Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.Every slide includes a background, which can be a picture or solid color.