<!DOCTYPE html> <link rel="help" href="https://drafts.csswg.org/css-grid-1/#algo-overview"> <meta name="assert" content="A replaced element resolves its percentage against the definite row."> <link rel="match" href="../../reference/ref-filled-green-100px-square-only.html"> <p>Test passes if there is a filled green square.</p> <div style="display: inline-grid; grid-template-rows: 50px 50px; background: green;"> <canvas width=10 height=10 style="height: 100%; grid-row-start: 1; grid-row-end: 3;"></canvas> </div>