https://codepen.io/bulutaylak/full/qBKMjVZ Hazır bir şey bulman zor, bunun içine görselleri ekleyip devamını getirebilirsin.

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Home grid</title>
    <style>
        body{
            margin: 0;
            padding: 0;
        }
        .section_1, .section_2, .section_3, .section_4{
            width: 50%;
            height: 50vh;
            float: left;
        }
        @media only screen and (max-width: 768px) {
            .section_1, .section_2, .section_3, .section_4{
                width: 100%;
                height: 50vh;
                float: left;
            }    
        }
    </style>
</head>
<body>
    <div class="section_1" style="background: red;"></div>
    <div class="section_2" style="background: black;"></div>
    <div class="section_3" style="background: pink;"></div>
    <div class="section_4" style="background: yellow;"></div>
</body>
</html>