<!DOCTYPE html>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
.block {
position: relative;
width: 210px;
height: 300px;
padding: 10px;
padding-left: 0;
margin: 10px;
float: left;
background-color: #ddd;
}
.row {
height: 100px;
width: 210px;
background-color: blue;
}
.abspos {
position: absolute;
width: 10px;
height: 10px;
background-color: cyan;
top: 0;
left: 210px;
}
</style>
<div class="block">
<div class="row"></div>
<div class="abspos"></div>
</div>
<div class="block">
<div class="row"></div>
<div class="abspos"></div>
</div>