diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..be5390c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,26 @@
+# === LaTeX Residues ===
+*.aux
+*.bbl
+*.bcf
+*.blg
+*.brf
+*.lof
+*.log
+*.lot
+*.fls
+*.out
+*.toc
+*.fmt
+*.fot
+*.cb
+*.cb2
+*.dvi
+*.fdb_latexmk
+*.synctex.gz
+*.nav
+*.snm
+*.vrb
+*.xdv
+*.xml
+*.xwm
+standard-model.pdf
diff --git a/standard-model.tex b/standard-model.tex
index db27f44..0e2446b 100644
--- a/standard-model.tex
+++ b/standard-model.tex
@@ -5,10 +5,13 @@
 \usepackage{scalefnt}
 \usepackage{anyfontsize}
 
-\definecolor{clepts}{RGB}{51,153,0}	% A more neutral green
-\definecolor{cquarks}{RGB}{90,0,120}			% A more neutral purple
-\definecolor{cbosons}{RGB}{153,0,0}		% Neurtal red, good for dark or light bg
-\definecolor{chiggs}{RGB}{204,204,102}		% Only for dark BG
+\usepackage{xfrac}                     % separated fractions
+\usepackage{upgreek}                   % upright greek letters for tau symbol
+
+\definecolor{clepts}{RGB}{51,153,0}	   % A more neutral green
+\definecolor{cquarks}{RGB}{90,0,120}   % A more neutral purple
+\definecolor{cbosons}{RGB}{153,0,0}	   % Neurtal red, good for dark or light bg
+\definecolor{chiggs}{RGB}{204,204,102} % Only for dark BG
 
 % box info function
 \newcommand{\leg}[4]{
@@ -35,29 +38,29 @@
 \draw[rounded corners=5,fill opacity=0] (-0.0,0.0) rectangle (5,-2-0.1);
 
 % magenta squares
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (0.1,-0.1) rectangle (1,-1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $u$} \leg{2.2 M}{+2/3}{\phantom{+}1/2}{up} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$1^\mathrm{st}$};
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (1+0.1,-0.1) rectangle (1+1,-1)node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $c$} \leg{1.28 G}{+2/3}{\phantom{+}1/2}{charm} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$2^\mathrm{nd}$};
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (2+0.1,-0.1) rectangle (2+1,-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $t$} \leg{173.1 G}{+2/3}{\phantom{+}1/2}{top} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$3^\mathrm{rd}$};
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (0.1,-0.1-1) rectangle (1,-1-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $d$} \leg{4.7 M}{-1/3}{\phantom{-}1/2}{down};
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (1+0.1,-0.1-1) rectangle (1+1,-1-1)node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $s$} \leg{96 M}{-1/3}{\phantom{-}1/2}{strange};
-\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (2+0.1,-0.1-1) rectangle (2+1,-1-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $b$} \leg{4.18 G}{-1/3}{\phantom{-}1/2}{bottom};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (0.1,-0.1) rectangle (1,-1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $u$} \leg{2.2 M}{{$\scriptscriptstyle +$}\sfrac{2}{3}}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{up} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$1^\mathrm{st}$};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (1+0.1,-0.1) rectangle (1+1,-1)node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $c$} \leg{1.28 G}{{$\scriptscriptstyle +$}\sfrac{2}{3}}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{charm} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$2^\mathrm{nd}$};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (2+0.1,-0.1) rectangle (2+1,-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $t$} \leg{173.1 G}{{$\scriptscriptstyle +$}\sfrac{2}{3}}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{top} node[pos=0.5,opacity=1,yshift=28] {\scalefont{0.8}$3^\mathrm{rd}$};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (0.1,-0.1-1) rectangle (1,-1-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $d$} \leg{4.7 M}{{$\scriptscriptstyle -$}\sfrac{1}{3}}{\phantom{{$\scriptscriptstyle -$}}\sfrac{1}{2}}{down};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (1+0.1,-0.1-1) rectangle (1+1,-1-1)node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $s$} \leg{96 M}{{$\scriptscriptstyle -$}\sfrac{1}{3}}{\phantom{{$\scriptscriptstyle -$}}\sfrac{1}{2}}{strange};
+\draw[rounded corners=5,fill=cquarks,fill opacity=0.5] (2+0.1,-0.1-1) rectangle (2+1,-1-1)node[pos=0.5,opacity=1,xshift=-5] {\LARGE $b$} \leg{4.18 G}{{$\scriptscriptstyle -$}\sfrac{1}{3}}{\phantom{{$\scriptscriptstyle -$}}\sfrac{1}{2}}{bottom};
 
 % green squares
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (0.1,-0.2-2) rectangle (1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $e$} \leg{0.51 M}{\phantom{+}-1}{\phantom{+}1/2}{electron};
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (1+0.1,-0.2-2) rectangle (1+1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=-2] {\LARGE $\mu$} \leg{105.66 M}{\phantom{+}-1}{\phantom{+}1/2}{muon};
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (2+0.1,-0.2-2) rectangle (2+1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $\tau$} \leg{1.78 G}{\phantom{+}-1}{\phantom{+}1/2}{tau};
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (0.1,-0.3-3) rectangle (1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $\nu_e$} \leg{< 2}{\phantom{+}0}{\phantom{+}1/2}{$e$ neutrino};
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (1+0.1,-0.3-3) rectangle (1+1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=-1] {\LARGE $\nu_\mu$} \leg{< 0.19 M}{\phantom{+}0}{\phantom{+}1/2}{$\mu$ neutrino};
-\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (2+0.1,-0.3-3) rectangle (2+1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $\nu_\tau$} \leg{< 18.2 M}{\phantom{+}0}{\phantom{+}1/2}{$\tau$ neutrino};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (0.1,-0.2-2) rectangle (1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $e$} \leg{0.51 M}{\phantom{{$\scriptscriptstyle +$}}-1}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{electron};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (1+0.1,-0.2-2) rectangle (1+1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=-2] {\LARGE $\mu$} \leg{105.66 M}{\phantom{{$\scriptscriptstyle +$}}-1}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{muon};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (2+0.1,-0.2-2) rectangle (2+1,-1-2-0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $\uptau$} \leg{1.78 G}{\phantom{{$\scriptscriptstyle +$}}-1}{\phantom{{$\scriptscriptstyle +$}}\sfrac{1}{2}}{tau};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (0.1,-0.3-3) rectangle (1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $\nu_e$} \leg{< 2}{\phantom{{$\scriptscriptstyle +++$}}0}{\phantom{{$\scriptscriptstyle +++$}}\sfrac{1}{2}}{$e$ neutrino};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (1+0.1,-0.3-3) rectangle (1+1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=-1] {\LARGE $\nu_\mu$} \leg{< 0.19 M}{\phantom{{$\scriptscriptstyle +++$}}0}{\phantom{{$\scriptscriptstyle +++$}}\sfrac{1}{2}}{$\mu$ neutrino};
+\draw[rounded corners=5,fill=clepts,fill opacity=0.5] (2+0.1,-0.3-3) rectangle (2+1,-1-3-0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $\nu_\uptau$} \leg{< 18.2 M}{\phantom{{$\scriptscriptstyle +++$}}0}{\phantom{{$\scriptscriptstyle +++$}}\sfrac{1}{2}}{$\tau$ neutrino};
 
 % other squares
 \draw[rounded corners=5,fill opacity=0] (3.5 + 0.1, -0.1) rectangle (3.5 + 1, -1)  \legInit;
-\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -1 - 0.1) rectangle (3.5 + 1, -2) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $g$} \leg{0}{\phantom{+}0}{\phantom{+}1}{gluon};
-\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -2 - 0.2) rectangle (3.5 + 1, -3 - 0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $\gamma$} \leg{0}{\phantom{+}0}{\phantom{+}1}{photon};
-\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -3 - 0.3) rectangle (3.5 + 1, -4 - 0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $W$} \leg{80.38 G}{\phantom{+}$\pm1$}{\phantom{+}1}{$W$ boson};
-\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 1 + 0.1, -3 - 0.3) rectangle (3.5 + 2, -4 - 0.2) node[pos=0.5,opacity=1,xshift=-4,yshift=0] {\LARGE $Z$} \leg{91.19 G}{\phantom{+}0}{\phantom{+}1}{$Z$ boson};
+\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -1 - 0.1) rectangle (3.5 + 1, -2) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $g$} \leg{0}{\phantom{{$\scriptscriptstyle +$}}0}{\phantom{{$\scriptscriptstyle +$}}1}{gluon};
+\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -2 - 0.2) rectangle (3.5 + 1, -3 - 0.1) node[pos=0.5,opacity=1,xshift=-5,yshift=0] {\LARGE $\gamma$} \leg{0}{\phantom{{$\scriptscriptstyle +$}}0}{\phantom{{$\scriptscriptstyle +$}}1}{photon};
+\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 0.1, -3 - 0.3) rectangle (3.5 + 1, -4 - 0.2) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $W$} \leg{80.38 G}{\phantom{{$\scriptscriptstyle +++$}}$\pm 1$}{\phantom{{$\scriptscriptstyle +++$}}1}{$W$ boson};
+\draw[rounded corners=5,fill=cbosons,fill opacity=0.5] (3.5 + 1 + 0.1, -3 - 0.3) rectangle (3.5 + 2, -4 - 0.2) node[pos=0.5,opacity=1,xshift=-4,yshift=0] {\LARGE $Z$} \leg{91.19 G}{\phantom{{$\scriptscriptstyle +$}}0}{\phantom{{$\scriptscriptstyle +$}}1}{$Z$ boson};
 \draw[rounded corners=5,fill=white,fill opacity=1] (4.9 + 1 + 0.1-0.5, -0.1) rectangle (4.9 + 2-0.5, -1);
-\draw[rounded corners=5,fill=chiggs,fill opacity=0.5] (4.9 + 1 + 0.1-0.5, -0.1) rectangle (4.9 + 2-0.5, -1) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $H$} \leg{125.09 G}{\phantom{+}0}{\phantom{+}0}{higgs};
+\draw[rounded corners=5,fill=chiggs,fill opacity=0.5] (4.9 + 1 + 0.1-0.5, -0.1) rectangle (4.9 + 2-0.5, -1) node[pos=0.5,opacity=1,xshift=-3,yshift=0] {\LARGE $H$} \leg{125.09 G}{\phantom{{$\scriptscriptstyle +$}}0}{\phantom{{$\scriptscriptstyle +$}}0}{higgs};
 
 
 % other stuff