There are six attributes of animation animation in css3, which are animation name, time required to complete animation, speed, delay, playback speed and whether there is reverse playback. This article will share with you in detail The animation attribute method in CSS3 has certain reference value. I hope it will be helpful to everyone.
CSS is mainly used to describe the style and layout of web pages, and CSS3 is the latest CSS standard. It provides more methods and using CSS3, you can create animations to make web page content richer. Today I will share css3 with you. Animation attribute in - animation
Pay attention to browser compatibility issues during use
Internet Explorer 10, Firefox and Opera support the animation attribute.
Safari and Chrome support the -webkit-animation attribute
So browser compatibility issues should be taken into consideration when writing programs
animation attribute
Used to set six animation properties:
(1) animation-name: Specifies the name of the animation.
animation-name:demo//Internet Explorer 10、Firefox 以及 Opera 浏览器中 -webkit-animation-name:demo//Safari 和 Chrome
(2) animation-duration: The time it takes to complete the animation (in seconds and milliseconds)
animation-duration:3s; -webkit-animation-duration:3s;
(3) animation-timing-function: Animation speed curve
linear: Play at a constant speed
ease: The animation speed is slow at the beginning and then speeds up and slows down at the end (default)
ease-in: means the animation starts at a low speed
ease-out: Refers to the animation ending at a low speed.
ease-in-out: The animation starts and ends at a low speed
cubic-bezier(n,n,n,n): Set the desired value in the cubic-bezier function, yes Value from 0 to 1
animation-timing-function:ease; -webkit-animation-timing-function:ease;
(4) animation-delay: animation start delay time
animation-delay:3s; -webkit-animation-delay:3s;
(5) animation-iteration-count: the number of times the animation is played
n: The value of the number of times the custom animation is played
infinite: refers to the infinite loop playback of the animation
animation-iteration-count:4;//循环四次 -webkit-animation-iteration-count:infinite;//循环无数次
(6) animation-direction: whether the animation is played in reverse in turn
normal The animation should play normally (default)
alternate The animation should play in reverse in turn
animation-direction:normal; -webkit-animation-direction:alternate;
Let a small square move in the direction of lower right and upper left
div { width:100px; height:100px; background:red; position:relative; animation:demo; animation-iteration-count:infinite; animation-duration:2s; animation-timing-function:ease; animation-delay:0.1s; animation-direction: alternate; } /* Safari and Chrome 浏览器*/ -webkit-animation:demo;/*设置动画名称*/ -webkit-animation-iteration-count:infinite;/*动画执行次数*/ -webkit-animation-duration:5s;/*动画花费时间*/ -webkit-animation-timing-function:ease;/*动画速度*/ -webkit-animation-delay:2s;/*动画延迟*/ -webkit-animation-direction: alternate; /*动画是否反向*/ } /*设置动画运行区域*/ @keyframes demo { 0% {background-color: pink;left:0;top:40px;} 25%{background-color: hotpink;left:300px;top:40px;} 50%{background-color: yellow;left:300px;top:340px;} 75%{background-color: blue;left:0;top:340px;} 100%{background-color: green;left:0;top:30px;} } /*Safari and Chrome浏览器*/ @-webkit-keyframes demo { 0% {background-color: pink;left:0;top:40px;} 25%{background-color: hotpink;left:300px;top:40px;} 50%{background-color: yellow;left:300px;top:340px;} 75%{background-color: blue;left:0;top:340px;} 100%{background-color: green;left:0;top:30px;} } </style>
Rendering:
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