1.var() CSS变量(Custom Properties)通过var()函数在样式中引用。这极大地增强了代码的复用性和维护性。例如: Css :root{--primary-color:#FF69B4;}.button{background-color:var(--primary-color);} 在这个例子中,:root选择器代表文档根元素,我们在其中定义了一个名为--primary-color的自定义变量,并赋...
If you need a one-off custom color in your project, consider using Tailwind’s arbitrary value notation to generate a class for that color on-demand instead of adding it to your theme: <svg><!-- ... --></svg>Share on Twitter Learn more in theusing arbitrary valuesdocumentation. If...
五、延伸阅读 变量| MDN [https://developer.mozilla.org/zh-CN/docs/Web/CSS/Using_CSS_custom_properties](https://developer.mozilla.org/zh-CN/docs/Web/CSS/Using_CSS_custom_properties) 主题切换实战案例 | CodePen [https://codepen.io/tag/theme-switch](https://codepen.io/tag/theme-switch) ...
Finally, and most importantly, HTML color names introduce imprecision. Your ivory may be another person’s white, which may be another’s seashell — and so on.To avoid this imprecision online, you can use color codes, rather than names. Let’s take a look at the most popular formats ...
A broad range of Unicode characters can be part of a custom property name. This includes emoji, but for the sake of clarity and readability, stick to alphanumeric names. Here’s an example: --primarycolor: #0ad0f9ff; /* RGB alpha hexadecimal color notation */ The -- indicates to the ...
Valid values for custom properties Custom properties are surprisingly tolerant when it comes to the values they accept. Here are some basic examples that you’d expect to work, and do. body { --brand-color: #990000; --transparent-black: rgba(0, 0, 0, 0.5); --spacing: 0.66rem; --...
color:white; text-align:center; } p{ font-family:verdana; font-size:20px; } Try it Yourself » Click on the "Try it Yourself" button to see how it works. CSS Examples Learn from over 300 examples! With our editor, you can edit the CSS, and click on a button to view the resul...
Before the advent of CSS custom properties (we might call them “variables” in this article as that’s the spirit of them), implementing multiple color schemes
Let’s say for example that we’d like to change the background color of the Corp demo home page footer. The footer background color is defined by the following CSS rule: .site-footer{background:#363a43;} If we add the above rule to our Custom CSS and change the background value, ...
The color names are limited to 16 values but, as we’ll find out, can be expanded using an extended palette. Below is a simple example: a { color: green; } Basic color keyword notation has been around for a long time, but given the limitations of the 16 base colors mentioned ...