Recall that in addition to class attributes, you can give each of your elements an
Each id must be unique to a specific element and used only once per page.
Let's give a unique id to each of our
div elements of class
Remember that you can give an element an id like this:
<div class="well" id="center-well">
Give the well on the left the id of
left-well. Give the well on the right the id of