Prompt changes color of root user to red
put it in /etc/profile.d/ You may want git-prompt.bash for a git sensitive prompt:
curl https://raw.githubusercontent.com/git/git/master/contrib/completion/git-prompt.sh > /etc/profile.d/git-prompt.bash
curl https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash > /etc/profile.d/git-completion.bash
txtblk='\[\033[0;30m\]' # Black - Regular
txtred='\[\033[0;31m\]' # Red
txtgrn='\[\033[0;32m\]' # Green
txtylw='\[\033[0;33m\]' # Yellow
txtblu='\[\033[0;34m\]' # Blue
txtpur='\[\033[0;35m\]' # Purple
txtcyn='\[\033[0;36m\]' # Cyan
txtwht='\[\033[0;37m\]' # White
bldblk='\[\033[1;30m\]' # Black - Bold
bldred='\[\033[1;31m\]' # Red
bldgrn='\[\033[1;32m\]' # Green
bldylw='\[\033[1;33m\]' # Yellow
bldblu='\[\033[1;34m\]' # Blue
bldpur='\[\033[1;35m\]' # Purple
bldcyn='\[\033[1;36m\]' # Cyan
bldwht='\[\033[1;37m\]' # White
unkblk='\[\033[4;30m\]' # Black - Underline
undred='\[\033[4;31m\]' # Red
undgrn='\[\033[4;32m\]' # Green
undylw='\[\033[4;33m\]' # Yellow
undblu='\[\033[4;34m\]' # Blue
undpur='\[\033[4;35m\]' # Purple
undcyn='\[\033[4;36m\]' # Cyan
undwht='\[\033[4;37m\]' # White
bakblk='\[\033[40m\]' # Black - Background
bakred='\[\033[41m\]' # Red
bakgrn='\[\033[42m\]' # Green
bakylw='\[\033[43m\]' # Yellow
bakblu='\[\033[44m\]' # Blue
bakpur='\[\033[45m\]' # Purple
bakcyn='\[\033[46m\]' # Cyan
bakwht='\[\033[47m\]' # White
txtrst='\[\033[0m\]' # Text Reset