diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 0dc5836..cb0d75b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -9,7 +9,7 @@ jobs:
     name: Unit tests
     strategy:
       matrix:
-        python-version: ['3.10']
+        python-version: ['3.10', '3.12']
         os: [macos-latest, ubuntu-latest, windows-latest]
 
     runs-on: ${{ matrix.os }}
@@ -37,7 +37,7 @@ jobs:
       - name: set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.7
+          python-version: '3.12'
       - name: set up node  # we need node for for semantic release
         uses: actions/setup-node@v4
         with:
@@ -85,7 +85,7 @@ jobs:
       - name: set up Python
         uses: actions/setup-python@v2
         with:
-          python-version: 3.7
+          python-version: '3.12'
       - name: install dependencies
         run: |
           pip install -U .
diff --git a/README.md b/README.md
index 272cd2a..791b477 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,9 @@ A library that assigns basic display attributes to ladybug-geometry objects
 with methods to translate them to a VisualzationSet (Sunpath, WindRose, etc.).
 
 ## Installation
+
+To install the library use:
+
 ```console
 pip install ladybug-display
 ```
diff --git a/dev-requirements.txt b/dev-requirements.txt
index c211332..37c85bd 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,23 +1,18 @@
-coverage==5.5
-coveralls==1.7.0;python_version<'3.0'
-coveralls==2.2.0;python_version>='3.6'
-pytest==4.6.9;python_version<'3.0'
-pytest==6.2.4;python_version>='3.6'
-pytest-cov==2.12.0
-Sphinx==1.8.5;python_version<'3.0'
-Sphinx==5.3.0;python_version>='3.6'
-docutils==0.17;python_version>='3.6'
+pytest==8.3.2;python_version>='3.6'
+Sphinx==8.0.2;python_version>='3.6'
 sphinx-bootstrap-theme==0.8.1
 sphinxcontrib-fulltoc==1.2.0
+sphinxcontrib-websupport==2.0.0;python_version>='3.6'
+sphinx-click==6.0.0;python_version>='3.6'
+twine==5.1.1;python_version>='3.6'
+wheel==0.44.0;python_version>='3.6'
+setuptools==75.1.0;python_version>='3.6'
+importlib-metadata==8.5.0;python_version>='3.6'
+pytest==4.6.9;python_version<'3.0'
+Sphinx==1.8.5;python_version<'3.0'
 sphinxcontrib-websupport==1.1.2;python_version<'3.0'
-sphinxcontrib-websupport==1.2.4;python_version>='3.6'
-sphinx-click==4.4.0
+sphinx-click==4.4.0;python_version<'3.0'
 twine==1.13.0;python_version<'3.0'
-twine==3.4.1;python_version>='3.6'
-wheel==0.38.1
+wheel==0.38.1;python_version<'3.0'
 setuptools==44.1.0;python_version<'3.0'
-setuptools==65.5.1;python_version>='3.6'
 importlib-metadata==2.0.0;python_version<'3.0'
-importlib-metadata==4.8.0;python_version>='3.6'
-jinja2==3.0.3;python_version>='3.6'
-markupsafe==2.0.1;python_version>='3.6'
diff --git a/docs/_static/custom.css b/docs/_static/custom.css
index 5e15300..8929223 100644
--- a/docs/_static/custom.css
+++ b/docs/_static/custom.css
@@ -5,44 +5,61 @@
  * Sphinx stylesheet -- Bootstrap theme.
  */
 
+/* Overwrite colors */
+div.navbar-inverse {
+  background-color: #EB2227;
+  border-color: #EB2227;
+}
+a {
+  color: #EB2227;
+}
+a:visited {
+  color: #Bf0408;
+}
+code {
+  color: #Bf0408;
+}
+div.bs-sidenav a {
+  color: #333333;
+}
 
-/* The code below is based on the bootstrap website sidebar */
+/* Prevent top nav from blocking docs */
+div.navbar-fixed-top {
+  position: absolute;
+}
 
+/* Indent the side nav when in mobile mode */
+@media screen and (min-width: 0px) {
+  div.bs-sidenav ul {
+    margin-bottom: 0;
+    padding-left: 5px;
+    list-style: none;
+  }
+}
 
-/* Show and affix the side nav when space allows it */
+/* Widen and de-indent the side nav when space is restricted */
 @media screen and (min-width: 992px) {
   .bs-sidenav .nav > .active > ul {
     display: block;
   }
   div.bs-sidenav ul {
     margin-bottom: 0;
-    padding-left: 5px;
+    padding-left: 0px;
     list-style: none;
   }
-  div.bs-sidenav a {
-    color: #333333;
-  }
-  /* Widen the fixed sidenav */
-  .bs-sidenav.affix,
-  .bs-sidenav.affix-bottom {
-    width: 292px;
-  }
-  .bs-sidenav.affix {
-    position: fixed; /* Undo the static from mobile first approach */
-  }
-  .bs-sidenav.affix-bottom {
-    position: absolute; /* Undo the static from mobile first approach */
-  }
-  .bs-sidenav.affix-bottom .bs-sidenav,
-  .bs-sidenav.affix .bs-sidenav {
-    margin-top: 0;
-    margin-bottom: 0;
+  .bs-sidenav {
+    width: 300px;
   }
 }
+
+/* Slightly indent the side nav when space allows it */
 @media screen and (min-width: 1200px) {
-  /* Widen the fixed sidenav again */
-  .bs-sidenav.affix-bottom,
-  .bs-sidenav.affix {
-    width: 360px;
+  div.bs-sidenav ul {
+    margin-bottom: 0;
+    padding-left: 5px;
+    list-style: none;
+  }
+  .bs-sidenav {
+    width: 370px;
   }
 }
diff --git a/docs/conf.py b/docs/conf.py
index 0a17543..62776e3 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -16,6 +16,10 @@
 import sys
 import re
 import datetime
+
+# The theme to use for HTML and HTML Help pages
+import sphinx_bootstrap_theme
+
 now = datetime.datetime.now()
 sys.path.insert(0, os.path.abspath('../'))
 
@@ -71,7 +75,7 @@
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = 'en'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
@@ -81,14 +85,11 @@
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = None
 
+# hide the class names in the nav bar
+toc_object_entries_show_parents = 'hide'
 
 # -- Options for HTML output -------------------------------------------------
 
-# The theme to use for HTML and HTML Help pages.  See the documentation for
-# a list of builtin themes.
-#
-import sphinx_bootstrap_theme
-
 # html_theme = 'alabaster'
 html_theme = 'bootstrap'
 html_theme_path = sphinx_bootstrap_theme.get_html_theme_path()
@@ -125,6 +126,7 @@
 # relative to this directory. They are copied after the builtin static files,
 # so a file named "default.css" will overwrite the builtin "default.css".
 html_static_path = ['_static']
+html_css_files = ['custom.css']
 
 # Custom sidebar templates, must be a dictionary that maps document names
 # to template names.
@@ -596,7 +598,8 @@ def update_doc_index(proj_folder, lib_name):
         with open(os.path.join(proj_folder, "index.rst"), 'w') as index_file:
             text = index_file.write(text_updated)
     else:
-        print("[CLI doc\\index]: index.rst update not possible - content format cannot be recognized.")
+        print("[CLI doc\\index]: index.rst update not possible - content \
+              format cannot be recognized.")
         return -1
 
     return 1
@@ -607,13 +610,3 @@ def update_doc_index(proj_folder, lib_name):
     create_cli_files()
 
 # -----------------------------------------------------------------------------
-
-
-def setup(app):
-    """Run custom code with access to the Sphinx application object
-    Args:
-        app: the Sphinx application object
-    """
-
-    # Add bootstrap theme custom stylesheet
-    app.add_css_file("custom.css")
diff --git a/ladybug_display/extension/sunpath.py b/ladybug_display/extension/sunpath.py
index 545c2ad..f3a6a1b 100644
--- a/ladybug_display/extension/sunpath.py
+++ b/ladybug_display/extension/sunpath.py
@@ -35,15 +35,17 @@ def sunpath_to_vis_set(
         solar_time: A boolean to indicate if the sunpath should be drawn with solar
              time hours instead of standard or daylight time. (Default: False)
         daily: Boolean to note whether the sunpath should display only one daily
-            arc for each unique day in the input hoys_ (True) or whether the
+            arc for each unique day in the input hoys (True) or whether the
             output sun path geometry should be for the entire year, complete
             with analemmas for all sun-up hours and a daily arc for each
             month (False). (Default: False)
         projection: Optional text for the name of a projection to use from the sky
             dome hemisphere to the 2D plane. If None, a 3D sun path will be drawn
             instead of a 2D one. (Default: None) Choose from the following:
+
                 * Orthographic
                 * Stereographic
+
         sun_spheres: Boolean to note whether sun positions should be drawn as points
             or as fully-detailed spheres. Note that this option should only be
             used when there are relatively few hoys input. Anything more than