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<html><head><meta name="viewport" content="width=device-width, initial-scale=1"><style>.responsive { width: 100%; max-width: 400px; height: auto;}</style></head><body><h2>Responsive Images</h2><p>If you want to restrict a responsive image to a maximum size, use the max-width property, with a pixel value of your choice.</p><p>Resize the browser window to see the effect.</p><img src="img_nature.jpg" alt="Nature" class="responsive" width="600" height="400"></body></html>