Olá.
Os elementos do cabecalhoPrincipal-nav não estão se comportando da mesma forma que o apresentado no vídeo ou no texto-descrição, mesmo aplicando o display:flex.
Abrindo o console (navegador Chrome), tenho:
index.html:1 A cookie associated with a cross-site resource at http://youtube.com/ was set without the SameSite
attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with SameSite=None
and Secure
. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
index.html:1 A cookie associated with a cross-site resource at https://youtube.com/ was set without the SameSite
attribute. A future release of Chrome will only deliver cookies with cross-site requests if they are set with SameSite=None
and Secure
. You can review cookies in developer tools under Application>Storage>Cookies and see more details at https://www.chromestatus.com/feature/5088147346030592 and https://www.chromestatus.com/feature/5633521622188032.
O CanIuse não é muito claro.