3 dash issue in Markdown

Author: lazyexcuseforausername

posts/000_test_post/boxes.png

@@ -259,7 +259,8 @@
    "source": [
     "<div style=\"background-color: #90ee90; padding: 10px; border-radius: 8px;\">\n",
     "    <blockquote>\n",
-    "---\n",
+    "\n",
+    "<hr/>\n",
     "\n",
     "## Improv Game: Doctor Know-It-All\n",
     "\n",
@@ -271,7 +272,8 @@
     "\n",
     "**I'm ready!** What word should I use?\n",
     "\n",
-    "---\n",
+    "<hr/>\n",
+    "\n",
     "(Thinking Process: The user is playing an improv game where I need to contribute one word to a sentence. The goal is for the sentence to eventually answer the question \"What did you eat for dinner today?\". The user hasn't provided the previous word, so I should start with a word that makes sense for the beginning of a meal description.)\n",
     "\n",
     "* **Option 1 (Start with a subject):** \"I\"\n",
@@ -280,7 +282,7 @@
     "\n",
     "\"**I**\" is the most direct way to start a sentence that answers a \"What did *you* eat\" question.\n",
     "\n",
-    "---\n",
+    "<hr/>\n",
     "\n",
     "\n",
     "\n",