CSS--鼠标放上图片显示文字内容--利用定位+hover+transition等等

做得有点简陋

<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>鼠标放上图片显示文字内容</title>
    <style type="text/css">
        *{
            margin: 0;
            padding: 0;
            font-family: "agency fb",sans-serif;
        }
        body{
            display: flex;
            justify-content: center;
            align-items: center;
            background: #16384c;
            min-height: 100vh;
        }
        .container{
            position: relative;
            width: 1100px;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            padding: 30px;
        }
        .container .card{
            position: relative;
            max-width: 300px;
            /* 重点 */
            height: 120px;
            background: #fff;
            margin: 30px 10px;
            padding: 20px 15px;
            flex-direction: column;
            box-shadow: 0 5px 202px rgba(0,0,0,0.5);
            transition: 0.5s ease-in-out;
        }
        .container .card .imgBx{
            /* 重点 */
            position: relative;
            width: 260px;
            height: 160px;
            top: -60px;
            left: 20px;
            z-index: 1;
            box-shadow: 0 5px 20px rgba(0,0,0,0.2);
        }
        .container .card:hover{
            /* 重点 */
            height: 280px;
        }
        .container .card .content{
            /* 重点 */
            position: relative;
            margin-top: -140px;
            padding: 10px 15px;
            text-align: center;
            color: #111;
            visibility: hidden;
            opacity:0 ;
            transition: 0.3s ease-in-out;
        }
        .container .card:hover .content{
            /* 重点 */
            visibility: visible;
            opacity:1 ;
            margin-top: -40px;
            transition-delay: 0.3s;
        }
        .container .card .imgBx img{
            max-width: 100%;
            border-radius: 4px;
            
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="card">
            <div class="imgBx">
                <img src="./img/01.jpg" alt="">
            </div>
            <div class="content">
                <h2>Card One</h2>
                <p>
                    Lorem ipsum dolor sit amet,consteceturadipisicing elit,sed do eiusmodtempor incididunt ut labore et dolore magna aliqua
                </p>
            </div>
        </div>
        <div class="card">
            <div class="imgBx">
                <img src="./img/01.jpg" alt="">
            </div>
            <div class="content">
                <h2>Card Tow</h2>
                <p>
                    Lorem ipsum dolor sit amet,consteceturadipisicing elit,sed do eiusmodtempor incididunt ut labore et dolore magna aliqua
                </p>
            </div>
        </div>
        <div class="card">
            <div class="imgBx">
                <img src="./img/01.jpg" alt="">
            </div>
            <div class="content">
                <h2>Card Three</h2>
                <p>
                    Lorem ipsum dolor sit amet,consteceturadipisicing elit,sed do eiusmodtempor incididunt ut labore et dolore magna aliqua
                </p>
            </div>
        </div>
    </div>
</body>
</html>