1. \usepackage{geometry} % Page margins
2.  
3.  \geometry{
4.  
5.  left=30mm,
6.  
7.  top=30mm,
8.  
9.  right=25mm,
10.  
11.  bottom=30mm
12.  
13.  }
14.  
15.  \usepackage{xcolor} % Required for specifying colors by name
16.  
17.  \definecolor{ocre}{RGB}{52,177,201} % Define the orange color used for highlighting throughout the book
18.  
19.  
20.  
21. % Font Settings
22.  
23.  \usepackage{lmodern}
24.  
25.  \usepackage[scaled=0.85]{helvet} % ss
26.  
27.  
28.  
29. %\usepackage{microtype} % Slightly tweak font spacing for aesthetics
30.  
31.  \usepackage[utf8]{inputenc} % Required for including letters with accents
32.  
33.  \usepackage[T1]{fontenc} % Use 8-bit encoding that has 256 glyphs
34.  
35.  
36.  
37. \usepackage[linesnumbered,ruled,vlined]{algorithm2e}
38.  
39.  % Bibliography
40.  
41.  \PassOptionsToPackage{
42.  
43.  natbib=true,
44.  
45.  backend=biber,
46.  
47.  style=numeric,
48.  
49.  }{biblatex}
50.  
51.  \usepackage{biblatex}
52.  
53.  \addbibresource{bibliography.bib} % BibTeX bibliography file
54.  
55.  \defbibheading{bibempty}{}
56.  
57.  %%%%%%%% To cite references in blue
58.  
59.  \let\oldcitet=\citet
60.  
61.  \let\oldcitep=\citep
62.  
63.  \renewcommand{\citet}[1]{\textcolor[rgb]{0,0,1}{\oldcitet{#1}}}
64.  
65.  \renewcommand{\citep}[1]{\textcolor[rgb]{0,0,1}{\oldcitep{#1}}}
66.  
67.  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%