File: anchor-scroll-scrollable-anchor.html

package info (click to toggle)
firefox 143.0.3-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,617,328 kB
  • sloc: cpp: 7,478,492; javascript: 6,417,157; ansic: 3,720,058; python: 1,396,372; xml: 627,523; asm: 438,677; java: 186,156; sh: 63,477; makefile: 19,171; objc: 13,059; perl: 12,983; yacc: 4,583; cs: 3,846; pascal: 3,405; lex: 1,720; ruby: 1,003; exp: 762; php: 436; lisp: 258; awk: 247; sql: 66; sed: 53; csh: 10
file content (56 lines) | stat: -rw-r--r-- 1,169 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
 
<!DOCTYPE html>
<meta name="fuzzy" content="1;0-50">
<title>Basic of anchor positioned scrolling: scroll of a scrollable anchor should not affect anchor positioning</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-1/">
<link rel="match" href="anchor-scroll-scrollable-anchor-ref.html">
<style>
#scroll-container {
  width: 400px;
  height: 400px;
  overflow: scroll;
  will-change: scroll-position;
}

#scroll-contents {
  width: 1000px;
  height: 1000px;
  position: relative;
}

.placefiller {
  height: 500px;
}

#anchor {
  anchor-name: --anchor;
  height: 100px;
  width: 100px;
  overflow: scroll;
  will-change: scroll-position;
}

#anchored {
  background: green;
  position: absolute;
  width: 100px;
  height: 100px;
  left: anchor(left);
  bottom: anchor(top);
  position-anchor: --anchor;
}
</style>

<div id="scroll-container">
  <div id="scroll-contents">
    <div class="placefiller"></div>
    <div id="anchor">
      <div class="placefiller"></div>
    </div>
  </div>
</div>
<div id="anchored"></div>

<script>
document.getElementById('scroll-container').scrollTop = 300;
document.getElementById('anchor').scrollTop = 300;
</script>