animation-timing-function

Baseline Widely available

This feature is well established and works across many devices and browser versions. Itâs been available across browsers since ÑÐµÐ½ÑÑÐ±ÑÑ 2015 Ð³..

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animation-timing-function: linear;

animation-timing-function: ease-in-out;

animation-timing-function: steps(5, end);

animation-timing-function: cubic-bezier(0.1, -0.6, 0.2, 0);

<section class="flex-column" id="default-example">
  <div class="animating" id="example-element"></div>
  <button id="play-pause">Play</button>
</section>

#example-element {
  animation-duration: 3s;
  animation-iteration-count: infinite;
  animation-name: slide;
  animation-play-state: paused;
  background-color: #1766aa;
  border-radius: 50%;
  border: 5px solid #333;
  color: white;
  height: 150px;
  margin: auto;
  margin-left: 0;
  width: 150px;
}

#example-element.running {
  animation-play-state: running;
}

#play-pause {
  font-size: 2rem;
}

@keyframes slide {
  from {
    background-color: orange;
    color: black;
    margin-left: 0;
  }
  to {
    background-color: orange;
    color: black;
    margin-left: 80%;
  }
}

"use strict";

window.addEventListener("load", () => {
  const el = document.getElementById("example-element");
  const button = document.getElementById("play-pause");

  button.addEventListener("click", () => {
    if (el.classList.contains("running")) {
      el.classList.remove("running");
      button.textContent = "Play";
    } else {
      el.classList.add("running");
      button.textContent = "Pause";
    }
  });
});

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css

/* Keyword values */
animation-timing-function: ease;
animation-timing-function: ease-in;
animation-timing-function: ease-out;
animation-timing-function: ease-in-out;
animation-timing-function: linear;
animation-timing-function: step-start;
animation-timing-function: step-end;

/* Function values */
animation-timing-function: cubic-bezier(0.1, 0.7, 1, 0.1);
animation-timing-function: steps(4, end);

/* Steps Function keywords */
animation-timing-function: steps(4, jump-start);
animation-timing-function: steps(10, jump-end);
animation-timing-function: steps(20, jump-none);
animation-timing-function: steps(5, jump-both);
animation-timing-function: steps(6, start);
animation-timing-function: steps(8, end);

/* Multiple animations */
animation-timing-function: ease, step-start, cubic-bezier(0.1, 0.7, 1, 0.1);

/* Global values */
animation-timing-function: inherit;
animation-timing-function: initial;
animation-timing-function: unset;

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<timingfunction>: ÐÐ°Ð¶Ð´ÑÐ¹ <timing-function> Ð¿ÑÐµÐ´ÑÑÐ°Ð²Ð»ÑÐµÑ ÑÑÐ½ÐºÑÐ¸Ñ ÑÐ°ÑÑÑÑÐ° Ð²ÑÐµÐ¼ÐµÐ½Ð¸ Ð´Ð»Ñ ÑÐ²ÑÐ·Ð¸ Ñ ÑÐ¾Ð¾ÑÐ²ÐµÑÑÑÐ²ÑÑÑÐ¸Ð¼ ÑÐ²Ð¾Ð¹ÑÑÐ²Ð¾Ð¼ animate, ÐºÐ°Ðº Ð¾Ð¿ÑÐµÐ´ÐµÐ»ÐµÐ½Ð¾ Ð² animation-property.

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animation-timing-function = 
  <easing-function>#  

<easing-function> = 
  <linear-easing-function>        |
  <cubic-bezier-easing-function>  |
  <step-easing-function>          

<linear-easing-function> = 
  linear      |
  <linear()>  

<cubic-bezier-easing-function> = 
  ease              |
  ease-in           |
  ease-out          |
  ease-in-out       |
  <cubic-bezier()>  

<step-easing-function> = 
  step-start  |
  step-end    |
  <steps()>   

<linear()> = 
  linear( [ <number> && <percentage>{0,2} ]# )  

<cubic-bezier()> = 
  cubic-bezier( [ <number [0,1]> , <number> ]#{2} )  

<steps()> = 
  steps( <integer> , <step-position>? )  

<integer> = 
  <number-token>  

<step-position> = 
  jump-start  |
  jump-end    |
  jump-none   |
  jump-both   |
  start       |
  end