festive atmosphere, Sao Joao festival, colorful decorations, paper lanterns, street party, traditional costumes, folk dance, happy people, fireworks, night sky, bonfires, outdoor celebration, Brazilian culture, vibrant music, group of dancers, joyful expressions, patterned dresses, flower crowns, straw hats, bunting flags, city square, historical buildings, warm lighting, starry night, wide-angle shot, high energy, dynamic movement, confetti, street food stalls, grilled corn, candied apples, ambient light, cultural event, lively scene, detailed textures.