Does this code help? (Ignore the "jkd", they are placeholders I used to give a height, you can replace them with any measurements you need)
<body>
<div class = "container">
<div class = "row" id = "green-row" style = "border:3px solid green;">
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div>
</div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
<div id = "purple-row" class = "col-md-2 col-sm-3 mt-5 text-center" style = "border:2px solid purple; margin: 5px 5px 5px 5px">
<div id = "blue-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: blue">
jkd
</div>
<div id = "orange-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: orange">
jkd
</div>
<div id = "gray-row" class = "col-md-12 mt-5 text-center" style = "margin: 5px 5px 5px 5px; background-color: gray">
jkd
</div> </div>
</div>
</div>
<style>
#purple-row{
transform: translateX(50%);
}
</style>
You can also add this chunk of code to make all the elements the same height:
<script>
var all = document.getElementsByName("purple-row");
// alert(all.length)
maxHeight = 0
for (var i=0, max=all.length; i < max; i++) {
// alert(all[i].style.borderColor)
if(all[i].offsetHeight > maxHeight){
maxHeight = all[i].offsetHeight;
}
}
alert(maxHeight)
for (var i=0, max=all.length; i < max; i++) {
all[i].style.height = maxHeight + "px";
}
</script>