过渡动画

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .box1{
            width: 200px;
            height: 200px;
            background-color: #d86aff;
            /*动画方向，时间 运动曲线ease缓慢变化  延迟时间*/
            transition: width 500ms ease,height 500ms ease 500ms,
            background-color 500ms ease 1000ms,border-radius 500ms  1.5s;
        }
        .box1:hover{
            width: 500px;
            height: 400px;
            background-color: #cc0000;
            border-radius: 50px;
        }
    </style>
</head>
<body>
<div class="box1"></div>
</body>
</html>

animation动画

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .box1{
            width: 100px;
            height: 100px;
            background-color: #d86aff;
            animation: moving 500ms ease 1s 6 alternate;/*  6换成 infinite无穷次 */
        }
        .box1:hover{
            animation-play-state: paused;/*暂停*/
        }
        @keyframes moving {
            from{
                width: 100px;
            }to{
                width: 500px;
                         }
        }
    </style>
</head>
<body>
<div class="box1"></div>
</body>
</html>

多帧动画

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .box1{
            width: 100px;
            height: 100px;
            background-color: #d86aff;
            margin: 50px auto 0;
            animation: moving 1s infinite;
        }
        @keyframes moving {
            from{
                transform: translateY(0);
                transform: translateX(0);
            }25%{
            transform: translateX(400px);

            background-color: #cc0000;
                         }50%{
             transform: translateX(400);
            background-color: yellow;
                                                   }
        }
    </style>
</head>
<body>
<div class="box1"></div>
</body>
</html>

文字遮罩

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style type="text/css">
        .box1{
            width: 300px;
            height: 400px;
            margin: 50px auto;
            border: 1px solid black;
            position: relative;
            /*overflow: hidden;*/

        }
        .pic{
            width: 300px;
            height: 400px;
            background-color: black;
            color: #fff;
            position: absolute;
            left: 300px;
            top: 0px;
            background-color:rgba(0,0 ,0 ,0.5);
            transition: all 500ms ease;
            display: none;
        }
        /* 将box1设置 overflow:hidden */
         /*.box1:hover {*/
            /*overflow: visible;*/
            /*!*top:150px*!*/
        /*}*/
        .box1:hover .pic{
            display: block;
            /*top:150px*/
        }
    </style>
</head>
<body>
<div class="box1">
    <img src="image/2.jpg" alt="接盘侠">
    <div class="pic">我是接盘侠</div>
</div>
</body>
</html>