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css - Reactjs Bootstrap 覆盖 CSS

转载 作者:太空宇宙 更新时间:2023-11-03 22:24:40 25 4
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我正在学习 React 和 nextjs,并且遇到了 Bootstrap css 覆盖我自己的 css 的问题。基本上我有一个带有 backgroundColor 红色样式的导航栏组件,但不幸的是, Bootstrap css 然后覆盖了样式。我需要帮助才能找到实现此结果的更好方法。

这是我的代码

/page/index.js

import Head from "next/head";
import Navbar from "../components/navbar";

export default () => (
<div>
<Head>
<title>Testing</title>
<meta name="viewport" content="initial-scale=1.0, width=device-width" />
<link
rel="stylesheet"
href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO"
crossorigin="anonymous"
/>
<script
src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
crossorigin="anonymous"
/>
<script
src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js"
integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49"
crossorigin="anonymous"
/>
<script
src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js"
integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy"
crossorigin="anonymous"
/>
</Head>
<Navbar name="Test" />
</div>
);

/components/navbar.js

class NavBar extends React.Component {
state = {
collapseID: "navbarNav"
};

style = {
backgroundColor: "red"
};

render(props) {
return (
<React.Fragment>
<nav className="navbar navbar-expand-lg navbar-light bg-light" style={this.style}>
<Brand name={this.props.name} target={this.state.collapseID} />
<div className="collapse navbar-collapse" id={this.state.collapseID}>
<PageList />
</div>
</nav>
</React.Fragment>
);
}
}

export default NavBar;

红色样式不断被 Bootstrap 覆盖如果有办法改进此代码,请告诉我。我感谢所有的帮助。谢谢。

最佳答案

因为 bg-light 具有通用选择器 '!important'。所以,要么删除 bg-light 要么将您的样式添加为 inline-style 如下所示。

  <React.Fragment>
<nav className="navbar navbar-expand-lg navbar-light bg-light" style={
this.style}>
<Brand name={this.props.name} target={this.state.collapseID} />
<div className="collapse navbar-collapse" id={this.state.collapseID}>
<PageList />
</div>
</nav>
</React.Fragment>

关于css - Reactjs Bootstrap 覆盖 CSS,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/51796381/

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