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;
}

.conteudo {
  width: 800px;
  margin: auto;
  text-align: center;
  padding: 150px 100px;
}

.conteudo li {
  display: inline-block;
  text-align: center;
  height: 30%;
  margin: 20px;
  box-sizing: border-box;
  border: 3px solid black;
  border-radius: 5px;
}

.conteudo li:hover {
  border: 5px solid blue;
  border-radius: 5px;

}

.conteudo h2 {
  font-size: 30px;
  color: black;

}
.conteudo a {
  text-decoration: none;
}



.logodoblog {
  width: 200px;
  height: 200px;
}