diff --git a/assets/css/timeline.css b/assets/css/timeline.css
index a210317..862cbdc 100644
--- a/assets/css/timeline.css
+++ b/assets/css/timeline.css
@@ -48,7 +48,7 @@
     width: 100%;
     height: 20vh;
     min-height: 500px;
-    align-items: center;
+    align-items: stretch;
     position: relative;
 }
 
@@ -71,7 +71,6 @@
 /* 时间节点 */
 .timeline-item {
     position: relative;
-    height: 80%;
     flex: 1;
     transition: flex var(--tl-transition-speed) cubic-bezier(0.25, 0.1, 0.25, 1);
     border-right: 1px solid rgba(20, 129, 255, 0.1);