Colorful City Skyline Silhouette

An abstract rendering of a city's rooftop profiles, presented as a stark grey silhouette against a deep black backdrop. Below the angular outlines of the buildings, a serene gradient shifts smoothly from a calming blue on the left to a refreshing green on the right, creating a distinct and eye-catching visual.

city - skyline - silhouette - abstract - gradient - urban - architecture - blue green - modern