Fixing header type on step 1

Author: kayaelle

lers-explained.md

@@ -42,7 +42,7 @@ title: LER Ecosystem Map - LERs Explained
             <img class="w-50" src="./images/LERs-explained-step01-sm.png" loading="lazy" alt="Step 1 icon"/>
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-            <h4>Learner makes an achievement</h4>
+            <h3>Learner makes an achievement</h3>
             <p>Stewart (the <i>learner/earner</i>) is currently studying in a Licensed Practical Nursing Program at Amazing Community College. They have already completed prerequisite algebra and Fundamentals of Nursing I & II.</p>
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@@ -91,4 +91,4 @@ title: LER Ecosystem Map - LERs Explained
             <p>Stewart completes their academic program, passes the required exams and becomes a Licensed Practical Nurse. While employed, they continue to build their skill set, obtaining additional certifications in phlebotomy and pharmacology. Later they decide to change careers, applying to work at a research lab. </p>
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-</div>
+</div>