1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="utf-8"> 5 <script src="build/exec/Main.js"></script> 6 </head> 7 <body> 8 <canvas id="s3d_canvas" width=300 height=300></canvas> 9 <br> 10 <input type="checkbox" id="hide_floor"><label for="hide_floor">hide floor</label> 11 </body> 12 </html>