form label {
display:block;
 font-size: 20px;
margin: 0 0 10px;

}


form input {
display: block;
  margin: 0 0 10px; 
   padding: 10px 100px;

}


p{
 font-size: 25px;
}

 .pagina{
 padding: 10px 100px;
 margin: 0 0 20px;
  background:#000000;
color:Gainsboro;
}

.pagina2{
 padding: 10px 100px;
 margin: 0 0 20px;
  background:#363636;
color:Gainsboro;
}

.pagina3{
 padding: 10px 100px;
 margin: 0 0 20px;
  background:#696969;
color:Gainsboro;
}

.pagina1{
display: inline-block;
margin:50px 0;
padding: 10px 200px
background:#000080;
}