header{
  border: 3px solid #000000;
}


.menu{
  width: 700px;
  height: 300px;
  margin: auto;
  position: relative;
}

nav{
  position: absolute;
  right: 0;
  top: 150px;
  padding-right: 50px;
}

nav li{
  display: inline;
  padding-left: 10px;
  position: relative;
}

nav a{
  font-size: 20px;
  text-transform: uppercase;
  color: black;
  font-weight: bold;
  text-decoration: none
}

nav a:hover{
  color: blue;
  text-decoration: underline;
  font-size: 25px;
}

#logo {
  width: 200px;
  height: 200px;
  position: relative;
  top: 50px;
}

#titulo {
  text-align: center;
  font-size: 50px;
  font-family: Arial;
  padding: 30px 0;
}

main {
  background: red;
}

.cabeçalho {
  background: white;
}
 
main a {
  text-decoration: none;
  color: black;
}

.debate {
  width: 190px;
  padding: 20px;
  margin: auto;
}

.debate h1 {
  font-size: 30px;
  padding: 10px;
  border: 3px solid white;
}