ใช้คุณสมบัติ column-gap เพื่อกำหนดช่องว่างระหว่างคอลัมน์
ตัวอย่าง: 50px
<!DOCTYPE html> <html> <head> <style> .demo { column-count: 4; column-gap: 50px; } </style> </head> <body> <div class = "demo"> This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. This is demo text. </div> </body> </html>