<h3>Fit an Image Within a Canvas with Given Width and Height</h3>
                    <h4 style="margin-bottom: 10px;">(the image fits within a canvas with a given backgrond color)</h4>

                    <p>
                        <div class="image-container image-container-180x120">
                            <img src="<?php 
echo image_process($my_image, 180, 120, true, true);
?>
" />
                        </div>

                        width = 180px, height = 120px
                    </p>

                    <p>
                        <div class="image-container image-container-120x180">
                            <img src="<?php 
echo image_process($my_image, 120, 180, true, true);
?>
" />
                        </div>
                        width = 120px, height = 180px
                    </p>

                </div>

            </div>

        </section>
                <div class="col-md-4">

                    <h3>Fit Image by Width and Height</h3>
                    <h4 style="margin-bottom: 10px;">(the image is cropped for ratio maintaining)</h4>

                    <p>
                        <img src="<?php 
echo image_process($my_image, 160, 120);
?>
" />
                        <br />
                        width = 160px, height = 120px
                    </p>

                    <p>
                        <img src="<?php 
echo image_process($my_image, 120, 160);
?>
" />
                        <br />
                        width = 120px, height = 160px
                    </p>

                </div>


            </div>

        </section>