When it comes to animating elements on a web page, the CSS property animation-timing-function is an another important property to understand. That might not be the clearest explanation, but the syntax might help clarify. The step easing functions divides the input time into a specified number of intervals that are equal in length. The easing functions in the cubic-bezier subset of easing functions are often called "smooth" easing functions,. You may specify non-integer values to play part of an animation cycle: for example, 0. Is a strictly positive <integer>, representing the amount of equidistant treads composing the stepping function. The animation shorthand CSS property applies an animation between styles. Edit timing functions¶ When you create a CSS animation you can specify a timing function: this determines the rate at which the animation progresses. It has the same syntax as a transition-timing-function. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. */ 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. Here is a snippet of what the shorthand and longhand variants might look like: /* shorthand */ #foo { animation: bobble 2s ease-in infinite. */ steps(2, start) /* The second parameter is optional. 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. Read more about animation-timing-function and steps function at Mozilla Developer. First of all, define some basic CSS styles for the “ . Timing functions. Animation-timing-function, step 2. Elle a les valeurs suivantes: ease - (par défaut) l'animation commence lentement, puis devient plus rapide et se termine lentement. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. **Your code. 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. Those of you who have dabbled with animation such as animated GIFs, Adobe AfterEffects and Blender, etc. The steps is one of the timing ( easing) functions available ( and you cannot use multiple easing functions ). It must be a. It is the duration of an action. One of the ways we can enhance this experience. e. Share. The weight of different. Create a reference variable of Animated. The animation shorthand CSS property applies an animation between styles. how the animation should proceed). Arguably the most fundamental of the 12 principles of 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. Ideally I'm looking for something that will work with dynamically changing text of various lengths. See scroll() for more information. Note: When you specify multiple comma-separated values on an animation-* property. Rocket to the launch pad, step 1. A mixture of both slow and fast timing within a scene gives texture and interest to the movement. transition-timing-function: steps(4, start); transition-timing-function: steps(4, end); A value of start would run the animation at the beginning of each step, whereas a value of end would run the animation at the end of each step. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Animation steps are performed backwards, and easing functions are also reversed. Slow and step functions. 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. 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. ease-in-out. You can create a "fake" delay between infinite animations purely with CSS. It applies built in eases such as ease-in or you can define a cubic-bezier for a more custom ease. This does not configure the actual appearance of the animation, which is done. An element with animation-timing-function set to ease-out. The only change between this and the first example is that we've used different transition timing functions. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. div { width: 200px; height: 200px; animation: bg 4s steps(1) infinite; } @keyframes bg { 0% { background: blue; } 50% { background: grey; } }. keyframes. The animation's timeline is the document's default DocumentTimeline. An easy fix is to simply change the timing function to ease. That will be a blinking cursor at the end of the text. animation动画除了可以实现补间动画外，还可以完成逐帧动画。 在animation的属性中，有个属性animation-timing-function一共具有如下这些值. However, you can also set custom styles for it according to your. About External Resources. View this demo on the Codrops PlaygroundThis effect is applied by using one of the timing functions described in CSS. This acceleration curve is defined using one <easing-function> for each property to be transitioned. animation-timing-function: linear (0, 0. In between each stop the interpolation is done in a linear way, explaining the name of the function. Full blown animations are of course the pinnacle of exciting visual experiences, and CSS3 provides ample tools to build cool experiences using familiar design patterns. Timing functions may be specified on individual keyframes in a @keyframes rule. I've tried. Example. Customizing your theme. 애니메이션을 적용하려면 애니메이션 이름을 반드시 설정해야 하지만, animation 축약의 모든 값은 선택 사항이며, 각 animation 구성 요소의 초기 값이 기본값입니다. The @keyframes rule specifies the animation code. The non-step keyword values (ease, linear, ease-in-out, etc. Technically, the implementation would involve transform, transform-origin, animation-timing-function and several more calculations. Easing functions are serialized using the common serialization patterns defined in with the following additional requirements:. Responsive. instead, it should be flashing solid red, green, blue without fading or losing brightness. Within a keyframe, animation-timing-function is an at-rule-specific. Add the delay after the easing (AKA timing-function) value. For example, although mathematically we might expect that a step timing function with a step position of jump-start would step up (i. The steps() timing function is unique to CSS and can be used to create some interesting effects. For a keyframed animation, the animation-timing-function applies between keyframes, not over the entire animation. -webkit-animation-timing-function: steps(1,end); animation-timing-function: steps(1,end); See this jsFiddle. In CSS, we use the animation-timing-function property to apply easing to an element's animation. The non-step keyword values (ease, linear, ease-in-out, etc. <easing-function> Each <easing-function> represents the easing function to link to the corresponding property to transition, as defined in transition-property. The timing function is not limited by Bezier curves. The animation-timeline CSS property specifies the timeline that is used to control the progress of a CSS animation. This acceleration curve is defined using one <easing-function> for each property. 5. 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. Animation Timing Function. 4. For keyframed animations, the timing function applies between keyframes rather than over the entire animation. animation-timing-function: establishes preset acceleration curves such as ease or linear. Creating the leaves. target { font-size: 14px; transition: font. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. ) animation-timing-function. 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. The Step function consists of Step Start and Step End: Here is the difference between the two. The speed curve defines how the animation progresses through the duration of each cycle. cabin rule to cabins 10s linear infinite. 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. A cubic Bézier easing function is a type of easing function defined by four real numbers that specify the two control points, P1 and P2, of a cubic Bézier curve whose end points P0 and P3 are fixed at (0, 0) and (1, 1) respectively. animation-duration: value; Note: if you don't define the duration for the animation, it will not run at all, as the default value is 0s. 1 Like. The timing function that corresponds to a property to animate, as determined by animation-property. 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. This acceleration curve is defined using one <timing. For more information about Tailwind's responsive design features, check out the Responsive. 以上这 8 个属性就决定了 Animation 能够实现一个什么样的动画效果。 本文主要介绍 timing-function中的steps()函数。Animation 在执行动画时默认以 ease函数进行过渡，ease 会在每个关键帧之间插入补间动画，所以动画效果是连贯的。除了ease函数之外，linear和cubic-bezier（贝塞尔曲线）等过渡函数也会为其插入. A timing function in CSS is usually referred to easing functions . Now, you can easily fine-tune your style for the color schemes. 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。. The designers gave us an example written in HTML and CSS which uses cubic-bezier. . property:. Rockky1997 August 26, 2022, 3:32pm 2. To create a CSS animation sequence, you style the element you want to animate with the animation property or its sub-properties. A JS-free solution would be to put the couting numbers actually in the HTML and then animate between those with. For example, an ease-in easing function becomes ease-out. That is, you can specify a timing function using the easing property. alternate The animation reverses direction each cycle, with the first iteration being played forwards. Update diagram to show animation effect playback rate:The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Tanto en la W3C, como en la MDN encontraremos una tabla de características de la propiedad. 1,0. 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. Every one second, the element will move 10px to the left and 10px down, until the end of the animation, and then again in reverse forever. You can apply CSS to your Pen from any stylesheet on the web. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Use animation-timing-function: linear; to get even animation speed. Each stop is a single number that ranges from 0 to 1. These timing functions are valid : /* There is 5 treads, the last one happens right before the end of the animation. 5 seconds. The animation-iteration-count property. 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. These timing functions are valid : /* There is 5 treads, the last one happens right before the end of the animation. 5 will play half of the animation cycle. animation-timing-function is never used in Method 2 and Method 3. ease). The first step is to create an @keyframes rule that lays out how our animation should change over time, step by step: @keyframes changeColor { 0% { background-color: plum; } 50% { background-color: lemonchiffon; } 100% { background-color: palegreen; } }. 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. The non-step keyword values (ease, linear, ease-in-out, etc. steps() is a timing function that allows us to break an animation or transition into segments, rather than one continuous transition from one state to. With @keyframes, you can define how an element should look at various points during an animation. It can assume the following values: ease - (default) starts slowly, then becomes faster, and ends slowly. Here's where I'm looking for advice: I'm trying to make each text element remain for 10 seconds before switching to the next, instead of the 1 second interval I've got right now. 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. The value must be positive or zero. Resumen. -webkit-animation-timing-function: steps (X);. 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. jump-end. animation-timing-function: establishes preset acceleration curves such as ease or linear. The following code will make the transition stay on the last frame: -webkit-timing-function:ease; -webkit-iteration-count:1; This is wrong, it's forwards, not the iteration count. In our example animation above, we apply timing to the brown bag on the right as the bags. Description. 5. Pre- and post-animation state: animation-fill-mode, step 2. About External Resources. It appears as if the element bounces off the left side. The function takes two parameters — the first specifies the positive number of steps we want our animation to take. For an example, in none shorthand writing :. animation-timing-function: <value>; where <value> can be one of the following keywords: step-start: The easing curve for an animation that starts quickly and decelerates. The blinking effect will be created by applying animation to our border. The animation-timing-function for a segment is specified in the segment before it's used. Each item's specific transition-timing-function is defined using additional selectors ( . And you can do this as many times as you want. config. Animation Timing. The CSS animation-timing-function defines the pace of your. Transition-timing-function This property can greatly change the look of your animation. animation-direction: sets the direction of the animation after the cycle. animation. Creates a typewriter effect animation. Using the previous “moving box” example, the following image does a far better job of explaining the. Animation-timing-function, step 2. <step-easing-function> Specifies a steps() function that divides the animation into a set number of equal-length intervals or "steps", causing the animation to jump from one step to the next rather than transitioning smoothly. Pre- and post-animation state: animation-fill-mode, step. Step 2: What is a sprite? The first that you should know is what kind of image you’re actually working with. 3-The animation starts quickly and decelerates gradually until the end. The animation-timing-function property. Serialization. Animation-timing-function, step 4. Within a keyframe, animation-timing-function is an at-rule. ” The box starts slowly, accelerates in the middle, and then decelerates towards the end. linear: The easing curve for an animation that starts and ends at the same speed. This can be specified in either in seconds or in milliseconds. freeCodeCamp. , the first image will be the leftmost and the last image will be the rightmost. 0, 1. This replaces the smooth. For now, we have to fiddle with the percentages of the time to create the custom timing like:The W3Schools online code editor allows you to edit code and view the result in your browserAnimation steps are performed backwards, and timing functions are also reversed. The ease-in keyword, which is being used in the previous Codepen example, will set the acceleration to start slowly—easing in. Cú Pháp. Landing, step 1. steps(): The steps() timing function allows you to create an animation that jumps from one point to another in a specified number of steps. Define two animations, typing to animate the characters and blink to animate the caret. The graphs show that when the ease-in parameter is set, the. You can apply CSS to your Pen from any stylesheet on the web. This lets you vary the animation's speed over the course of its duration. animation-timing-function: ease-in, linear; Each timing function is applied to the corresponding animation as specified by the animation-name property. . Using this timing function, the animation jumps immediately to the. If no timing function is specified for. We update the value of each variable on hover (or toggle, or whatever). One way to specify the timing function is with a cubic Bézier curve. I will be demonstrating any more examples of using steps() in articles to come. 目次. About External Resources. Syntax animation-timing-function: <value>; where <value> can be one of the following keywords: step-start: The easing curve for an animation that starts quickly and. jump-start. Los posibles valores son una o varias <timing-function> (en-US). I require the animation to be non-linear and stepped, such as having the first two steps be faster, and the last step slower. For example, using CSS animation: animation: moveRight 5s 1s steps(5, start); During the delay phase, the input progress value will be. if i comment out the timing function, it does better at. In this example, the animation-timing-function is set to “ease-in-out. The animation-timing-function property is one of the CSS3 properties. By using steps () with an integer, you can define a specific number of steps before reaching the end. ). transitionTimingFunction or theme. Easing functions may be specified on individual keyframes in a @keyframes rule. Description. You can achieve it using the animation-timing-function: steps(1) as given in below snippet. The animation has a slow start, then fast, before it ends slowly. From here, I'm going to use the Step timing function. ¿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. Animation-timing-function, step 3. 1 Answer. Guillaume DuhanCSS Animation Timing Function with steps() to try to blink colors, but colors are blending. The animation reverses direction each cycle, with the first iteration being. 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 transition has a *constant speed. #. Unlike CSS animation, we can make any timing function and any drawing function here. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. 30 is the number of steps the animation takes, and these steps are spread evenly until the end of the animation. There is. 5. ease-in: animation. Then, using. animationの方法. Para animaciones con keyframes, la timing function se aplica entre los keyframes en lugar de sobre toda la animación. ease-in - L'animation a un début lent, mais accélère à. */ steps(2) These timing function are invalid :Overview. The syntax for CSS animation-duration is simple – you just need to define the preferred duration in seconds:. This step asked for animation shorthand. Animation is all about the timing. */ steps(2, start) /* The second parameter is optional. We’ve covered linear functions in one of the previous examples, so let’s do a quick recap. 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. CSS /* Keyword values */ animation-timing-function: ease; animation-timing-function: ease-in; animation-timing-function: ease-out; animation-timing-function: ease-in-out;. Yes, you can use the same approach as in CSS animations. As you might already know, the linear timing function can be easily set in CSS by using the linear. An anonymous scroll progress timeline is provided by some ancestor scroller of the current element. The way these work is that they progress the animation in steps — as opposed to a smooth curve like the Bézier curve functions. 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. 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。. In other words, the timing function is applied at the start of the keyframe and at the end of the keyframe. 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. Easing functions may be specified on individual keyframes in a @keyframes rule. I'm trying to write an Android equivalent of the CSS cubic-bezier animation timing function using a custom TimeInterpolator. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. In this animation, we're using a linear timing function. 25,0. Within a keyframe, animation-timing-function is an at-rule-specific. 2 Answers. The linear easing function: linear The linear easing function is an identity function meaning that its output progress value is equal to the input progress value for all inputs. */ steps(2, start) /* The second parameter is optional. Demo: Syntax. animation-timing-function is the timing-function used for the animation. We can adjust the speed curve of animation throughout the duration. In This Article. It allows us to control the animation to move gradually. The animation-timing-function property. ease-out. Description. @keyframes iconEnter 0% transform scale(0) 100% transform scale(1) animation-timing-function cubic-bezier(. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. The animation-timing-function property is used to specify a timing function which defines the speed over time of an object being animated. For example, in the case of an ease-in-out timing function, an animation will ease in at the start of the keyframe and ease out at the end of the keyframe. You use it like this: transition-delay: 1 s ; Code language: CSS (css) To combine it with every else in transition, you just add the delay to the end: <easing-function> The easing function that corresponds to a given animation, as determined by animation-name. To control an element's transition-timing-function at a specific breakpoint, add a {screen}: prefix to any existing transition-timing-function utility. Linear Functions. Hello. . The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. 2. If steps are defined as 10 and there are 10 keyframes, each keyframe will play in sequence for the exact amount of time, with no transition between states. Stepping it up. World. That means we use getBoundingClientRect () on the element that will serve as a proxy for the start state, and divide it with the value from the end state. The <timing-function> CSS data type denotes a mathematical function that describes how fast one-dimensional values change during transitions or animations. 25, 1); These stops are by default spread equidistantly. Uses of Timing in Animation. The ease-in-out timing function creates a smooth and balanced animation, with both a gradual start and a gentle finish. You can also use step-end as the animation-timing-function. <step-easing-function> Specifies a steps() function that divides the animation into a set number of equal-length intervals or "steps", causing the animation to jump from one step to the next rather than transitioning smoothly. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. Timing Functions. The transition jumps instantly to the final state. linear The animation begins and progresses at a constant rate over the specified duration; this value is equivalent to cubic-bezier(0,0,1,1)In This Article. . This means that the element moves at a constant pace; our circle moves by the same amount each frame. In some cases, this is desirable; however, in the real world, motion usually doesn’t work like that. where along the timeline an animation will start. 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. For. Ease-in and Ease-out: Animations with Ease-in start slowly and speed up until the animation cycle is complete, while Ease. The values for animation-timing-function are ease, linear, ease-out, step-start and many more, as outlined in the spec. The animation-timing-function property, when declared for the entire animation, allows you to define how an animation progresses over a single iteration of the animation. css. With the linear timing function, the animation is going through the keyframes at a constant speed. For example, if we wanted to animate a bouncing ball, and we wanted a good . exports = { theme: { extend: { animation: { sideways: "sideways 3s linear infinite", }, }, }, }; Configure your @keyframes value. " Use the wave animation" you need to be using the animation name “wave”" have a linear timing function" you need to be using linear. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. my-element { animation-timing-function: steps(10, end); } The first argument. 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. Within a keyframe, animation-timing-function is an at-rule. The animation-timing-function property is one of the CSS3 properties. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. 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. 9, 0. This essentially allows you to define your own acceleration curve so that the speed of the animation can change over. Les valeurs avec des mots-clés (ease, linear, ease-in-out, etc. This is exactly the effect we want — we need each frame to be played in a sequence — so set the number of steps to 6 as there are six frames in the animation. <easing-function> The easing function that corresponds to a given animation, as determined by animation-name. It is defined by a number of steps and a step position. The typewriter effect relies on the CSS step() timing function and animation-fill-mode: forwards. You use it like this: transition-delay: 1 s ; Code language: CSS (css) To combine it with every else in transition, you just add the delay to the end:Easing functions may be specified on individual keyframes in a @keyframes rule. Let’s take a look at one more possible class of animation-timing-function values — steps. 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 is not being animated. ) each represent cubic Bézier curve with fixed four point values, with the cubic-bezier() function value allowing for a non-predefined value. 5s to 1s delay between each bounce, we can do something like:These timing functions are valid : /* There is 5 treads, the last one happens right before the end of the animation. As you might already know, the linear timing function can be easily set in CSS by using the linear keyword. プロパティ. 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 second time value is the transition-delay. The animation timing function ease will cause the animation to start. 伸縮バーでイージングアニメーションを比較. The possible values are one or several <timing-function>. It is the speed and velocity of an action. The optional start and end values define where these steps take place. 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. Here are some more animation forms: ease-in, ease-out and ease-in-out. If no timing function is specified for. In This Article. icon animation iconEnter 5s This just scales linearly without the timing function being applied. The animation-timing-function, which is not as obvious in its meaning as the previous two properties, is used to define the manner in which the CSS animation progresses. 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. It is the way actions. animation-timing-function: linear. The steps() easing function lets you break the timeline into defined, equal intervals. As you can see, the hand jumps to the 5-second. Launching a factory, step 2. Specify when the style change will happen in percent, or with the keywords "from" and "to", which is the same as 0%. Animation-timing-function: This animation attribute specifies how an animation transitions through keyframes by establishing acceleration curves. Result: CSS Code: #myDIV { animation-timing-function: ease-in-out; } Click the property values above to see the result. Similar to “transition-timing-function”, the “animation-timing-function” works on the complete keyframe (i. It describes how an animation will progress over one cycle of its duration, allowing it to change speed during its course. extend. The output progress value is current step / jumps. Default 500. Link to. The CSS for Typing Animation. 2 The animation-name property; 3. This acceleration curve is defined using one <easing-function> for each property to be transitioned. animation-timing-function. <easing-function> Each <easing-function> represents the easing function to link to the corresponding property to transition, as defined in transition-property. animation-delay: the time between the element being loaded and the start of the animation sequence (cool examples). 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 animation-timing-function CSS property specifies the speed curve of an animation. An animation timing function defined within a keyframe block applies to that keyframe. See the Pen CSS animation-timing-function by Aakhya Singh on CodePen. The step timing functions divides the input time into a specified number of intervals that are equal in length. 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. The animation-timing-function CSS property sets how an animation progresses through the duration of each cycle. You can also play around with the various eases on MDN. Table of Contents. I'm using this in my stylesheet in Harlowe 3. 1 Answer. animation-timing-function: linear; OR, if you are using the animation shorthand property, you can also specify the. This parameter accepts one of the following two keyword values that map to predefined steps() functions or a custom. 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. 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.