modern winter wonderland christmas lights postcard background

snowflakepatterned winterthemed snowcovered composition wonderland background atmosphere christmas evergreen enhancing nostalgia greetings snowflake whimsical aesthetic undefined postcard designed features branches gradient bluegrey delicate cheerful seasonal projects lighting peaceful artistic vibrant frosted adorned festive holiday perfect glowing elegant magical sparkle wintery accents modern winter lights subtle clouds effect border frames design evokes spirit nature serene forest frosty wintry scene trees