diff --git a/src/livecarta_config.py b/src/livecarta_config.py
index 9ae2d40..c050d8f 100644
--- a/src/livecarta_config.py
+++ b/src/livecarta_config.py
@@ -6,71 +6,11 @@ class LiveCartaConfig:
     # tag with inline style to be updated with style attribute
     SUPPORTED_LEVELS = 5
     SUPPORTED_HEADERS = {"h1", "h2", "h3", "h4", "h5"}
-    HEADERS_LEVELS = {"h1", "h2", "h3",
-                      "h4", "h5", "h6", "h7", "h8", "h9"}
-
-    DEFAULT_ALIGN_STYLE = "left"
-
-    ALIGN_STYLES = ["justify", "right", "center", "left"]
-
-    # Main constant values
-    DEFAULT_FONT_NAME = "Times New Roman"
-
-    WORD_DEFAULT_FONT_SIZE = 11
-
-    LIVECARTA_DEFAULT_FONT_SIZE = 18
-
-    FONT_CONVERT_RATIO = LIVECARTA_DEFAULT_FONT_SIZE /\
-        WORD_DEFAULT_FONT_SIZE
-
-    COLORS_MAP = {
-        "#ffff00": "yellow",
-        "#00ff00": "darkYellow",
-        "#00ffff": "cyan",
-        "#ff00ff": "magenta",
-        "#0000ff": "blue",
-        "#ff0000": "red",
-        "#000080": "darkBlue",
-        "#008080": "darkCyan",
-        "#008000": "green",
-        "#800080": "darkMagenta",
-        "#808000": "darkGreen",
-        "#c0c0c0": "lightGray",
-        "#ffffff": "white",
-        "#800000": "#800000",
-        "#808080": "#808080"
-    }
-
-    HTML42LIVECARTA_COLORS = {
-        "yellow": "yellow",
-        "lime": "green",
-        "aqua": "cyan",
-        "fuchsia": "magenta",
-        "blue": "blue",
-        "red": "red",
-        "navy": "darkBlue",
-        "teal": "darkCyan",
-        "green": "darkGreen",
-        "purple": "darkMagenta",
-        "olive": "darkYellow",
-        "silver": "lightGray",
-        "white": "white",
-        "maroon": "darkRed",  # "#800000",
-        "gray": "darkGray",
-        "grey": "darkGray",
-    }
-
-    INDENT = "30px"
 
     list_types = ["circle", "disc", "armenian", "decimal",
                   "decimal-leading-zero", "georgian", "lower-alpha", "lower-latin",
                   "lower-roman", "upper-alpha", "upper-latin", "upper-roman", "none"]
 
-    structural_tags_names = [
-        "div", "section", "article", "main", "body", "html", "aside",
-        "canvas", "data", "figure", "footer", "iframe", "span", "p"
-    ]
-
     could_have_style_in_livecarta_regexp = re.compile(
         "(^div$)|(^p$)|(^span$)|(^code$)|(^kbd$)|(^var$)|(^li$)|(^ul$)|(^ol$)|(^td$)|(^th$)|(^h[1-9]$)")