| <html> |
| <head> |
| <title>CSS4 media query test: prefers-contrast.</title> |
| <style type="text/css"> |
| #a { color: black; } |
| #b { color: black; } |
| #c { color: black; } |
| #d { color: black; } |
| |
| @media (prefers-contrast) { |
| #a { color: green; } |
| } |
| |
| @media (prefers-contrast: more) { |
| #b { color: green; } |
| } |
| |
| @media (prefers-contrast: less) { |
| #c { color: green; } |
| } |
| |
| @media (prefers-contrast: no-preference) { |
| #d { color: green; } |
| } |
| </style> |
| <script> |
| window.addEventListener("load", function () { |
| if (window.matchMedia("(prefers-contrast)").matches) |
| document.getElementById("c").style.color = "green"; |
| }, false); |
| </script> |
| </head> |
| <body> |
| <p id="a">This text should be green if the user requested contrast. Black otherwise.</p> |
| <p id="b">This text should be green if the user requested contrast. Black otherwise.</p> |
| <p id="c">This text should be green if the user requested contrast. Black otherwise.</p> |
| <p id="d">This text should be green if the user has not requested contrast. Black otherwise.</p> |
| </body> |
| </html> |
