--- a/devtools/client/themes/netmonitor.css
+++ b/devtools/client/themes/netmonitor.css
@@ -1096,22 +1096,16 @@
   width: 100%;
 }
 
 .treeTable .textbox-input:focus {
   outline: 0;
   box-shadow: var(--theme-focus-box-shadow-textbox);
 }
 
-.panel-container {
-  /* FIXME: To avoid the issue which panel exceeds visible range,
-   * we set view heigh - 24px * 2 for toolbox height + tabs height */
-  height: calc(100vh - 48px);
-}
-
 .panel-container,
 .properties-view {
   display: flex;
   flex-direction: column;
   flex-grow: 1;
 }
 
 .properties-view .searchbox-section {