body {
  background-image: url('../images/bg_hikingShoes.png');
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  font-size: 18px;
  font-family: "Segoe UI", "Palatino Linotype", serif;
  margin: 0;
  color: #ffffff;
}

/* Container central */
#container {
  margin: 3em auto;
  width: 90%;
  max-width: 800px;
  background-color: rgba(20, 20, 20, 0.9); /* fundo escuro translúcido */
  color: #f0f0f0;
  border-radius: 13px;
  border: 3px solid #999;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.7);
}

/* Cabeçalho vermelho arredondado */
#header {
  background: linear-gradient(to bottom, #a52a2a, #8b0000);
  color: white;
  padding: 1.5em 5%;
  border-radius: 12px 12px 0 0;
  border: none;
}
#header h1 {
  margin: 0;
  font-size: 2em;
}
#header p {
  margin: 0.3em 0 0;
  font-size: 1.2em;
  font-style: italic;
}

/* Navegação */
#header ul {
  list-style-type: none;
  padding: 0;
  margin: 1em 0 0;
}
#header li {
  display: inline-block;
  margin-right: 1em;
}
#header li a {
  color: white;
  text-decoration: none;
}
#header li a:hover {
  text-decoration: underline;
}

/* Conteúdo */

a {
  color: #951111;
  text-decoration: none;
}
a:hover {
  color: #ffffff;
}

#content {
  padding: 20px 5% 30px 5%;
}
p, #content li {
  line-height: 1.6em;
}

/* Imagens */
img {
  max-width: 100%;
  height: auto;
  margin: 1em 0;
  border-radius: 4px;
}

/* Sidebar (exemplo) */
.sidebar a {
  color: #ff6633;
  text-decoration: none;
}
.sidebar a:hover {
  text-decoration: underline;
}

/* Rodapé */
#footer {
  font-size: 0.8em;
  padding: 10px 5%;
  text-align: center;
  color: #ccc;
}