• css3新特性学习摘要


    1.背景(background)添加多个图片,用逗号分隔即可

      div{background:url(xxx) no-repeat left top, url(yyy) no-repeat right top}

      麻烦的是,如果用重复(repeat, repeat-x, repeat-y)的话,图片会相互覆盖,不会用此来实现背景叠加效果不错

    2.过度效果(transition)

      div{
        transition-proerty: width,color,xxx等或者all;
        transition-duration: 时长s;
        transition-timing-function: linear|ease|ease-in|ease-out|ease-in-out|cubic-bezier(n,n,n,n)
        transition-delay:开始前的延时s;
      }

      在定义好后任意时刻,针对指定属性的变化,都为有过度的效果,如:

      div:hover{100px}

    3.动画(animation)

      div{
        animation-name:mymove;
        animation-duration: 5s;
        animation-timing-function:linear|ease|ease-in|ease-out|ease-in-out|cubic-bezier(n,n,n,n)
        animation-delay:2s;
        animation-iteration-count:n|infinite;
        animation-direction:normal|alternate;
        animation-play-state:running|paused;
        animation-fill-mode:none|forwards|backwards|both;
      }

      @keyframes mymove{
        from {left:0px;}
        50% {background:blue}
        to {left:200px;}
      }

      实现动画停留在最后状态的方法:

      a.把样式设置最终的效果,animation-iteration-count设为1
      b.直接把animation-fill-mode设为forwards 

        

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  • 原文地址:https://www.cnblogs.com/freewing/p/4425424.html
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