body {font-family:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";} #footer {background-color: rgb(85, 87, 83);} #header-menu {background-color: rgb(238, 238, 236);} #header-top {background-color: rgb(52, 101, 164);} .conteudo-principal { background-color: rgba(0, 0, 0, 0); }