feat: update style and timeout handler

app/components/window.scss

@@ -0,0 +1,31 @@
+.window-header {
+  padding: 14px 20px;
+  border-bottom: rgba(0, 0, 0, 0.1) 1px solid;
+
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.window-header-title {
+  font-size: 20px;
+  font-weight: bolder;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  display: -webkit-box;
+  -webkit-line-clamp: 2;
+  -webkit-box-orient: vertical;
+}
+
+.window-header-sub-title {
+  font-size: 14px;
+  margin-top: 5px;
+}
+
+.window-actions {
+  display: inline-flex;
+}
+
+.window-action-button {
+  margin-left: 10px;
+}