* {
  box-sizing: border-box;
}

body {
  background-color: black;
  color: white;
  font-family: 'Courier New', monospace;
  margin: 0;
  padding: 0;
}

.fundo {
  background: url('/img/space.gif') repeat;
  position: fixed;
  top: 0; 
  left: 0;
  width: 100%; 
  height: 100%;
  z-index: -1;
}

header {
  text-align: center;
  padding: 20px;
  background-color: #111;
}

a {
  color: #9370DB;
  text-decoration: none;
}

a:hover {
  color: #6A5ACD;
  text-decoration: underline;
}

nav a {
  color: #ccc;
  text-decoration: none;
  margin: 0 10px;
}

nav a:hover {
  color: white;
  text-decoration: underline;
  margin: 0 10px;
}

main {
  display: flex;
  max-width: 1200px;
  margin: auto;
  padding: 20px;
}

.meio {
  flex: 2;
  padding: 10px;
}

.bloco {
  background-color: #222;
  border: 1px solid #444;
  margin-bottom: 15px;
  padding: 10px;
}

.postagens {
  width: 100%;
  max-width: 1000px;
  min-height: 200px; 
  padding: 16px;
  border-radius: 2px;
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.postagens img {
  width: 100%;   
  height: auto;
}

footer {
  text-align: center;
}