Margin and Padding doesn't work in v4

[DONCHUY846]

What version of Tailwind CSS are you using?
v4.0.6

What build tool (or framework if it abstracts the build tool) are you using?

"@eslint/eslintrc": "^3",
"@tailwindcss/postcss": "^4",
"eslint": "^9",
"eslint-config-next": "15.4.6",
"tailwindcss": "^4"

What version of Node.js are you using?

v22.17.1

What browser are you using?

Chrome and Brave

What operating system are you using?

Ubuntu

Reproduction URL

Describe your issue

I'm trying to put margin and padding properties but don't work.

[wongjn]

Consider checking in devtools whether there is other CSS that could be overriding the Tailwind class names. Otherwise, consider providing a git repo that reproduces the unexpected behavior.

[rozsazoltan]

It's maybe related:

• From v4 the reset style cannot be overridden by TailwindCSS classes