diff --git a/kmbeamer_color.sty b/kmbeamer_color.sty
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+%% Copyright (c) 2011-2017 Kazuki Maeda <kmaeda@kmaeda.net>
+%%
+%% Distributable under the MIT License:
+%% http://www.opensource.org/licenses/mit-license.php
+%%
+\ProvidesPackage{kmbeamer_color}[2017/01/01 ]
+
+\RequirePackage{svgcolor}
+
+%% black
+\definecolor{gray33}{HTML}{333333}
+
+%% blue
+\definecolor{midnightblue}{HTML}{00152D}
+\definecolor{navyblue}{HTML}{1F2F54}
+\definecolor{ultramarine}{HTML}{4B64A1}
+\definecolor{water}{HTML}{A9CEEC}
+
+%% brown
+\definecolor{sepia}{HTML}{4A3B2A}
+\definecolor{brown}{HTML}{763900}
+\definecolor{goldbrown}{HTML}{C47600}
+\definecolor{satsuma}{HTML}{FA8000}
+
+%% green
+\definecolor{deepgreen}{HTML}{005731}
+\definecolor{bottlegreen}{HTML}{264435}
+\definecolor{tokiwa}{HTML}{357C4C}
+\definecolor{indigo}{HTML}{234794}
+\definecolor{chartreuse}{HTML}{7FFF00}
+
+%% red
+\definecolor{kerria}{HTML}{FFA500}
+\definecolor{vermilion}{HTML}{ED514E}
+\definecolor{madder}{HTML}{B22D35}
+\definecolor{maroon}{HTML}{682A2B}
+\definecolor{tomato}{HTML}{FF6347}
+
+%% white
+\definecolor{snow}{HTML}{F1F1F1}
+\definecolor{whiteee}{HTML}{EEEEEC}
+
+%% yellow
+\definecolor{midyellow}{HTML}{FAD43A}
+\definecolor{lemonchiffon}{HTML}{FFFACD}
+\definecolor{gold}{HTML}{FFD700}
+
+%% light plus color theme
+\definecolor{concrete}{HTML}{F3F3F3}
+\definecolor{denim}{HTML}{1776C7}
+\definecolor{tamarillo}{HTML}{A31515}
+\definecolor{jellybean}{HTML}{247690}
+
+\endinput
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diff --git a/kmbeamer_common.sty b/kmbeamer_common.sty
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+%% Copyright (c) 2011–2016 Kazuki Maeda <kmaeda@kmaeda.net>
+%%
+%% Distributable under the MIT License:
+%% http://www.opensource.org/licenses/mit-license.php
+%%
+\ProvidesPackage{kmbeamer_common}[2012/04/20 ]
+
+\newbox\kmbmr@tmpboxa
+\newbox\kmbmr@tmpboxb
+
+\usefonttheme{professionalfonts}
+
+\setbeamertemplate{sections/subsections in toc}[sections numbered]{}
+\setbeamertemplate{navigation symbols}{}
+\setbeamertemplate{qed symbol}{}
+
+\endinput
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diff --git a/overfitting.png b/overfitting.png
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