diff --git a/src/pages/UserCenter/UserDynamics.css b/src/pages/UserCenter/UserDynamics.css
index e69de29..40a11b4 100644
--- a/src/pages/UserCenter/UserDynamics.css
+++ b/src/pages/UserCenter/UserDynamics.css
@@ -0,0 +1,79 @@
+.user-dynamics-container {
+  padding: 40px 10% 40px 5%;
+  max-width: 900px;
+}
+
+.user-dynamics-title {
+  font-size: 24px;
+  font-weight: bold;
+  margin-bottom: 20px;
+}
+
+.user-dynamics-loading,
+.user-dynamics-empty {
+  font-size: 16px;
+  color: #888;
+  margin-top: 20px;
+}
+
+.dynamic-card {
+  background: #fff;
+  border: 1px solid #eee;
+  border-radius: 12px;
+  padding: 20px;
+  margin-bottom: 20px;
+  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
+}
+
+.dynamic-header {
+  display: flex;
+  align-items: center;
+  margin-bottom: 10px;
+}
+
+.dynamic-avatar {
+  width: 48px;
+  height: 48px;
+  border-radius: 50%;
+  margin-right: 12px;
+}
+
+.dynamic-userinfo {
+  display: flex;
+  flex-direction: column;
+}
+
+.dynamic-username {
+  font-weight: bold;
+  font-size: 16px;
+}
+
+.dynamic-time {
+  font-size: 12px;
+  color: #999;
+}
+
+.dynamic-title {
+  font-size: 18px;
+  margin: 10px 0 5px;
+}
+
+.dynamic-content p {
+  font-size: 15px;
+  line-height: 1.5;
+}
+
+.dynamic-images {
+  display: flex;
+  flex-wrap: wrap;
+  margin-top: 10px;
+  gap: 10px;
+}
+
+.dynamic-images img {
+  width: 120px;
+  height: 120px;
+  object-fit: cover;
+  border-radius: 8px;
+  border: 1px solid #ddd;
+}