important-vs-inline-001.html (1195B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <title>CSS Cascade: inline style loses to !important</title> 6 <link rel="help" href="https://www.w3.org/TR/css-cascade-4/#cascade-sort"> 7 <link rel="author" href="mailto:sesse@chromium.org"> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <style> 11 .outer { 12 opacity: 0.5 !important; 13 } 14 </style> 15 </head> 16 <body> 17 <p class="outer" id="el">Test passes if this text is semi-transparent.</p> 18 </body> 19 <script> 20 test(() => { 21 el.offsetTop; 22 assert_equals(getComputedStyle(el).opacity, "0.5", "style is set correctly"); 23 }); 24 test(() => { 25 el.offsetTop; 26 el.style.opacity = 0.75; 27 assert_equals(getComputedStyle(el).opacity, "0.5", "!important has higher priority than adding inline style"); 28 }); 29 test(() => { 30 el.offsetTop; 31 el.style.opacity = 1.0; 32 assert_equals(getComputedStyle(el).opacity, "0.5", "!important has higher priority than modifying inline style"); 33 }); 34 test(() => { 35 el.offsetTop; 36 el.style.opacity = null; 37 assert_equals(getComputedStyle(el).opacity, "0.5", "!important has higher priority than removing inline style"); 38 }); 39 </script> 40 </html>