CSS Tutorial

Transitions

What are Transitions?

Transitions are CSS properties that allow you to create smooth animations between changes in element styles.

Key Concepts:

  • Transition property: Specifies the CSS property you want to animate, such as opacity, color, or transform.
  • Transition duration: Determines how long the animation will take in seconds.
  • Transition timing function: Controls the speed and shape of the animation.
  • Transition delay: Specifies a delay before the animation starts.

Creating Smooth Animations:

To create a smooth animation, use the following steps:

  • Define the initial style of the element.
  • Define the final style of the element, using the transition property.
  • Set the transition duration, timing function, and delay.

CSS Example:

/* Initial style */
.element {
  opacity: 0;
}

/* Final style */
.element:hover {
  transition: opacity 1s ease-in-out;
  opacity: 1;
}

Explanation:

  • When you hover over the .element, the opacity will change from 0 to 1.
  • The transition property animates the change over 1 second, with an "ease-in-out" timing function.
  • The animation starts immediately (no delay).

Additional Notes for Accessibility:

  • Ensure that transitions do not interfere with user interactions or create accessibility issues.
  • Use appropriate transition durations to avoid confusion or frustration.
  • Test your transitions on different devices and browsers to ensure compatibility.