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console 命令行工具 X clear

                    
>
console
<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>grip</title>
    <link rel="stylesheet" , href="1.css">
</head>

<body>
    <div class = "multi-colum">
        This is a bunch of text split into three columns using the 
        CSS`colums`property. The text is equally distributed over 
        the columns
    </div>
</body>

</html>
.multi-colum{
    width: 700px;
    /* background-origin: padding-box; */
    border: 3px  solid rgb(31, 131, 31);
    margin: 0 auto;
	column-count: 3;
    column-gap: 10px;
    padding:20px;
}