#
# /etc/bash.bashrc
#
# This file is the systemwide bashrc file. While most of the
# environment is preserved when running an interactive shell
# the PS[1-4] variables, aliases and functions are reset.
#
# When running a non-login shell, apply the following settings:
# - Prompt defaults (PS[1-4], PROMPT_COMMAND)
# - bash_completion if it exists
# - source /etc/bash.bashrc.local

# Shell Style
#PS1='[\u@\h \W]\$ '				# Old, colorless prompt.
#PS1='\[\e[1;34m\][\u@\h \W]\$\[\e[0m\] '	# New, colorful, blue prompt.
#PS1='\[\e[1;32m\][\u@\h \W]\$\[\e[0m\] '	# New, colorful, green prompt.
PS1='\[\e[1;34m\][\[\e[1;31m\]\u\[\e[1;34m\]@\[\e[1;31m\]\h \[\e[1;34m\]\w \[\e[1;32m\]#\# \[\e[1;34m\]:\[\e[1;32m\] \t\[\e[1;34m\]]\$\[\e[0m\] '
PS2='> '
PS3='> '
PS4='+ '

export PS1 PS2 PS3 PS4

if test "$TERM" = "xterm" -o \
        "$TERM" = "xterm-color" -o \
        "$TERM" = "xterm-256color" -o \
        "$TERM" = "rxvt" -o \
        "$TERM" = "rxvt-unicode" -o \
        "$TERM" = "xterm-xfree86"; then
    PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME%%.*}:${PWD/$HOME/~}\007"'
    export PROMPT_COMMAND
fi

[ -r /etc/bash_completion   ] && . /etc/bash_completion
[ -r /etc/bash.bashrc.local ] && . /etc/bash.bashrc.local

# Aliases
alias ls='ls --color=auto'
alias aur='yaourt'

# Default Editor
export EDITOR="vim"

# Auto tab-completion for sudo commands
complete -cf sudo

My custom bashrc

Bash

Bash