css简单遮罩效果

最新推荐文章于 2024-10-23 10:58:09 发布

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最新推荐文章于 2024-10-23 10:58:09 发布

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分类专栏： HTML 、CSS

本文链接：https://blog.youkuaiyun.com/A_9888/article/details/106689351

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>遮罩</title>
    <style>
        /*<!--首先确定遮罩层的大小-->*/
        .ih-item{
            position: relative;
            width: 1220px;
            height: 620px;
        }
        /*//首先确定遮罩层中图片的大小*/
        .ih-item .img img{
            position: relative;
            width: 1220px;
            height: 620px;
           
        }
        /*提示文字*/
        .ih-item .info {
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            text-align: center;
            -webkit-backface-visibility: hidden;/* 隐藏旋转元素的背面*/
            backface-visibility: hidden;
            background: rgba(0, 0, 0, 0.6);   /*后面这个0.6是指的背景的透明度*/
            opacity: 0;
            -webkit-transition: all 0.35s ease-in-out;   /*规定提示信息怎样出现ease-in-out以慢速度开始和结束*/
            -moz-transition: all 0.35s ease-in-out;
            transition: all 0.35s ease-in-out;
        }
        .ih-item a:hover .info {
            opacity: 1;    /*有opacity有0变成1*/
        }
    </style>
</head>
<body>
    <div class="ih-item">

        <a href="#">
            <div class="img"><img src="https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1591858206875&di=50a518724629750af9b20284632871c3&imgtype=0&src=http%3A%2F%2Fa0.att.hudong.com%2F27%2F10%2F01300000324235124757108108752.jpg" alt="img"></div>  
            <div class="info">   
                <h3>视频遮罩层</h3>
                <span>
                    视频遮罩层视频遮罩层视频遮罩层视频遮罩层
                </span>
            </div>
        </a>
    </div>
</body>
</html>