diff --git a/sub_scripts/lxc_build.sh b/sub_scripts/lxc_build.sh
index e881739..7e336cd 100755
--- a/sub_scripts/lxc_build.sh
+++ b/sub_scripts/lxc_build.sh
@@ -15,18 +15,18 @@ touch "$script_dir/../pcheck.lock" # Met en place le lock de Package check, le t
 # Check user
 echo $(whoami) > "$script_dir/setup_user"
 
-echo "> Update et install lxc lxctl" | tee "$LOG_BUILD_LXC"
+echo -e "\e[1m> Update et install lxc lxctl\e[0m" | tee "$LOG_BUILD_LXC"
 sudo apt-get update >> "$LOG_BUILD_LXC" 2>&1
 sudo apt-get install -y lxc lxctl >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Création d'une machine debian jessie minimaliste" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Création d'une machine debian jessie minimaliste\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-create -n $LXC_NAME -t debian -- -r jessie >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Autoriser l'ip forwarding, pour router vers la machine virtuelle." | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Autoriser l'ip forwarding, pour router vers la machine virtuelle.\e[0m" | tee -a "$LOG_BUILD_LXC"
 echo "net.ipv4.ip_forward=1" | sudo tee /etc/sysctl.d/lxc_pchecker.conf >> "$LOG_BUILD_LXC" 2>&1
 sudo sysctl -p /etc/sysctl.d/lxc_pchecker.conf >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Ajoute un brige réseau pour la machine virtualisée" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Ajoute un brige réseau pour la machine virtualisée\e[0m" | tee -a "$LOG_BUILD_LXC"
 echo | sudo tee /etc/network/interfaces.d/lxc-pchecker <<EOF >> "$LOG_BUILD_LXC" 2>&1
 auto lxc-pchecker
 iface lxc-pchecker inet static
@@ -36,41 +36,41 @@ iface lxc-pchecker inet static
         bridge_maxwait 0
 EOF
 
-echo "> Active le bridge réseau" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Active le bridge réseau\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo ifup lxc-pchecker --interfaces=/etc/network/interfaces.d/lxc-pchecker >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Configuration réseau du conteneur" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Configuration réseau du conteneur\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo sed -i 's/^lxc.network.type = empty$/lxc.network.type = veth\nlxc.network.flags = up\nlxc.network.link = lxc-pchecker\nlxc.network.name = eth0\nlxc.network.veth.pair = $LXC_NAME\nlxc.network.hwaddr = 00:FF:AA:00:00:01/' /var/lib/lxc/$LXC_NAME/config >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Configuration réseau de la machine virtualisée" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Configuration réseau de la machine virtualisée\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo sed -i "s@iface eth0 inet dhcp@iface eth0 inet static\n\taddress $PLAGE_IP.2/24\n\tgateway $PLAGE_IP.1@" /var/lib/lxc/$LXC_NAME/rootfs/etc/network/interfaces >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Configure le parefeu" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Configure le parefeu\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo iptables -A FORWARD -i lxc-pchecker -o eth0 -j ACCEPT >> "$LOG_BUILD_LXC" 2>&1
 sudo iptables -A FORWARD -i eth0 -o lxc-pchecker -j ACCEPT >> "$LOG_BUILD_LXC" 2>&1
 sudo iptables -t nat -A POSTROUTING -s $PLAGE_IP.0/24 -j MASQUERADE >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Démarrage de la machine" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Démarrage de la machine\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-start -n $LXC_NAME -d >> "$LOG_BUILD_LXC" 2>&1
 sleep 3
 sudo lxc-ls -f >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Update et install aptitude sudo git" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Update et install aptitude sudo git\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-attach -n $LXC_NAME -- apt-get update
 sudo lxc-attach -n $LXC_NAME -- apt-get install -y aptitude sudo git
-echo "> Installation des paquets standard et ssh-server" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Installation des paquets standard et ssh-server\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-attach -n $LXC_NAME -- aptitude install -y ~pstandard ~prequired ~pimportant task-ssh-server
 
-echo "> Renseigne /etc/hosts sur l'invité" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Renseigne /etc/hosts sur l'invité\e[0m" | tee -a "$LOG_BUILD_LXC"
 echo "127.0.0.1 $LXC_NAME" | sudo tee -a /var/lib/lxc/$LXC_NAME/rootfs/etc/hosts >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Ajoute l'user pchecker" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Ajoute l'user pchecker\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-attach -n $LXC_NAME -- useradd -m -p pchecker pchecker >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Autorise pchecker à utiliser sudo sans mot de passe" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Autorise pchecker à utiliser sudo sans mot de passe\e[0m" | tee -a "$LOG_BUILD_LXC"
 echo "pchecker    ALL=(ALL:ALL) NOPASSWD: ALL" | sudo tee -a /var/lib/lxc/$LXC_NAME/rootfs/etc/sudoers >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Mise en place de la connexion ssh vers l'invité." | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Mise en place de la connexion ssh vers l'invité.\e[0m" | tee -a "$LOG_BUILD_LXC"
 if [ -e $HOME/.ssh/$LXC_NAME ]; then
 	rm -f $HOME/.ssh/$LXC_NAME $HOME/.ssh/$LXC_NAME.pub
 	ssh-keygen -f $HOME/.ssh/known_hosts -R $PLAGE_IP.2
@@ -95,35 +95,35 @@ if [ "$?" -ne 0 ]; then	# Si l'utilisateur tarde trop, la connexion sera refusé
 fi
 
 ssh $ARG_SSH $LXC_NAME "git clone https://github.com/YunoHost/install_script /tmp/install_script" >> "$LOG_BUILD_LXC" 2>&1
-echo "> Installation de Yunohost..." | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Installation de Yunohost...\e[0m" | tee -a "$LOG_BUILD_LXC"
 ssh $ARG_SSH $LXC_NAME "cd /tmp/install_script; sudo ./install_yunohost -a" | tee -a "$LOG_BUILD_LXC" 2>&1
-echo "> Post install Yunohost" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Post install Yunohost\e[0m" | tee -a "$LOG_BUILD_LXC"
 ssh $ARG_SSH $LXC_NAME "sudo yunohost tools postinstall --domain $DOMAIN --password $YUNO_PWD" | tee -a "$LOG_BUILD_LXC" 2>&1
 
 USER_TEST=$(cat "$(dirname "$script_dir")/package_check.sh" | grep USER_TEST= | cut -d '=' -f2)
 PASSWORD_TEST=$(cat "$(dirname "$script_dir")/package_check.sh" | grep PASSWORD_TEST= | cut -d '=' -f2)
 SOUS_DOMAIN="sous.$DOMAIN"
 # echo "Le mot de passe Yunohost est \'$YUNO_PWD\'"
-echo "> Ajout du sous domaine de test" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Ajout du sous domaine de test\e[0m" | tee -a "$LOG_BUILD_LXC"
 ssh $ARG_SSH $LXC_NAME "sudo yunohost domain add \"$SOUS_DOMAIN\" --admin-password=\"$YUNO_PWD\""
 USER_TEST_CLEAN=${USER_TEST//"_"/""}
-echo "> Ajout de l'utilisateur de test" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Ajout de l'utilisateur de test\e[0m" | tee -a "$LOG_BUILD_LXC"
 ssh $ARG_SSH $LXC_NAME "sudo yunohost user create --firstname \"$USER_TEST_CLEAN\" --mail \"$USER_TEST_CLEAN@$DOMAIN\" --lastname \"$USER_TEST_CLEAN\" --password \"$PASSWORD_TEST\" \"$USER_TEST\" --admin-password=\"$YUNO_PWD\""
 
-echo -e "\n> Vérification de l'état de Yunohost" | tee -a "$LOG_BUILD_LXC"
+echo -e -e "\e[1m\n> Vérification de l'état de Yunohost\e[0m" | tee -a "$LOG_BUILD_LXC"
 ssh $ARG_SSH $LXC_NAME "sudo yunohost -v" | tee -a "$LOG_BUILD_LXC" 2>&1
 
 
-echo "> Arrêt de la machine virtualisée" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Arrêt de la machine virtualisée\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-stop -n $LXC_NAME >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Suppression des règles de parefeu" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Suppression des règles de parefeu\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo iptables -D FORWARD -i lxc-pchecker -o eth0 -j ACCEPT >> "$LOG_BUILD_LXC" 2>&1
 sudo iptables -D FORWARD -i eth0 -o lxc-pchecker -j ACCEPT >> "$LOG_BUILD_LXC" 2>&1
 sudo iptables -t nat -D POSTROUTING -s $PLAGE_IP.0/24 -j MASQUERADE >> "$LOG_BUILD_LXC" 2>&1
 sudo ifdown --force lxc-pchecker >> "$LOG_BUILD_LXC" 2>&1
 
-echo "> Création d'un snapshot" | tee -a "$LOG_BUILD_LXC"
+echo -e "\e[1m> Création d'un snapshot\e[0m" | tee -a "$LOG_BUILD_LXC"
 sudo lxc-snapshot -n $LXC_NAME >> "$LOG_BUILD_LXC" 2>&1
 # Il sera nommé snap0 et stocké dans /var/lib/lxcsnaps/$LXC_NAME/snap0/
 
diff --git a/sub_scripts/lxc_remove.sh b/sub_scripts/lxc_remove.sh
index 4eb4c49..9e4902a 100755
--- a/sub_scripts/lxc_remove.sh
+++ b/sub_scripts/lxc_remove.sh
@@ -14,24 +14,24 @@ fi
 
 touch "$script_dir/../pcheck.lock" # Met en place le lock de Package check
 
-echo "> Retire l'ip forwarding."
+echo "\e[1m> Retire l'ip forwarding.\e[0m"
 sudo rm /etc/sysctl.d/lxc_pchecker.conf
 sudo sysctl -p
 
-echo "> Désactive le bridge réseau"
+echo "\e[1m> Désactive le bridge réseau\e[0m"
 sudo ifdown --force lxc-pchecker
 
-echo "> Supprime le brige réseau"
+echo "\e[1m> Supprime le brige réseau\e[0m"
 sudo rm /etc/network/interfaces.d/lxc-pchecker
 
-echo "> Suppression de la machine et de son snapshots"
+echo "\e[1m> Suppression de la machine et de son snapshots\e[0m"
 sudo lxc-snapshot -n $LXC_NAME -d snap0
 sudo rm -f /var/lib/lxcsnaps/$LXC_NAME/snap0.tar.gz
 sudo lxc-destroy -n $LXC_NAME -f
 
-echo "> Remove lxc lxctl"
+echo "\e[1m> Remove lxc lxctl\e[0m"
 sudo apt-get remove lxc lxctl
 
-echo "> Suppression des lignes de pchecker_lxc dans .ssh/config"
+echo "\e[1m> Suppression des lignes de pchecker_lxc dans .ssh/config\e[0m"
 BEGIN_LINE=$(cat $HOME/.ssh/config | grep -n "^# ssh pchecker_lxc$" | cut -d':' -f 1)
 sed -i "$BEGIN_LINE,/^IdentityFile/d" $HOME/.ssh/config
diff --git a/sub_scripts/lxc_upgrade.sh b/sub_scripts/lxc_upgrade.sh
index 31a4945..6f722d2 100755
--- a/sub_scripts/lxc_upgrade.sh
+++ b/sub_scripts/lxc_upgrade.sh
@@ -21,13 +21,13 @@ if [ "$(whoami)" != "$(cat "$script_dir/setup_user")" ] && test -e "$script_dir/
 	exit 0
 fi
 
-echo "> Active le bridge réseau"
+echo "\e[1m> Active le bridge réseau\e[0m"
 if ! sudo ifquery lxc-pchecker --state > /dev/null
 then
 	sudo ifup lxc-pchecker --interfaces=/etc/network/interfaces.d/lxc-pchecker
 fi
 
-echo "> Configure le parefeu"
+echo "\e[1m> Configure le parefeu\e[0m"
 if ! sudo iptables -D FORWARD -i lxc-pchecker -o eth0 -j ACCEPT 2> /dev/null
 then
 	sudo iptables -A FORWARD -i lxc-pchecker -o eth0 -j ACCEPT
@@ -41,7 +41,7 @@ then
 	sudo iptables -t nat -A POSTROUTING -s $PLAGE_IP.0/24 -j MASQUERADE
 fi
 
-echo "> Démarrage de la machine"
+echo "\e[1m> Démarrage de la machine\e[0m"
 if [ $(sudo lxc-info --name $LXC_NAME | grep -c "STOPPED") -eq 0 ]; then
 	# Si la machine n'est pas à l'arrêt.
 	sudo lxc-stop -n $LXC_NAME	# Arrête la machine LXC
@@ -53,23 +53,23 @@ sudo lxc-start -n $LXC_NAME -d
 sleep 3
 sudo lxc-ls -f
 
-echo "> Update"
+echo "\e[1m> Update\e[0m"
 update_apt=0
 sudo lxc-attach -n $LXC_NAME -- apt-get update
 sudo lxc-attach -n $LXC_NAME -- apt-get dist-upgrade --dry-run | grep -q "^Inst "	# Vérifie si il y aura des mises à jour.
 if [ "$?" -eq 0 ]; then
 	update_apt=1
 fi
-echo "> Upgrade"
+echo "\e[1m> Upgrade\e[0m"
 sudo lxc-attach -n $LXC_NAME -- apt-get dist-upgrade -y
-echo "> Clean"
+echo "\e[1m> Clean\e[0m"
 sudo lxc-attach -n $LXC_NAME -- apt-get autoremove -y
 sudo lxc-attach -n $LXC_NAME -- apt-get autoclean
 
-echo "> Arrêt de la machine virtualisée"
+echo "\e[1m> Arrêt de la machine virtualisée\e[0m"
 sudo lxc-stop -n $LXC_NAME
 
-echo "> Suppression des règles de parefeu"
+echo "\e[1m> Suppression des règles de parefeu\e[0m"
 sudo iptables -D FORWARD -i lxc-pchecker -o eth0 -j ACCEPT
 sudo iptables -D FORWARD -i eth0 -o lxc-pchecker -j ACCEPT
 sudo iptables -t nat -D POSTROUTING -s $PLAGE_IP.0/24 -j MASQUERADE
@@ -78,9 +78,9 @@ sudo ifdown --force lxc-pchecker
 
 if [ "$update_apt" -eq 1 ]
 then
-	echo "> Archivage du snapshot"
+	echo "\e[1m> Archivage du snapshot\e[0m"
 	sudo tar -cz --acls --xattrs -f /var/lib/lxcsnaps/$LXC_NAME/snap0.tar.gz /var/lib/lxcsnaps/$LXC_NAME/snap0
-	echo "> Remplacement du snapshot"
+	echo "\e[1m> Remplacement du snapshot\e[0m"
 	sudo lxc-snapshot -n $LXC_NAME -d snap0
 	sudo lxc-snapshot -n $LXC_NAME
 fi