<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <div style="position: relative; 500px; height:200px; border:1px solid red; margin: 0 auto;"> <div style="position: absolute; 50px; height: 50px; left:0; bottom: 0; background-color: #303030"> </div> </div> <div style="position: relative; 500px; height:200px; border:1px solid red; margin: 0 auto;"></div> <div style="position: relative; 500px; height:200px; border:1px solid red; margin: 0 auto;"></div> </body> </html>