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HomeWeb Front-endBootstrap TutorialHow to set background color in bootstrap

How to set background color in bootstrap

Apr 05, 2024 am 02:18 AM
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Bootstrap methods to set the background color are: Inline method: set the CSS class directly through the style attribute: create the class and apply it to the element Bootstrap utility class: use the specified color class to customize the CSS variable: use the variable and Access the background gradient through --: Use the background-image attribute to create a gradient background image: Use the background-image attribute to set the image

How to set background color in bootstrap

Bootstrap sets the background color Method

1. Inline method

Use the style attribute to set the background color directly in the element:

<div style="background-color: #ffffff;">内容</div>

2. CSS Classes

Create a CSS class with the desired background color and then apply it to the element:

.my-background {
  background-color: #ffffff;
}
<div class="my-background">内容</div>

3. Bootstrap Utility Classes

Bootstrap provides a series of utility classes to set the background color, each class corresponds to a color:

  • .bg-primary
  • .bg-secondary
  • .bg-success
  • .bg-danger
  • .bg-warning
  • .bg-info
  • ##.bg-light
  • .bg-dark
  • <div class="bg-primary">内容</div>

4. Custom CSS variables

Use CSS variables to define the background color and pass

- - Access variables:

:root {
  --my-background-color: #ffffff;
}
<div style="background-color: var(--my-background-color);">内容</div>

5. Background gradient

Use the

background-image property to create a background gradient:

.my-gradient {
  background-image: linear-gradient(to right, #ffffff, #000000);
}
<div class="my-gradient">内容</div>

6. Background image

Use the

background-image attribute to set the background image:

.my-image {
  background-image: url("image.jpg");
}
<div class="my-image">内容</div>

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