Local CSS cascade layer generator

明确 CSS 级联层

设置可读的图层顺序并为样式表准备好声明和命名块。

Use 2–8 unique names separated by commas, from lowest to highest priority.

CSS ready

Generated cascade layers

1resetlowest precedence
2basedeclared before later layers
3componentsdeclared before later layers
4utilitieshighest precedence
@layer reset, base, components, utilities;

@layer reset {
  /* reset styles */
}

@layer base {
  /* base styles */
}

@layer components {
  /* components styles */
}

@layer utilities {
  /* utilities styles */
}

Everything runs in your browser. Nothing is uploaded or saved.

Why use cascade layers?

Layers let you organize reset, library, component, and utility styles with an explicit order.

The first layer order declaration wins for those named layers, so a later file cannot silently reorder the system.

Layer precedence is separate from selector specificity, which makes overrides easier to reason about.

Cascade layer questions

What order should I use?

A common starting point is reset, base, components, utilities; choose the order that matches your project contract.

Can I rename the layers?

Yes. Names are project vocabulary, so use terms your team will recognize.

Does this add my existing rules?

No. It gives you the structure; paste each existing rule into its matching named block.