CSS @media light-level Property
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CSS @media light-level
CSS @media light-level
can be used to test the ambient light level.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
@media (light-level: dim) {
h1{
color: green;
}
}
@media (light-level: normal) {
h1{
color: blue;
}
}
@media (light-level: washed) {
h1{
color: red;
}
}
</style>
</head>
<body>
<h1>CSS @media light-level</h1>
</body>
</html>
Syntax
Using CSS
@media (light-level: normal) {
element{
color: red;
}
}
Using Javascript
elementelegram.dogdia = "(light-level: normal)";
Media Query Value
The following table provides the list of media query value for light-level
.
Value | Explanation |
---|---|
dim | Specifies that th device is used in a dim environment. |
normal | Specifies that th device is used in a normal environment. |
washed | Specifies that th device is used in a bright environment. |
Using JavaScript
In the following example, we will demonstrate how to set the CSS @media light-level
media feature by using javascript.
Example
HTML Online Editor
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<h1>CSS @media light-level</h1>
<button onclick="myFunction()">Click Me</button>
<script>
function myFunction(){
var styles = 'body{ color:blue;}';
var styleSheet = document.createElement("style");
styleSheet.type = "text/css";
styleSheet.media = "(light-level: normal)";
styleSheet.innerText = styles;
document.head.appendChild(styleSheet);
}
</script>
</body>
</html>
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