named grid lin

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>ss-describe-a-grid-layout-using-named-grid-lines#/tab-transcript</title>
    <style>
        .container > * {
            background-color: chocolate;
            font-size: 2em;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .container {
            display: grid;
            height: 100vh;
            grid-gap: 10px;

            grid-template-columns:
            [left-sidebar-start] 1fr
            [left-sidebar-end main-content-start] 2fr
            [main-content-end right-sidebar-start] 1fr
            [right-sidebar-end];

            grid-template-rows:
                [body-start] 6fr
                [body-end footer-start] 2fr
                [footer-end];
        }

        .footer {
            grid-column: main-content-start / right-sidebar-end;
        }

        .left-sidebar {
            grid-row: body-start / footer-end;
        }

    </style>
</head>
<body>
<div class="container">
    <div class="left-sidebar">Left Sidebar</div>
    <div class="main-content">Main Content</div>
    <div class="right-sidebar">Right Sidebar</div>
    <div class="footer">Footer</div>
</div>
</body>
</html>

// Code goes here

/* Styles go here */