diff --git a/src/thsf/static/css/style.css b/src/thsf/static/css/style.css
index e0d3d06..1b571c0 100644
--- a/src/thsf/static/css/style.css
+++ b/src/thsf/static/css/style.css
@@ -63,7 +63,7 @@ span.place {
 #main_wrapper {
   display: flex;
   flex-direction: line;
-  justify-content: flex-start;
+  justify-content: center;
   align-items: start;
   height: 100vh;
 }