Boot strap introduction
- 2. Abdalmohaymen alesmaeel abdmoh87@gmail.com Getting Started Bootstrap is the most popular HTML, CSS, and JavaScript framework for developing responsive, mobile-first websites. Bootstrap is completely free to download and use!
- 3. Abdalmohaymen alesmaeel abdmoh87@gmail.com What is Bootstrap? Bootstrap is a free front-end framework for faster and easier web development Bootstrap includes HTML and CSS based design templates for typography, forms, buttons, tables, navigation, modals, image carousels and many other, as well as optional JavaScript plugins Bootstrap also gives you the ability to easily create responsive designs
- 4. Abdalmohaymen alesmaeel abdmoh87@gmail.com What is Responsive Web Design? Responsive web design is about creating web sites which automatically adjust themselves to look good on all devices, from small phones to large desktops.
- 5. Abdalmohaymen alesmaeel abdmoh87@gmail.com Bootstrap History Bootstrap was developed by Mark Otto and Jacob Thornton at Twitter, and released as an open source product in August 2011 on GitHub. In June 2014 Bootstrap was the No.1 project on GitHub! Why Use Bootstrap? Easy to use: Anybody with just basic knowledge of HTML and CSS can start using Bootstrap Responsive features: Bootstrap's responsive CSS adjusts to phones, tablets, and desktops Mobile-first approach: In Bootstrap 3, mobile-first styles are part of the core framework Browser compatibility: Bootstrap is compatible with all modern browsers (Chrome, Firefox, Internet Explorer, Edge, Safari, and Opera)
- 6. Abdalmohaymen alesmaeel abdmoh87@gmail.com Where to Get Bootstrap? There are two ways to start using Bootstrap on your own web site. You can: Download Bootstrap from getbootstrap.com Include Bootstrap from a CDN
- 7. Abdalmohaymen alesmaeel abdmoh87@gmail.com Create First Web Page With Bootstrap 1. Add the HTML5 doctype Bootstrap uses HTML elements and CSS properties that require the HTML5 doctype. Always include the HTML5 doctype at the beginning of the page, along with the lang attribute and the correct character set: Bootstrap 3 is mobile-first Bootstrap 3 is designed to be responsive to mobile devices. Mobile-first styles are part of the core framework. To ensure proper rendering and touch zooming, add the following <meta> tag inside the <head> element: The width=device-width part sets the width of the page to follow the screen-width of the device (which will vary depending on the device). The initial-scale=1 part sets the initial zoom level when the page is first loaded by the browser.
- 8. Abdalmohaymen alesmaeel abdmoh87@gmail.com 3. Containers Bootstrap also requires a containing element to wrap site contents. There are two container classes to choose from: The .container class provides a responsive fixed width container The .container-fluid class provides a full width container, spanning the entire width of the viewport
- 10. Abdalmohaymen alesmaeel abdmoh87@gmail.com Bootstrap Grid System Bootstrap's grid system allows up to 12 columns across the page. If you do not want to use all 12 columns individually, you can group the columns together to create wider columns:
- 11. Abdalmohaymen alesmaeel abdmoh87@gmail.com Grid Classes The Bootstrap grid system has four classes: xs (for phones - screens less than 768px wide) sm (for tablets - screens equal to or greater than 768px wide) md (for small laptops - screens equal to or greater than 992px wide) lg (for laptops and desktops - screens equal to or greater than 1200px wide) The classes above can be combined to create more dynamic and flexible layouts.
- 12. Abdalmohaymen alesmaeel abdmoh87@gmail.com Basic Structure of a Bootstrap Grid The following is a basic structure of a Bootstrap grid:
- 14. Abdalmohaymen alesmaeel abdmoh87@gmail.com Styles Bootstrap Text/Typography Bootstrap Tables Images Jumbotron Wells Alerts Buttons Buttons Group Tabs Lists Pagination Navbar Forms Badges / Labels Progress Bar
- 15. Abdalmohaymen alesmaeel abdmoh87@gmail.com Bootstrap Text/Typography Bootstrap's global default font-size is 14px, with a line-height of 1.428. This is applied to the <body> element and all paragraphs (<p>). In addition, all <p> elements have a bottom margin that equals half their computed line-height (10px by default). New Style for multiple of elements