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<!DOCTYPE html>
<title>Anchors on fixed positioned objects in multicol</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-1/#anchor-pos">
<link rel="help" href="https://drafts.csswg.org/css-anchor-1/#anchor-size">
<link rel="author" href="mailto:kojii@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script src="support/test-common.js"></script>
<style>
.transform {
  transform: translate(0);
}
.columns {
  column-count: 2;
  column-fill: auto;
  column-gap: 10px;
  column-width: 100px;
  width: 210px;
  height: 50px;
}
.colspan {
  column-span: all;
}
.spacer {
  height: 10px;
  background: pink;
}
.anchor {
  anchor-name: --a1;
  background: orange;
  margin-left: 10px;
  width: 40px;
  height: 10px;
}
.fixedpos {
  position: fixed;
  margin-left: 0;
  left: 20px;
  top: 20px;
  width: 20px;
  height: 30px;
}
.target {
  position: absolute;
  background: lime;
  opacity: .3;
  left: anchor(--a1 left);
  top: anchor(--a1 top);
  width: anchor-size(--a1 width);
  height: anchor-size(--a1 height);
}
</style>
<body onload="checkLayoutForAnchorPos('.target')">
  <!-- All targets should find the fixed positioned anchor -->
  <div class="transform">
    <div class="spacer" style="height: 10px"></div>
    <div class="columns">
      <div class="transform">
        <div class="spacer" style="height: 20px"></div>
        <div class="transform">
          <div class="spacer" style="height: 20px"></div>
          <div class="anchor"></div>
          <div class="anchor fixedpos"></div>
          <div class="target"
               data-offset-x="10" data-offset-y="20"
               data-expected-width=130 data-expected-height=50></div>
        </div>
        <div class="target"
             data-offset-x="20" data-offset-y="0"
             data-expected-width=130 data-expected-height=50></div>
      </div>
      <div class="target"
           data-offset-x="20" data-offset-y="10"
           data-expected-width=130 data-expected-height=50></div>
    </div>
    <div class="target"
         data-offset-x="20" data-offset-y="10"
         data-expected-width=130 data-expected-height=50></div>
  </div>
</body>