simple graphic

Infinity Symbol — Red, Calm, Minimalist

1536 × 2048

Text on Dark Background — Gray, Neutral, Minimalist, Black, Retardis

1920 × 1200

blue flag with silver star

1600 × 900

green square with leaf icon

1680 × 1050

green text on yellow background

1280 × 1024

Green Christmas Tree — Red, Festive

1280 × 1024