.box { border: 1px solid;
 width: 900px;
 height: 500px;
 background: black;
  border-radius: 50px;
  margin-left: 150px;
  margin-top: 400px;
}
.titulo { font-size: 24px;
margin-left: 50px;
}
.espbranc {
  border: 1px solid white;
  width: 1500px;
  height: 150px;
  position:fixed;
  background: white;
}
  
 .texto {
  margin-left: 300px;
  width: 30%;
  height: 30px;
 border-top-left-radius: 20px;
  border-bottom-left-radius: 20px;
  position: fixed;
  }
  
.botao {
  width: 5%;
margin-left: 788px;
height: 36px;
border-bottom-right-radius: 20px;
border-top-right-radius: 20px;
position: fixed;
}
.logo {
  width: 200px;
  position: fixed;
}
.pro1 {
  border: 1px solid gray;
  width: 150px;
  height: 300px;
  background: solid gray;
  position: fixed;
}