lovecoding
/
W250913


			
				
					
						
						
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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>Document</title>
    <style>
        .box{
            width: 400px;
            height: 400px;
            background-image: url("./img/img1.jpg");
            background-size: 100% 100%;
            position: relative;
        }
        .box1{
            position: absolute;
            width: 400px;
            height: 200px;
            /* background-image: linear-gradient(rgba(255,0,0,0),rgba(255,0,0,.9)); */
            /* linear-gradient 线性渐变 默认从上到下渐变 也可以改变方向 to top, to left ,to right 也可以写角度 */
            background-image: linear-gradient(30deg,rgba(255,0,0,0),rgba(255,0,0,.9));
            
            bottom: 0;
            left: 0;
        }
    </style>
</head>
<body>
    <div class="box">
        <div class="box1"></div>
    </div>
</body>
</html>