CSS Z-index
<!DOCTYPE html> <html> <head> <style> .behind { position: absolute; z-index: 1; } .in-front { position: absolute; z-index: 2; } </style> </head> <body> <div class="behind">Behind</div> <div class="in-front">In front</div> </body> </html>
<!DOCTYPE html> <html> <head> <style> .behind { position: absolute; z-index: 1; } .in-front { position: absolute; z-index: 2; } </style> </head> <body> <div class="behind">Behind</div> <div class="in-front">In front</div> </body> </html>