diff --git a/markdown/portfolio/0.md b/markdown/portfolio/0.md
index c38c182..b11d51b 100644
--- a/markdown/portfolio/0.md
+++ b/markdown/portfolio/0.md
@@ -8,4 +8,4 @@ Currently studying computer science at [hongik university](https://wwwce.hongik.
 
 ## Skills
 
-<img alt="programming skills" src="/img/skills.svg" />
+<img alt="programming skills" src="/img/skills.svg" style="display: block; margin-left: auto; margin-right: auto; max-width: 100%;" />