body, html {
  font-family: Arial, sans-serif;
  text-align: center;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

body{
  background-image: url(img/rede.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}

#quadro{
  background-color: rgb(227, 238, 248);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  border-radius: 10px;

}

#quadro #internoquadro #logo{
  height: 80px;

}


h1 {
   margin-bottom: 20px;
}

p {
  font-size: 18px;
  margin: 10px 0;
}

#btnsobre{
  float: right;
  background-color: #007bff;
  text-decoration: none;
  color: #FFF;
  border-radius: 5px;
  padding: 3px;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
}

 button:hover {
  background-color: #0056b3;
}

#desenvolvido{
  position: fixed;
  bottom: 5px;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 17px;
  background-color: rgb(255, 255, 255, 0.8);
  border-radius: 5px;
  padding: 1px;
}

#desenvolvido img{
  height: 30px;
}

#desenvolvido a{
  text-decoration: none;
  color: #1dbe50;
}

@media (max-width:500px){
  #quadro{
    width: 95%;
    padding: 30px 10px 30px 10px;
  }
}