message: add down icon
diff: @@ -61,10 +61,10 @@ export class TopBar extends Component<{}, State> {
  return (
  <AntdMenu>
  <AntdMenu.Item>
  - <A href="/actions">{t("topbar.actions")}</A>
  + <StyledLink to="/actions">{t("topbar.actions")}</StyledLink>
  </AntdMenu.Item>
  <AntdMenu.Item>
  - <A href="/blocks">{t("topbar.blocks")}</A>
  + <StyledLink to="/blocks">{t("topbar.blocks")}</StyledLink>
  </AntdMenu.Item>
  </AntdMenu>
  );
  @@ -73,11 +73,13 @@ export class TopBar extends Component<{}, State> {
  public renderMenu = () => {
  return [
  <div>
  - <A key={0} href="/" onClick={this.hideMobileMenu}>
  + <StyledLink key={0} to="/" onClick={this.hideMobileMenu}>
  {t("topbar.home")}
  - </A>
  - <AntdDropdown overlay={this.renderBlockchainMenu()}>
  - <A href="#">{t("topbar.blockchain")}</A>
  + </StyledLink>
  + <AntdDropdown key={1} overlay={this.renderBlockchainMenu()}>
  + <StyledLink className="ant-dropdown-link" to="#">
  + {t("topbar.blockchain")} <Icon type="down" />
  + </StyledLink>
  </AntdDropdown>
  </div>
  ];
  @@ -244,7 +246,7 @@ const menuItem = {
  borderBottom: "1px #EDEDED solid"
  }
  };
  -const A = styled("a", menuItem);
  +// const A = styled("a", menuItem);
  // const BrandText = styled("a", {
  // ...menuItem,
  // marginLeft: 0,
  