Utopian Info | experience the error when scroll to see all info

Expected behavior

all the info about contribution utopian.io can display fully. when interesting screen down may display all statistical category.

Actual behavior

but in fact, to show all statistical category must pressing the category and not pressing the back button. I think this an error in the view mobile.

How to reproduce

• Go to Utopian Info Here
• select category
  
• do scroll several times.
  
  
  
  Browser: Chrome
  
  Phone:Samsung Grand Prime SM-G530H
  
  Operating System:Android 4.4.4
  
  Application version:Chrome 65.0.3325. 1.09
  
  
  

Recording Of The Bug