body{

font-family: Arial;
background:#f4f4f4;
text-align:center;
margin:0;

}


header{

padding:40px;

}


.logo{

font-size:60px;
font-family:serif;
letter-spacing:8px;

}


h1{

font-size:40px;

}


.sub{

margin-bottom:30px;

}


input{

width:350px;
padding:15px;
font-size:20px;

}


button{

margin-top:20px;
padding:15px 40px;
font-size:18px;
background:black;
color:white;
border:none;
cursor:pointer;

}


.box{

margin-top:40px;
font-size:18px;

}


#resultado{

display:none;

}