body {
  font-family: Arial, sans-serif;
  margin: 20px;
  background-color: #fff;
}

main {
  margin-bottom: 20px;
  padding: 15px;
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 4px;
}

header,
nav{
  color:#fff;
  background: blue;
  text-align: center;
  margin-bottom: 20px;
  padding: 15px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

aside {
  border: 1px solid #ccc;
  border-radius: 4px;
  float: left;
  width: 20%;
  height: 100vh;
  padding: 20px;
  background: #fff;
}

main.lateral {
  float: right;
  width: 74%;
}

main.central{
  text-align: center;
}

header h1 {
  margin: 0;
  color: #fff;
  text-decoration: none
}

.titulo {
  text-decoration: none;
}

nav a {
  margin-right: 15px;
  text-decoration: none;
  color:#fff;
}

main section {
  margin-bottom: 30px;
}

form {
  display: flex;
  flex-direction: column;
}

form label {
  margin-top: 10px;
}

form input,
form textarea {
  padding: 8px;
  margin-top: 5px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

form button {
  margin-top: 15px;
  padding: 10px;
  background: #2980b9;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.comentario {
  border-bottom: 1px solid #ccc;
  padding-bottom: 10px;
  margin-bottom: 10px;
}

.comentario:last-child {
  border-bottom: none;
}

.banner{
  height: 300px;
  width: 700px;
}

.img-small{
  height: 200px;
  width: 400px;
}

.botonGrande{
  height: 100px;
  width: 100px;
  color: black;
  background: lightblue;
  border: 2px;
  border-radius: 10px;
  font-size: 1.2em;
  cursor: pointer;
}
.botonGrande:hover {
  background: #005bb5;
  transform: scale(1.05);
}

.lista{
list-style-type: none ;
}

.tituloEntrada{
  color: black;
  background-color: #23bceb;
  padding: 30px;
}

footer p {
  position: relative;
  text-align: center;
  font-size: 0.9em;
  color: #555;
  bottom: 0;
  width: 100%;
  height: 40px;
}