Neon921,
flex 3 блока, две колонки и заголовок, перемещение блоков с текстом в в любой соседний.
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
body, html{
width: 100%;
height: 100%;
margin: 0;
}
.block {
width: 100%;height: 100%;
display: flex;
flex-wrap: wrap;
}
.block > div {
height: 50%;
transition: .8s;
box-sizing: border-box;
}
.block > div:nth-child(1){ width: 100%;
background-color: red;
}
.block > div:nth-child(2){ width: 50%;
background-color: yellow;
}
.block > div:nth-child(3){ width: 50%;
background-color: green;
}
.text{
width: 100px;
height: 50px;
background-color: rgba(255, 244, 148, 1);
border: 4px solid rgba(139, 69, 19, 1);
border-radius: 12px;
text-align: center;
line-height: 50px;
}
</style>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<link rel="stylesheet" href="https://ajax.googleapis.com/ajax/libs/jqueryui/1.11.4/themes/smoothness/jquery-ui.css">
<script src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.11.4/jquery-ui.min.js"></script>
<script>
$(function() {
$( ".block >" ).sortable({
connectWith: ".block >"
}).disableSelection();
})
</script>
</head>
<body>
<div class="block">
<div></div>
<div>
<div class="text">test_01</div>
<div class="text">test_02</div>
<div class="text">test_03</div>
<div class="text">test_04</div>
<div class="text">test_05</div>
</div>
<div></div>
</div>
</body>
</html>
