docs: header update

readme.md

@@ -1,14 +1,17 @@
 # ghstats
 
+<div align="center">
+
+Self-hosted dashboard for tracking GitHub repos traffic history longer than 14 days.
+
 [<img src="https://badgen.net/github/release/vladkens/ghstats" alt="version" />](https://github.com/vladkens/ghstats/releases)
 [<img src="https://badgen.net/github/license/vladkens/ghstats" alt="license" />](https://github.com/vladkens/ghstats/blob/main/LICENSE)
 [<img src="https://badgen.net/static/-/buy%20me%20a%20coffee/ff813f?icon=buymeacoffee&label" alt="donate" />](https://buymeacoffee.com/vladkens)
 
+</div>
+
 <div align="center">
-  Self-hosted dashboard for tracking GitHub repos traffic history longer than 14 days.
-  <br />
-  <br />
-  <img src="https://github.com/vladkens/ghstats/blob/assets/preview.png?raw=true" alt="ghstats preview" />
+  <img src="https://github.com/vladkens/ghstats/blob/assets/preview.png?raw=true" alt="preview" />
 </div>
 
 ## 🌟 Features