<!DOCTYPE html> <link rel="help" href="https://drafts.csswg.org/css-cascade-5/#preshint"> <link rel="author" title="Xiaocheng Hu" href="mailto:xiaochengh@chromium.org"> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <style> .test { height: 100px; background-color: green; } #target1 { width: 100px; } @layer { #target3 { width: 100px; } } </style> <img class=test id=target1 width=200> <img class=test id=target2 width=200 style="width: 100px"> <img class=test id=target3 width=200> <script> test(() => { assert_equals(getComputedStyle(target1).width, '100px'); }, 'Presentational hints have lower precedence than regular author style sheets'); test(() => { assert_equals(getComputedStyle(target2).width, '100px'); }, 'Presentational hints have lower precedence than the style attribute'); test(() => { assert_equals(getComputedStyle(target3).width, '100px'); }, 'Presentational hints have lower precedence than layered style'); </script>