a mockup image featuring a person holding a smartphone with chroma key or green screen

advertisement advertising application background backgroundimage blank blankspace border brightness chroma clean color communication concept copyspace creativity customizable design device digital display electronics empty environmental ergonomics frame futuristic gadget graphic green greenbackground greenboard greenkey hand handheld handholding holding innovation insert interactive interface manipulation marketing media mobile mobiledevice mockup modern photoediting photomockup photomontage placeholder portable presentation replaceable replacement screen screenwriting seamless showcasing simplicity skinning smartphone substitution technology template touch touchscreen usable user vibrant virtual visibility visual widescreen