Set kernel in yaml, fix tables, make error messages scrollable (take up less space)

Author: nsohail19

.gitignore

@@ -3,3 +3,5 @@
 lessons/data
 lesons/data.zip
 lessons/results
+
+**/*.quarto_ipynb

_instructor_notes.txt

@@ -0,0 +1,13 @@
+When creating the `intro_python` environment, also run the following line:
+
+```
+python -m ipykernel install --user --name intro_python --display-name "intro_python"
+```
+
+This will ensure that in the lessons 07_libraries and beyond, the 
+
+```
+jupyter: intro_python 
+```
+
+line will correctly use the conda environment.

css/styles.css

@@ -414,3 +414,22 @@ figure.quarto-float-tbl > div[aria-describedby] > table {
   margin-left: 0;
   margin-right: 0;
 }
+
+/* ============================================================
+   Error message handling
+   ============================================================ */
+
+
+/* Make long error messages scroll instead of stretching the page */
+.cell-output-stderr pre,
+.cell-output-stdout pre,
+.cell-output pre,
+pre.error {
+  max-height: 300px;   /* adjust as you like */
+  overflow-y: auto;    /* vertical scrollbar */
+  overflow-x: auto;    /* horizontal scrollbar if needed */
+  white-space: pre;    /* keep original formatting */
+  border: 1px solid #ddd;
+  padding: 0.5em;
+  background-color: #f8f8f8;
+}

docs/css/styles.css

@@ -414,3 +414,22 @@ figure.quarto-float-tbl > div[aria-describedby] > table {
   margin-left: 0;
   margin-right: 0;
 }
+
+/* ============================================================
+   Error message handling
+   ============================================================ */
+
+
+/* Make long error messages scroll instead of stretching the page */
+.cell-output-stderr pre,
+.cell-output-stdout pre,
+.cell-output pre,
+pre.error {
+  max-height: 300px;   /* adjust as you like */
+  overflow-y: auto;    /* vertical scrollbar */
+  overflow-x: auto;    /* horizontal scrollbar if needed */
+  white-space: pre;    /* keep original formatting */
+  border: 1px solid #ddd;
+  padding: 0.5em;
+  background-color: #f8f8f8;
+}