Within a keyframe, animation-timing-function is an at-rule-specific. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. -webkit-animation-timing-function: steps(1,end); animation-timing-function: steps(1,end); See this jsFiddle. 2: . animation-timing-function 除了上面的几种常用方式之外，还有个一实用的函数，steps(number_of_steps, direction)，这个函数叫做阶梯函数. animation-timing-function: linear|ease|ease-in|ease-out|ease-in-out|step-start|step-end|steps (int,start|end)|cubic-bezier ( n, n, n, n )|initial|inherit; The animation-timing-function uses a mathematical function, called the Cubic Bezier curve, to make the speed curve. 30 is the number of steps the animation takes, and these steps are spread evenly until the end of the animation. Click on the RERUN button in the above demo to see the animation. , the first image will be the leftmost and the last image will be the rightmost. 0, 0. Just put a URL to it here and we'll apply it, in the order you have them, before the CSS in the Pen itself. #. hubspot. Within a keyframe, animation-timing-function is an at-rule-specific. 25, 1); These stops are by default spread equidistantly. Resumen. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. transitionTimingFunction in your tailwind. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. This will set the animation-name, animation-duration, animation-timing-function, and. The output progress value is current step / jumps. tbody:hover . Default. The timing comprises many things in animation. 这样就实现了延时1s，一共0. */ steps(2, start) /* The second parameter is optional. In a CSS animation, you can specify your timing function as part of the shorthand animation property, or by setting the animation-timing-function property directly. Edit timing functions¶ When you create a CSS animation you can specify a timing function: this determines the rate at which the animation progresses. We saw the simplest, linear timing function above. Link to Codepen Example. The steps is one of the timing ( easing) functions available ( and you cannot use multiple easing functions ). You can also play around with the various eases on MDN. It could maybe be done with a pseudo-element where you animate the content attribute, but support of CSS animations on pseudo-elements is still somewhat sketchy. ). To create a CSS animation sequence, you style the element you want to animate with the animation property or its sub-properties. The animation property is divided into @keyframes, like the FPS (frames per second) of a camera. Sorted by: 2. Creates a typewriter effect animation. linear: The easing curve for an animation that starts and ends at the same speed. The first parameter specifies the number of intervals in the function. Within a keyframe, animation-timing-function is an at-rule-specific. -webkit-animation-duration: 20. For example, you can use the transition-duration class to specify the length of the transition, or the transition-timing-function class to specify an easing function that controls the acceleration of the transition. この加速曲線は、トランジションが行われるプロパティごとに 1 つの <easing-function> を用いて定義されます。. The second time value is the transition-delay. These timing functions are commonly called easing functions, and can be defined using a predefined keyword. Just put a URL to it here and we'll apply it, in the order you have them, before the CSS in the Pen itself. The transition-timing-function property, normally used as part of transition shorthand, is used to define a function that describes how a transition will proceed over its duration, allowing a transition to change speed during its course. CSS3のanimation-timing-function: steps(n) が便利なのでGifアニメやJSを使用したPNGシーケンスはもう使わないようにしたいな、という話です。 例えば. Unlike CSS animation, we can make any timing function and any drawing function here. You can apply CSS to your Pen from any stylesheet on the web. Within a keyframe, animation-timing-function is an at-rule-specific. 5s makes the animation last 1. La lista de propiedades CSS que pueden ser animadas está disponible; cabe señalar que estas son las mismas. Easing functions may be specified on individual keyframes in a @keyframes rule. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. For example, if we wanted to animate a bouncing ball, and we wanted a good . The animation-timing-function property is one of the CSS3 properties. cabin rule to cabins 10s linear infinite. animation. It must be a positive integer (greater than 0). In the above example, we’re using a linear timing function, which means that the box is constantly moving at the same speed. To control an element's transition-timing-function at a specific breakpoint, add a {screen}: prefix to any existing transition-timing-function utility. Specify when the style change will happen in percent, or with the keywords "from" and "to", which is the same as 0%. In this video, learn how to use the steps() timing function to create a sprite animation with CSS. */ steps(2, start) /* The second parameter is optional. The CSS for Typing Animation. To make custom animations, Head to your tailwind. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. All this runs in calc() applied to the property. This way you can define each frame of you animation. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. The CSS for Typing Animation. X軸移動. About External Resources. This value sets the animation to a slow start then after a time period the speed increases and before it ends the speed again becomes slow. Configuring an animation. animation-timing-function: linear; OR, if you are using the animation shorthand property, you can also specify the. CSSでアニメーションするには、keyframesとanimationプロパティの2つを組み合わせます。 keyframesでどのような時刻にどのような状態かを指定し、animationプロパティで時刻の変化の仕方を指定します。 The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. 目次. Los posibles valores son una o varias <timing-function> (en-US). The non-step keyword values (ease, linear, ease-in-out, etc. ¿Qué podemos animar en una web? La propiedad animation nos permite animar muchas de las propiedades CSS: color, posición, márgenes, paddings (no puedo llamarle rellenos 😅), opacidad o tamaños. Ideally I'm looking for something that will work with dynamically changing text of various lengths. Description. At the end of this tutorial, you’ll understand how to create an animation that uses both a fan-out and a bounce effect. steps(): The steps() timing function allows you to create an animation that jumps from one point to another in a specified number of steps. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. A JS-free solution would be to put the couting numbers actually in the HTML and then animate between those with. Then, the instruction showed my code didn’t pass. Will it start slowly and then go fast, or vice versa. wheel selector, you created four different properties to control the animation. The following types of timelines can be set via. It appears to be the most complicated property at first. Or you can make transition very quick using very steep bézier curve, such as cubic-bezier(. La propiedad animation de CSS es una propiedad abreviada (shorthand property) para animation-name, animation-duration, animation-timing-function, animation-delay, animation-iteration-count y animation-direction. ease-in: animation. Animation Timing Functions: Controlling Animation Pace. animation-timing-function: steps(30, end) makes the animation play in a stepwise manner, instead of smoothly. animation-timing-function使用了三次贝塞尔（Cubic Bezier）函数生成速度曲线，可以让我们的动画产生平滑的过渡。. animation-direction: sets the direction of the animation after the cycle. steps (num_of_steps, direction) num_of_steps可以简单理解为整个动画过程要跳几步，要求是一个正整数. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. The first parameter specifies the number of intervals in the function. */ steps(5, end) /* A two-step staircase, the first one happening at the start of the animation. You can create a "fake" delay between infinite animations purely with CSS. dark to support color schemes. ; delay: Start the. This acceleration curve is defined using one <easing-function> for each property to be transitioned. 1 I have a div where I'm animating the width from 0 to 100% in 3 steps. item selector, which includes a transition for the width property with a duration of 1. transition-property. e. In CSS, we use the animation-timing-function property to apply easing to an element's animation. Just put a URL to it here and we'll apply it, in the order you have them, before the CSS in the Pen itself. World. CSS3におけるanimation-timing-functionプロパティの意味と使い方、値の指定方法、サンプルコード、使用例について解説します。. Responsive. Lastly, we apply the animation to the text container using the shorthand animation property cause in this case we. As you can see, the hand jumps to the 5-second. 5. As you can see, the hand jumps to the 5-second. animation-delay: value; Xem DemoInstead of repeating the animation infinite times, you can specify a number of repetitions like this: animation: spin 3s 3 ease-in-out; /* 3secs, repeat 3 times */. how the animation should proceed). Let's define each below. What seems to happen is that when you use steps(2, end), the animation is supposed to have two steps - one is from black background + white color to an intermediate state (where both are gray) and then another from the. animation-duration: 1. More drawings/frames between poses gives the viewer a slow and smooth action while fewer drawings/frames gives the viewer a faster and crisper action. This does not configure the actual appearance of the animation, which is done. The transition stays at the initial state until the end, when it instantly jumps to the final state. CSS свойство animation-timing-function CSS свойства Определение и применение. auto Experimental. The timing function is not limited by Bezier curves. @keyframes iconEnter 0% transform scale(0) 100% transform scale(1) animation-timing-function cubic-bezier(. This acceleration curve is defined using one <timing. It is defined by a number of steps and a step position. If you want to play around with cubic-bezier's this is a great site. That might not be the clearest explanation, but the syntax might help clarify. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Note : When you specify multiple comma-separated values on an animation-* property, they will be assigned to the animations specified in the animation-name property in different ways depending on how many there are. */ steps(5, end) /* A two-step staircase, the first one happening at the start of the animation. About External Resources. If you omit a timing function from the call, the method uses the default timing function. CSS Styling. 1. Creating a Pulse Loader with Tailwind CSS: A Step-by-Step Guide. where along the timeline an animation will start. Steps. The points P 0 and P 3, which represent the start and end of the animation cycle, are always set to (0,0) and (1,1) repectively. transition-timing-function. jump-both. Note : When you specify multiple comma-separated values on an animation-* property, they will be assigned to the animations specified in the animation-name property in different ways depending on how many there are. The function provides a number that we use to multiply the relevant unit. Here is the code and what I have tried:cubic-bezier (0. For keyframed animations, the timing function applies between keyframes rather than over the entire animation. There is. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. Note that some of the easing functions listed there cannot be written in CSS. animation-name: fly-cycle; animation-timing-function: steps(10); animation-iteration-count: infinite; animation-duration: 1s; animation-delay: -0. You can customize these values by editing theme. . e. blink { -webkit-animation: blinker 1s step-end infinite; animation: blinker 1s step-end infinite; }…In other words, the animation-timing-function property specifies the speed for implementing the animation at various intervals of its duration. The ease-in-out timing function creates a smooth and balanced animation, with both a gradual start and a gentle finish. transition-timing-function: steps(8, end); Animations. shewine: animation-name: cabins; animation-duration: 10s; animation-iteration-count: infinite; animation-timing-function: linear; shewie you written all thing correct but you need write to in one property called animation. With the linear timing function, the animation is going through the keyframes at a constant speed. For time-based animations, auto is equivalent to a value of 0s (see below). -webkit-animation-timing-function: steps (X);. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. In some cases, this is desirable; however, in the real world, motion usually doesn’t work like that. The state of the element will not vary gradually, but rather jump from state to state in separate instants. Unlike CSS animation, we can make any timing function and any drawing function here. 1. 时间并没有被动画化。. The non-step keyword values (ease, linear, ease-in-out, etc. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. If there are fewer timing functions. This acceleration curve is defined using one <easing-function> for each property. Arguably the most fundamental of the 12 principles of animation. will be familiar with keyframes. In this example, the animation-timing-function is set to “ease-in-out. . If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. yes, lets say, when I press A, I would like to get the same effect that I already have when you click, it swap the classes and makes a switch, animation play, animation reverse, I did that calling default2 which plays and back which plays default2 in reverse. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. The timing function that corresponds to a property to animate, as determined by animation-property. For example, use md:ease-in-out to apply the ease-in-out utility at only medium screen sizes and above. Moreover, the CSS step() function will break the animation into segments; in this case, it’s the text that will be broken into segments. We’ll start with the number of steps (segments) the animation has and the deceleration between them. ease-in - L'animation a un début lent, mais accélère à. This, in essence, lets you establish an acceleration curve so that the speed of the transition can vary over its duration. The animation-timing-function property can have the following values: ease - Specifies an animation with a slow start, then fast, then end slowly (this is default)The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. It is used to make the changes smoothly and create different effects, such as easing in, easing out, or easing in and out. To show this we are going to begin creating a simple. 3. As you can see, the leading and trailing animations use the smooth and bouncy cubic-bezier() timing-function defined in the base CSS definition; but, the middle animation uses the discrete, step-based animation defined directly within the 40% mile-marker of the @keyframes. The steps Timing Function. animation-timing-function 除了上面的几种常用方式之外，还有个一实用的函数，steps(number_of_steps, direction)，这个函数叫做阶梯函数. icon animation iconEnter 5s This just scales linearly without the timing function being applied. CSSを学び始めた方へ; animationプロパティについて学びたい方へ; 今回はanimation-timing-functionでアニメーションの変化についての解説になります。; 今回は、animationに関する記事になります。 animation-timing-functionとは、アニメーションの変化(速度)のスタイルを指定します。Launching a factory, step 2. to: At the core of the Web Animations timing model is the process that takes an inherited time value and converts it to an iteration progress. An animation-timing-function defined within a keyframe block applies to. . The final transition property is CSS transition-delay. 8,0,. 相反，关键帧的时间函数会在逐个属性的基础上应用，从指定该函数的关键帧开始，直到下一个指定该属性的关键帧，或者直到动画结束（如果没有后续. After some discussions, updates to the specification, and initial implementations as a separate function, Firefox 65 introduces four new options for the steps () function. Easing functions may be specified on individual keyframes in a @keyframes rule. programmatically in JavaScript. 5 seconds. The animation jerks from start to end rather than being smooth. Controlling easing in CSS animations. The possible values are one or several <timing-function>. Create a reference variable of Animated. animation-delay : xác định độ trễ của mỗi lượt chuyển động. An easy fix is to simply change the timing function to ease. animation-timing-function: steps(3, end) Values ease Default. In between each stop the interpolation is done in a linear way, explaining the name of the function. ,fn) with a custom timing function. config. And you can do this as many times as you want. Use an animation timing function to control the pace of an animation transition when you call one of an entity’s animated move methods, like move (to:relativeTo:duration:timingFunction:). Please refer to the CSS transition function to know more. target { font-size: 14px; transition: font. Front-end engineers work closely with designers to make websites beautiful, functional, and fast. 1,1) . Try it It is often convenient to use the shorthand property animation to set all animation properties at once. transitionTimingFunction or theme. These timing functions are valid : /* There is 5 treads, the last one happens right before the end of the animation. The steps() easing function lets you break the timeline into defined, equal intervals. I require the animation to be non-linear and stepped, such as having the first two steps be faster, and the last step slower. The demo is inspired by this beautiful Dribbble shot by Christopher Jones about an animated location marker. こんな方に読んでほしい. The animation-timing function sets the pace of the animation. hiding { animation. animation: move 1s 部分就是动画的第一部分，用于描述动画的各个规则;; @keyframes move {} 部分就是动画的第二部分. With your . Then, using. With @keyframes, you can define how an element should look at various points during an animation. 5s; Now we’ve created our fly cycle, our bird is currently flapping her wings but isn’t going anywhere. It applies built in eases such as ease-in or you can define a cubic-bezier for a more custom ease. freeCodeCamp. Cú Pháp. We update the value of each variable on hover (or toggle, or whatever). For our example, I’ve chosen ease, which is the. The <timing-function> CSS data type denotes a mathematical function that describes how fast one-dimensional values change during transitions or animations. animation-name: Specifies the name of the keyframe you want to bind to the selector: animation-duration: Specifies how many seconds or milliseconds an animation takes to complete: animation-timing-function: Specifies the speed curve of the animation: animation-delay: Specifies a delay before the animation will start: animation-iteration. Cú Pháp: animation-timing-function: value; Xem Demo. e. animation-timing-function: ease-in, linear; Each timing function is applied to the corresponding animation as specified by the animation-name property. These timing functions are valid : /* There is 5 treads, the last one happens right before the end of the animation. 複数. The state of the element will not vary gradually. Learn to Code — For Free. The steps () functional notation defines a step function dividing the domain of output values in equidistant steps. loading { animation-name: rotate; animation-duration: 3s; animation-timing-function: linear; animation-iteration-count: infinite; } For a reference of what each property and value means:Then, set the animation-timing-function to define how the animation progresses. That is, you can specify a timing function using the easing property. The animation-composition property specifies the operation to perform to produce the final effect value after compositing the. The values the animation-timing-function property accepts are: ease: Starts the animation slowly. 25, 1); These stops are by default spread equidistantly. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. As the name implies, this enables you to set a delay between when the transition is triggered, and when the animation actually begins. So, add the following code: /* Make CSS animation smooth */. Step start will take effect when the playhead reaches the first keyframe, in this case right when I hit play, because the keyframe is at 0 seconds. For example, although mathematically we might expect that a step timing function with a step position of jump-start would step up (i. This in-depth, step-by-step tutorial covers how to animate in PowerPoint showing the fundamentals of adding and modifying animations and then demonstrates advanced strategies like customizing timings, adding. Its speed gradually increases because of gravity until it hits the ground. In CSS, transition and animation properties allow you to pick the easing function. You are free to choose the length. 7 The. 30 is the number of steps the animation takes, and these steps are spread evenly until the end of the. Using the steps() function you can force the interpolation to be an exact number of keyframes. ease). 0, 1. 阶跃函数的时间曲线. org. Technically, the implementation would involve transform, transform-origin, animation-timing-function and several more calculations. You may specify multiple easing functions; each one will be applied to the corresponding property as specified by. The only change between this and the first example is that we've used different transition timing functions. Within a keyframe, animation-timing. Similar to “transition-timing-function”, the “animation-timing-function” works on the complete keyframe (i. The animation shorthand CSS property applies an animation between styles. You can use steps as your timing-function to pause the animation until the next keyframe CSS: -webkit-animation-timing-function: steps (1, end); -moz. The step timing functions divide the input time into a specified number of intervals that are equal in length, with a number of steps and a step position. Each stop is a single number that ranges from 0 to 1. Timing functions may be specified on individual keyframes in a @keyframes rule. First of all, define some basic CSS styles for the “ . You can use steps as your timing-function to pause the animation until the next keyframe. They even “ease” into each other, as that’s the default animation-timing-function, another good default as it’s a lot smoother and relaxed feeling that than the computer-y feeling linear in general, although everything has it’s use. I'm not sure if it is standard behavior either, but when you say that there will be only one step, it allows you to change the starting point in the @keyframes section. animation-timing-function: step-end; The animation stays at the initial state until the end, when it instantly jumps to the final state. It allows us to control the animation to move gradually. . The timing function describes how the animation process is distributed along its timeline. There are three types of easing. Elle a les valeurs suivantes: ease - (par défaut) l'animation commence lentement, puis devient plus rapide et se termine lentement. The timing function that corresponds to a property to animate, as determined by animation-property. Browser support tables for modern web technologies. The animation-timing-function property can have the following values: ease - Specifies an animation with a slow start, then fast, then end slowly (this is default) linear - Specifies. To add more animations, you can follow the same steps: add the keyframes to theme. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. By default, the animation-timing-function is set to ease if not specified by the developer. About External Resources. The animation-composition property helps to specify how to combine the underlying value with the effect value. You can find more details about the animation-timing-function here and the generic steps value here in MDN. Rocket to the launch pad, step 1. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Initially, we have the common styles for all items defined under the . /* @keyframes duration | timing-function | delay |. Animation steps are performed backwards, and easing functions are also reversed. animation は CSS の一括指定プロパティで、スタイルの間のアニメーションを適用します。これは animation-name, animation-duration, animation-timing-function, animation-delay, animation-iteration-count, animation-direction, animation-fill-mode, animation-play-state の一括指定です。 <easing-function> The easing function that corresponds to a given animation, as determined by animation-name. Very cool! Between this post and my previous post, I've taken. animation-timing-functionの設定方法. The non-step keyword values (ease, linear, ease-in-out, etc. キーフレームに animation-timing-function が指定されていない場合、そのキーフレームにはアニメーションが適用された要素から animation-timing-function の適切な値が. Let’s see more of them. このプロパティは、簡単に言えば加速曲線を定義するもので、それによりトランジション実行中の値の変更速度を操作することができます。. An anonymous scroll progress timeline is provided by some ancestor scroller of the current element. animation-timing. */ steps(2) These timing function are invalid :step-start: Equivalent to steps(1, start) step-end: Equivalent to steps(1, end) steps(int,start|end) Specifies a stepping function, with two parameters. ease-out - starts quickly, but slows down at the end. For example, an ease-in easing function becomes ease-out. These functions describe the transition. For an example, in none shorthand writing :. Use JavaScript to set the text for the inner element and set the --characters variable containing the character. The keyword values ease, linear, ease-in, ease-out, and ease-in-out are serialized as-is, that is, they are not converted to the equivalent cubic. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. Make changes to your css like: -webkit-animation-timing-function: steps (1); -moz-animation-timing-function: steps (1); animation-timing-function: steps (1); Tweak them with different values to get desired animation , currently they show and stop at each of 21 frames. Negative values are invalid. The very best example that shows how the steps() works would be the second hand of an analog clock; the clocks second hand does not move continuously, instead its. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. The graphs show that when the ease-in parameter is set, the. The output progress value is current step / jumps. animation-timing-function: linear (0, 0. Each item's specific transition-timing-function is defined using additional selectors ( . ease. */ steps(5, end) /* A two-step staircase, the first one happening at the start of the animation. box { animation-name: move; animation-duration: 2000ms; animation-timing-function: ease-in; } Let's recap on some established CSS easing techniques. animationの方法. However, you can also set custom styles for it according to your. steps() is part of the animation timing function. Customizing your theme. The animation-timing-function property. The animation-timing-function specifies the speed curve of an animation. This is used to make one set of CSS styles change into another set smoothly or jerkily (using steps). step-end: The easing curve for an animation that starts slowly and decelerates. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. As an individual value, steps() is associated with the animation-timing-function: animation-timing-function: steps(4); start and end. And draw can go beyond properties, create new elements for like fireworks animation or something. Les valeurs avec des mots-clés (ease, linear, ease-in-out, etc. div { width: 200px; height: 200px; background: red; animation: animScale 2000ms ease-in-out 1000ms infinite, animOpacity 2000ms ease-in-out 2000ms infinite; /* scale will start after 1s and opacity after 2s (1s after the scale)*/ } there is no order to follow, it can be any. If no animation-timing-function is specified on a keyframe, the corresponding value of animation-timing-function from the element to which the animation is applied is used for that keyframe. 5s; animation-timing-function: elastic(7, 1. 2. Now, have a look at an example of giving stepping function as value to the animation-timing-function property. Equal to cubic-bezier (0. In this CSS tutorial, you’ll learn how to add CSS to visually transform HTML into eye-catching sites. In order to move her across the screen, we create another keyframe animation. Linear Functions. You can change as many CSS properties as you want. This in essence lets you establish an acceleration curve, so that the speed of the animation can vary over its duration. thanks for the answer! understand what you're saying about fill-mode and direction, but see an issue with steps. Easing functions may be specified on individual keyframes in a @keyframes rule. The non-step keyword values (ease, linear, ease-in-out, etc. Step 3: Define other animation properties you need. The default value of the transition-timing function is ‘ease’. You can set a greatful parameters in animation, called animation-timing-function allowing you to set perfectly and mathematicaly the animation : With bezier curve values or, if, like me, you're not that good mathematician, a parameter call "step()". animation-timing-function: steps(n, jump-none); Here [easing] is one of those listed at easings. Cubic Bézier easing functions: ease, ease-in, ease-out, ease-in-out, cubic-bezier() A. The typewriter effect relies on the CSS step() timing function and animation-fill-mode: forwards. Within a keyframe, animation-timing-function is an at-rule. Confusing API! For example, the second segment moves from translate (100%, 0%) at 25% complete to translate (100%, 100%) at 50% complete. –La propriété animation-timing-function définit comment la vitesse de l'animation va changer pendant chaque cycle, et pas pandent l'animation entière.