.streamlit/config.toml

[theme]
primaryColor = "#FF0000"  # Bright red for interactive elements
backgroundColor = "#000000"  # Black background for the main content area
secondaryBackgroundColor = "#121212"  # A slightly lighter shade of black for the sidebar
textColor = "#FFFFFF"  # White for text to contrast the dark background
font = "monospace"  # A techy font style.