void Botaum::draw()
{
    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    glColor3f(0.0f, 0.0f, 0.0f);
    glRectf(-0.75f,0.75f, 0.75f, -0.75f);
    glutSwapBuffers();
}