##Basic introduction to Bootstrap
1 .Introduction
Bootstrap is an open source toolkit for front-end development launched by Twitter. It was developed by Twitter designers Mark Otto and Jacob Thornton and is a CSS/HTML framework. Bootstrap provides elegant HTML and CSS specifications, which are written in the dynamic CSS language Less. Bootstrap has been very popular since its launch and has been a popular open source project on GitHub, including NASA's MSNBC (Microsoft National Broadcasting Company) Breaking News.2. Features
Bootstrap is developed based on the jQuery framework. It has been more personalized and humanized based on the jQuery framework to form a Set your own unique website style and be compatible with most jQuery plug-ins. Related recommendations: "bootstrap Getting Started Tutorial"
3. Components
Bootstrap contains a wealth of Web components. Based on these components, you can quickly build a beautiful and fully functional website. It includes the following components: Drop-down menu, button group, button drop-down menu, navigation, navigation bar, breadcrumbs, paging, layout, thumbnails, warning dialog, progress bar, media objects, etc.4.Javascript plug-in
Bootstrap comes with 13 jQuery plug-ins, which give "life" to the components in Bootstrap. These include: Modal dialog boxes, tabs, scroll bars, pop-up boxes, etc.5. Customize your own framework code
You can modify all CSS variables in Bootstrap and tailor the code according to your own needs.6.Bootstrap Less
Less is a CSS preprocessor that makes CSS dynamic. Bootstrap, on the other hand, is a toolkit for rapid development of Web Apps and sites. This way, you can use Bootstrap’s Less variables, mixins, and nesting in CSS.The above is the detailed content of Is bootstrap a css framework?. For more information, please follow other related articles on the PHP Chinese website!