Little changes

src/livecarta_config.py

@@ -30,10 +30,9 @@ class LiveCartaConfig:
     # Dictionary mapping HTML tags to CSS style attributes that can be contained within them
     TAGS_TO_STYLE_ATTRS_CAN_BE_IN_TAG = {
         "^p$": ["text-align", "text-indent", "border-bottom", "border-top", "border-left", "border-right",
-                "background-color"],
+                "background-color", "background"],
         r"(^h[1-9]$)": ["list-style-type", "border-bottom", "border-top", "border-left", "border-right",
-                        "background-color"],
-        "^div$": ["border-bottom", "border-top", "border-left", "border-right", "background-color"],
+                        "background-color", "background"],
         "^li$": ["text-align", "list-style-type"],
         "^ul$": ["list-style-type"],
         "^ol$": ["list-style-type"]