Controls.cs

using UnityEngine;
using System.Collections;

public class Controls : MonoBehaviour {

    float rotateX;
    float rotateY;
    float rotateZ;

    float playerX;
    float playerY;
    float playerZ;

    void OnGUI()
    {
        GUI.Box(new Rect(0, 0, Screen.width, Screen.height), rotateX + "\n" + rotateY + "\n" + rotateZ);
    }

    // Use this for initialization
    void Start () {

        float rotateX = 0;
        float rotateY = 0;
        float rotateZ = 0;

        float playerX = 0;
        float playerY = 0;
        float playerZ = 0;

    }

    float getnew (float cur) {

        if (cur > 360){

            return cur-360;

        }
        if (cur < -360){

            return cur+360;

        }

        return cur;

    }

    // Update is called once per frame
    void Update () {
        float time = Time.deltaTime;

        //QE

        if (Input.GetKey("q")) {
            rotateX = getnew(rotateX + time*50);
        }
        if (Input.GetKey("e")) {
            rotateX = getnew(rotateX - time*50);
        }

        //WASDSpaceC

        if (Input.GetKey("w")) {
            transform.position = transform.position + transform.forward*time*10;
        }
        if (Input.GetKey("a")) {
            transform.position = transform.position - transform.right*time*10;
        }
        if (Input.GetKey("s")) {
            transform.position = transform.position - transform.forward*time*10;
        }
        if (Input.GetKey("d")) {
            transform.position = transform.position + transform.right*time*10;
        }

        if (Input.GetKey("space")) {
            transform.position = transform.position + transform.up*time*10;
        }
        if (Input.GetKey("c")) {
            transform.position = transform.position - transform.up*time*10;
        }

        //UpDownRightLeft

        if (Input.GetKey(KeyCode.UpArrow)) {
            rotateY = rotateY - time*50;
        }
        if (Input.GetKey(KeyCode.DownArrow)) {
            rotateY = rotateY + time*50;
        }
        if (Input.GetKey(KeyCode.LeftArrow)) {
            rotateZ = rotateZ - time*50;
        }
        if (Input.GetKey(KeyCode.RightArrow)) {
            rotateZ = getnew(rotateZ + time*(90-rotateX));
            rotateY = getnew(rotateY - rotateX*time);

        }


        transform.eulerAngles = new Vector3(rotateY,rotateZ,rotateX);

    }

}