Generally, don't use px for responsive layouts. And unfortunately, that i know all to. When setting the size of fonts in css, should i be using a percent value (%) or em? Can you explain the advantage? Em has the purpose of giving em phasis to the content. Both of them emphasize text. Tag shows text as italics, whereas <strong> Is this the only difference? Você verá os dispositivos em que sua conta do google está ou esteve conectada nas últimas semanas. Para ver mais detalhes, selecione um dispositivo ou uma sessão.

They have the same effect on normal web browser rendering engines, but there is a fundamental difference between them. As the author writes in a discussion list post: Think of three different. The unrestricted execution policy is generally considered risky.

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SEMANA 4 (VOLUME 3) ...