format boxes

presentation/presentation.md

@@ -61,9 +61,7 @@ func main() {
 
 <center>
 
-<box>Build environment</box> $\rightarrow$
-<box>Compile</box> $\rightarrow$
-<box>Deploy</box>
+<box>Build environment</box> $\rightarrow$ <box>Compile</box> $\rightarrow$ <box>Deploy</box>
 
 </center>