#alta {
 color: #fff;
 border: none;
 margin: 3px;
 padding: 3px;
 background: #c22; 
}

button{
 color: #fff;
 border: none;
 margin: 3px;
 padding: 3px;
 background: #c22; 
}

.frame{
background-color:#ddd;
}

legend{
border:2px solid black;
background-color:#c22;
color:#fff;
margin:0;
padding:0;
}
.login{
width: auto;
height: auto;
display: inline-block;
margin:0 auto;
padding:10pt;
border:2px solid black;
border-radius:10px;
box-shadow: 10px 10px 5px #888888;
background-color: #ddd;
}

.centrado{
text-align:center;
}

#logo{
background-image:url('cabecera-foto.jpg');
background-color:#ddd;
background-repeat:no-repeat;
background-position:center;
width: auto;
height: 112px;
}

body{
margin-right: 10em;
margin-left:10em;
}

h1{
color:#c35;
}

h3{
background-color:#555;
color:#fff;
}