Can't change SCC to what i wanna.

[funpaydarhanger]

First at all i never work with CSS or HTML so...

1. Wanna move .zip icon to place where was .tar icon on site. Seems all done right but its does'nt work.
2. Also wanna make own favicon and its not recognize to.

https://funpaydarhanger.github.io/Rotation_Updates/

---
---

@import "{{ site.theme }}";

.zip_download_link {
  margin-left: 10px;
}

Any sollutions? How i can do this correct? Or where read info about this.