HTML CSS examples for CSS Layout:Position
Positioning <div> element at center of screen
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> .popup {<!-- w w w . ja va 2 s. c o m--> position:fixed; top:51%; left:51%; -webkit-transform:translate(-51%, -51%); transform:translate(-51%, -51%); border:2px solid Chartreuse; } </style> </head> <body> <div class="popup"> Lorem ipsum dolor sit amet, <br> <img src="https://www.java2s.com/style/demo/Opera.png"> </div> </body> </html>