![]() Offloading rendering to the GPU in this scenario might not be needed but is a good habbit to get into. Regular translate() function will use the main process and can cause janky animations. Translate3d offloads the rendering using the device’s GPU where the I am using translate3d instead of the regular translate just due to good practice to be effient with performance. We have the following HTML and want to fade in the heading when the user hovers over it. Hover on the box below: See the Pen Untitled by ⭐ Kentaro ⭐ CodePen. So when we want to create a fade in animation, we will use a combination of the two properties: opacity and transition.Įssentially we want to declare the element to transition from opacity equals 1 to opacity equals 0 delay - how much of a delay (in seconds) we will apply.timing function we define the type of easing - eg easing-in-out.duration is the duration of the animation (in seconds).Since it can cause performance issues especially on lower end devices. Then the transtion will only apply to font-size. For example, if you use font-size CSS property, property is a CSS property we want to limit the animation to.Read MDN for more details on CSS transions Transition - this is a short hand to control CSS animations - eg by defining the animation speed and Read MDN for more details on the opacity property A opacity of 1 indicates the element is fully visible.Ī opacity value of 0 (zero) indicates that the element is transparent (cant be seen). ![]() Opacity - this sets the HTML element’s opacity. To create a CSS animation fade in, you will need the following CSS properties: The same concepts canīe applied if you want to use different triggering events - eg such as on scroll events. In our examples below, we will use the hover event to trigger our animations. In this article I will go through simple ways you can create CSS fade in animations on your website. Fade in animations can give you a engaging and and attention-grabbing web interactionĪ few years ago animations like this can be taxing on the device, but now with CSS3 these animationsĪre more optimised and can appear smooth and less janky. Having a fade in animation on your website seems to be the trendy thing happening around modern
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