/* Original photographs remain byte-for-byte unchanged. Only global tonal filters.
   No generation, smoothing, retouching, geometry or face modifications. */
img[data-portrait-tone="marco"]{filter:brightness(1.13) contrast(.96) saturate(.96)}
img[data-portrait-tone="davide"]{filter:brightness(1.14) contrast(.96) saturate(.96)}
img[data-portrait-tone="jose"]{filter:brightness(1.12) contrast(.97) saturate(.93)}
img[data-portrait-tone="carla"]{filter:brightness(1.08) contrast(.97) saturate(.94)}