Bootstrap

Bootstrap, very cool, a popular front-end framework for building responsive and visually appealing websites.

d-inline is a utility class that sets the display property of an element to inline.

• Margin and Padding:

  • m-1, m-2, ... m-5: Margin classes for spacing (1 to 5).
  • p-1, p-2, ... p-5: Padding classes for spacing (1 to 5).
  • mx-3: Horizontal margin.
  • px-3: Horizontal padding.

• Text Alignment:

  • text-center: Center-align text.
  • text-right: Right-align text.

• Background and Color:

  • bg-primary, bg-secondary, ...: Background color classes.
  • text-primary, text-secondary, ...: Text color classes.

• Buttons:

• btn, btn-primary, ...: Bootstrap button classes.
• btn-outline-primary: Outline button with primary color.
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Bootstrap, Here is the Documentation site for it: https://getbootstrap.com/docs/5.0/utilities/api/