How do you make a vetical line on a website?

Question

https://code.sololearn.com/W29lh0qc7iXh/?ref=app

Answer 1

thanks

Answer 2

Draw vertical line in WebPage:

----------------------------------------------
<style>
.vline {
border-left: 3px solid green;
height: 500px;
}
</style>

<div class="vline"></div>
--------------------------------------------

.vline {
border-left: 5px solid green;
height: 500px;
position: absolute;
left: 50%;
margin-left: -3px;
top: 0;
}