;
    }
</style>

<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="grid">
    <div></div>
</div>
