@import url('https://fonts.googleapis.com/css?family=Roboto:300,400');
*{
	margin: 0;
	padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}
body
{

	background-size: 100% 100%;
    background-repeat: no-repeat;
    background-attachment: fixed;
}
header
{
	width: 100%;
	height: 110px;
	padding: 20px;
	background: rgba(250,250,250,0.2);
}

.fondo
{
    width: 100%;
    height:50vh;
    
    display: block;
    color:#ccc;

    text-align: center;
    text-align-last: center;
    margin: auto;
    margin-top: 400px;
    padding: 20px;
    
}

.fondo img
{
    width: 100%;
    max-width: 80px;
    height: auto;
    opacity: .2;
    padding: 10px;
    margin: auto;
    display: block;
    text-align: center;
}

.fondo h1
{
   font-size: 18px; 
}
.fondo p
{
    padding:10px;
    font-size: 15px;
}


footer
{
    width: 100%;    
    margin: auto;
    position: fixed;
    display: block;
    padding: 20px;
    bottom: 0;
    color: #ddd;
    text-align: center;
    text-align-last: center;
    
    
}


.firma p
{
   margin: auto;
   padding: 5px;
   text-align-last: center;
   
}

.firma a
{
    color:#aaa;
    text-decoration: none;
    padding-left: 10px;
     transition: all 0.5s ease;
}

.firma a i
{
    display: inline-block;
    font-size: 20px;
    
}

.firma a:hover
{
    transition: all 0.5s ease;
    color: #359ABB;
}

@media screen and (max-width: 420px)
{
    .fondo
    {
        height: 50%;
        margin-top: 180px;
    }
    footer
    {
        font-size: 14px;
        
    }
}

@media screen and (max-height: 330px)
{
    .fondo
    {
        height:30vh;
        
        margin-top: 60px;
        margin-bottom: 20px;
    }
    
        footer
    {
        font-size: 13px;
        
    }
}