docker-shutdown() 
{ 
    echo "";
    echo "Fetching running containers...";
    echo " ";
    bar_length=20;
    for ((i=1; i<=bar_length; i++))
    do
        echo -n "*";
        sleep 0.1;
    done;
    mapfile -t container_list < <(sudo docker ps --format '{{.ID}} {{.Names}} {{.Image}}');
    if [ ${#container_list[@]} -eq 0 ]; then
        sleep 1;
        echo " ";
        echo " ";
        echo "No running containers. Nothing to do ;)";
        echo "";
        return;
    fi;
    echo "";
    echo "";
    echo "Running Containers:";
    echo "";
    declare -a container_ids;
    for i in "${!container_list[@]}";
    do
        container="${container_list[$i]}";
        id=$(echo "$container" | awk '{print $1}');
        name=$(echo "$container" | awk '{print $2}');
        image=$(echo "$container" | awk '{print $3}');
        index=$((i + 1));
        echo "[$index] $name ($image) - $id";
        container_ids+=("$id");
    done;
    echo "";
    echo "Enter the number(s) of container(s) to stop (e.g. 1 3 4), or 'all' to stop everything:";
    read -rp "> " input;
    echo "";
    selected_ids=();
    if [[ "$input" == "all" ]]; then
        selected_ids=("${container_ids[@]}");
    else
        for num in $input;
        do
            if [[ "$num" =~ ^[0-9]+$ ]] && (( num >= 1 && num <= ${#container_ids[@]} )); then
                index=$((num - 1));
                selected_ids+=("${container_ids[$index]}");
            else
                echo "Invalid selection: '$num'";
            fi;
        done;
    fi;
    if [ ${#selected_ids[@]} -eq 0 ]; then
        echo "No valid containers selected. Aborting.";
        restart;
    fi;
    echo "Stopping selected container(s)...";
    sudo docker stop "${selected_ids[@]}";
    echo "";
    echo "Shutdown complete!";
    echo "";
    echo "Finishing up, please wait a moment...";
    echo "";
    bar_length=20;
    for ((i=1; i<=bar_length; i++))
    do
        echo -n "*";
        sleep 0.1;
    done;
    echo "";
    sleep 1;
    echo "";
    echo "Finished! Thanks for using my tool! Goodbye!";
    echo ""
}