Untitled

<!DOCTYPE html>
<html>
    <head>
        <title>4 Boxes</title>
    </head>
    <body>
        <div class="all" id="one"></div>
        <div class="all" id="two"></div>
        <div class="all" id="three"></div>
        <div class="all" id="four"></div>
        <div class="all" id="five"></div>
        <div class="all" id="six"></div>
        <div class="all" id="seven"></div>
        <div class="all" id="eight"></div>
        <div class="all" id="nine"></div>
        <div class="all" id="ten"></div>
        <div class="all" id="eleven"></div>
        <div class="all" id="twelve"></div>
    </body>
</html>