diff --git a/flaskr/__init__.py b/flaskr/__init__.py
index 00c7092..521424d 100644
--- a/flaskr/__init__.py
+++ b/flaskr/__init__.py
@@ -1,26 +1,27 @@
 # Copyright Sage Vaillancourt 2021
 
 import os
-
-from flask import (
-    Flask, redirect, url_for, render_template, send_from_directory
-)
+from flask import Flask
 
 import writing
 
 INDEX = None
 
 
-def optimize_css():
+def optimize_css(css: str) -> str:
     import re
+    minified_with_comments = "".join(list(map(
+        lambda line: re.sub(r'\s*([:{])\s*', '\1', re.sub(r'^\s*', '', line)),
+        css.split('\n')
+    )))
+    return re.sub(r'/\*[\s\S]*?\*/', "", minified_with_comments)
+
+
+def optimize_css_file():
     root = os.path.dirname(os.getcwd())
     static_dir = root + '/undercover/flaskr/static/'
     css = open(static_dir + 'styles.css', 'r').read()
-    minified_with_comments = "".join(list(map(
-        lambda line: re.sub(r':\s*', ':', re.sub(r'^\s*', '', line)),
-        css.split('\n')
-    )))
-    minified = re.sub(r'/\*[\s\S]*?\*/', "", minified_with_comments)
+    minified = optimize_css(css)
     minified_file = open(static_dir + 'styles_min.css', 'w')
     minified_file.write(minified)
     minified_file.close()
@@ -40,10 +41,7 @@ def create_app(test_config=None):
     else:
         app.config.from_mapping(test_config)
 
-    try:
-        os.makedirs(app.instance_path)
-    except OSError:
-        pass
+    os.makedirs(app.instance_path, exist_ok=True)
 
     app.register_blueprint(
         writing.writing_blueprint,
diff --git a/flaskr/static/styles.css b/flaskr/static/styles.css
index 8696015..e1a498d 100644
--- a/flaskr/static/styles.css
+++ b/flaskr/static/styles.css
@@ -24,7 +24,7 @@ body {
   margin-right: auto;
   display: flex;
   flex-direction: column;
-  font-family: sans;
+  font-family: sans-serif;
 }
 
 h1, h2 {
@@ -46,14 +46,11 @@ label {
   font-weight: bold;
   color: #eee;
   background-color: #757575;
-  padding-top: 0.15em;
-  padding-bottom: 0.15em;
-  padding-left: 0.5em;
-  padding-right: 0.5em;
+  padding: 0.15em 0.5em;
 }
 
 input, textarea {
-    font-family: sans;
+    font-family: sans-serif;
 }
 
 /* Small screens */