| <!DOCTYPE html> |
| <title>CSS Position Absolute: css-position-3</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <link rel="help" href="https://drafts.csswg.org/css-position-3/#absolute-positioning-containing-block"> |
| <link rel="help" href="https://drafts.csswg.org/css-box-4/#padding-physical"> |
| <meta name="assert" content="abspos resolves padding %-ge sizes correctly."> |
| <style> |
| #outer-horizontal-padding { |
| position: relative; |
| padding: 10px; |
| width: 30px; |
| height: 80px; |
| background: green; |
| } |
| #inner-horizontal-padding { |
| position: absolute; |
| left: 50px; |
| height: 100px; |
| top: 0px; |
| padding-left: 50%; |
| padding-right: 50%; |
| background: green; |
| } |
| #outer-vertical-padding { |
| position: relative; |
| padding: 10px; |
| width: 30px; |
| height: 80px; |
| background: green; |
| } |
| #inner-vertical-padding { |
| position: absolute; |
| left: 50px; |
| width: 50px; |
| top: 0px; |
| padding-top: 100%; |
| padding-bottom: 100%; |
| background: green; |
| } |
| </style> |
| <div id="outer-horizontal-padding"> |
| <div id="inner-horizontal-padding"></div> |
| </div> |
| <div id="outer-vertical-padding"> |
| <div id="inner-vertical-padding"></div> |
| </div> |
| <script> |
| document.body.offsetTop; |
| test(() => { |
| let target = document.querySelector("#inner-horizontal-padding"); |
| assert_equals(target.offsetWidth, 50); |
| }, 'absolute positioned element should resolve padding left+right against container padding-box width' ); |
| |
| test(() => { |
| let target = document.querySelector("#inner-vertical-padding"); |
| assert_equals(target.offsetHeight, 100); |
| }, 'absolute positioned element should resolve padding top+bottom against container padding-box width' ); |
| </script> |
