message: Parameter dropdown menu styling fix - close button and title persistent, only parameter tree itself scrolls
diff: <button class="close-button" @click="hideTree">X</button>
  Parameters
  </div>
  + <div class="param-tree">
  <json-view
  v-bind:data="odriveConfigs"
  v-bind:rootKey="'odrives'"
  />
  </div>
  </div>
  + </div>
  <div class="dashboard_container">
  <div class="controls">
  <template v-for="(control, index) in dash.controls">
  @@ -262,15 +264,17 @@ export default {
  .dropdown {
  position: absolute;
  - padding: var(--top-height) 0;
  + padding: 0 0;
  display: inline-block;
  }
  .dropdown-content {
  position: absolute;
  z-index: 1;
  - padding: var(--top-height) 0;
  - max-height: 90vh;
  +}
  +
  +.param-tree {
  overflow-y: scroll;
  + max-height: 85vh;
  }
  </style>
  \ No newline at end of file
  