background-blend-mode
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since 2020年1月.
概述
background-blend-mode CSS 属性定义该元素的背景图片，以及背景色如何混合。
混合模式应该按background-image CSS 属性同样的顺序定义。如果混合模式数量与背景图像的数量不相等，它会被截取至相等的数量。
| 初始值 | normal |
|---|---|
| 适用元素 | All elements. In SVG, it applies to container elements, graphics elements, and graphics referencing elements.. It also applies to ::first-letter and ::first-line. |
| 是否是继承属性 | 否 |
| 计算值 | as specified |
| 动画类型 | Not animatable |
语法
css
/* 单值 */ background-blend-mode: normal; /* 双值，一个值对应一个背景 */ background-blend-mode: darken, luminosity; /* 全局值 */ background-blend-mode: inherit; background-blend-mode: initial; background-blend-mode: revert; background-blend-mode: revert-layer; background-blend-mode: unset; 值
<blend-mode>-
一个定义混合的模式，可以有多个值，用逗号间隔。
形式定义
| 初始值 | normal |
|---|---|
| 适用元素 | All elements. In SVG, it applies to container elements, graphics elements, and graphics referencing elements.. It also applies to ::first-letter and ::first-line. |
| 是否是继承属性 | 否 |
| 计算值 | as specified |
| 动画类型 | Not animatable |
形式语法
background-blend-mode =
<mix-blend-mode>#
示例
css
#div { width: 300px; height: 300px; background: url("br.png"), url("tr.png"); background-blend-mode: screen; } js
document.getElementById("select").onchange = function (event) { document.getElementById("div").style.backgroundBlendMode = document.getElementById("select").selectedOptions[0].innerHTML; }; console.log(document.getElementById("div")); 规范
| Specification |
|---|
| Compositing and Blending Level 2 # background-blend-mode |
浏览器兼容性
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