JavaScript get/set variable get variable const fontSize =window .getComputedStyle(document.documentElement) .getPropertyValue("--font-size-xs");//1rem set variable document.querySelector("h1").style.setProperty(
AI代码解释 :root{--top-border:border-top;/* Can't set a property as custom property's value */var(--top-border):10px solid #bc84d8;/* Can't use a variable as a property */} 你也不能把属性-值对存储为一个变量,然后重用它。下面的例子也是无效的: 代码语言:javascript 代码运行次数:0...
Powerful, extensible, and feature-packed frontend toolkit. Build and customize with Sass, utilize prebuilt grid system and components, and bring projects to life with powerful JavaScript plugins.
.text { font-family: 'YourVariableFont', sans-serif; font-variation-settings: 'wght' 500, 'ital' 1; } 31. 自定义下划线样式 使用border-bottom和text-decoration的组合来自定义链接的下划线样式。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 a { text-decoration: none; border-bottom: 1px ...
These CSS variables have no default value; instead, they apply fallback values that are useduntila local instance is provided. For example, we usevar(--bs-rows, 1)for our CSS Grid rows, which ignores--bs-rowsbecause that hasn’t been set anywhere yet. Once it is, the.gridinstance wil...
A CSS variable is defined in a ruleset by prepending the variable name with two dashes: css :root { --my-color: red; --button-font-size: 16px; } Above, I'm setting the CSS variable on the:rootselector. Its value can then be referenced within any selector that can inherit that cu...
background-image:image-set( url('image-320w.jpg')1x, url('image-640w.jpg')2x ); } 在这个例子中,如果设备像素比为 1(标准的非高清设备),浏览器将使用image-320w.jpg。如果设备像素比为 2(如 Retina 屏幕),浏览器将使用image-640w.jpg,这是一个更高分辨率的图像,可以确保在高清设备上显示的清晰...
To declare a CSS variable, write it inside a rule set like any other CSS declaration. The difference is that the property of a CSS variable always begins with two dashes (--), followed by a name you assign. For example: p { --main-text-color: #FF7A59; --main-text-font: 'Arial...
You may want to set gap inside it. :doodle { overflow: hidden; } :container { gap: 1px; transform: rotate(45deg) scale(1.5); } It inherits all the grid properties from :doodle so that's why this also works: :doodle { gap: 1px; } @nth(n, ...) Select the nth cell ...
VariableValue $background#0054e9 $background-shade#004acd $background-tint#1a65eb $text#444444 $text-darker#1e1e1e $text-lighter#6a6a6a However, because CSS variables can be set at runtime and are more dynamic, it is not currently possible to manipulate them using a simple function. ...