Input
Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Viewport Width (vw) Example</title> <style> body { margin: 0; padding: 0; background-color: #f4f4f4; } .container { width: 50vw; height: 30vw; background-color: #90caf9; display: flex; align-items: center; justify-content: center; margin: 2vw auto; border: 2px solid #1976d2; } .text { font-size: 5vw; /* Responsive font size */ color: #0d47a1; font-weight: bold; } </style> </head> <body> <div class="container"> <div class="text">Responsive Text</div> </div> </body> </html>