line spacing added

Author: rversin

education/HADDOCK3/HADDOCK3-protein-protein-basic/index.md

@@ -1164,6 +1164,7 @@ cluster_rank    cluster_id      n       under_eval      score   score_std
 ...
 </pre>
 </details>
+<br>
 
 <a class="prompt prompt-question">How many clusters of acceptable or better quality have been generate according to CAPRI criteria?</a>