Overview On this page Resizing images Optimizing images Adjustments Image canvas Effects Watermarks ##Resizing images Width Height Fit Crop Device pixel ratio ##Optimizing images Requirements How To Use Customizing the Optimization ##Adjustments Brightness Contrast Gamma ##Image canvas Background Border Orientation Flip ##Effects Blur Pixelate Greyscale Sepia Sharpen ##Watermarks Adding a watermark Watermark opacity Watermark position Watermark padding Watermark size