message: PanelHeader: fixed children vertical alignment in android webview
diff: .PanelHeader--android .PanelHeader-content > *:not(.Search):not(.PanelHeaderContent) {
  padding: 0 6px;
  - height: auto;
  - line-height: auto;
  max-width: 100%;
  flex: 1;
  min-width: 0;
  