Steam has a large number of options that will help you change your profile and make it unique. One of those options is the ability to change the theme of your profile. You can do this in profile settings, and it will only take a few clicks.
- How to Change Your Steam Profile Theme
- Click on the profile icon
- Click on View my profile
- Click on Edit Profile
- Click on Themes
- Choose the theme you want to use
- Click on Save