html{
	background-image: url("../img/fondo1.jpg");    
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
    background-attachment: fixed;    
}    
.logo{ 
    font-family: Impact, Charcoal, sans-serif;
    padding: 0rem;
    margin: 0rem;
    border: 0rem;
    text-decoration: none;
    color: #ffffff;
}
nav{
	background-color:#02b3f9;
    margin: -3rem -6rem 4rem -3.9rem;
    padding: -0.2rem;
    font-family: sans-serif;
    color: #ffffff;
}
nav ul{list-style-type: none;
       overflow: hidden;
}
nav ul { 
    list-style-type: none; 
    overflow: hidden;
    margin: 0rem;
}
nav ul li {float: left ;
    font-family:sans-serif;
    color:#02b3f9 ;
    padding: 1rem 3rem;
    font-size: 1rem;
}
nav ul li a {
    text-decoration: none;
    color: #ffffff;
}
.analisis-btn{
	background-color:#02b3f9;
	margin: 0 auto;
}
body{
    margin: 1rem;
    padding: 3rem 5rem 5rem 3rem;
    font-family: sans-serif;
    color: #c9700a;
}
article{background-color:#070707;
        float: left;
        width: 17%;
        margin-left: 4.5rem;
        margin: 0rem 2rem 0rem;}

.ancho{width: 30%;}

img {margin: -6rem -3rem -5rem 29rem;
     padding: 0 auto
}
footer{background-color:#02b3f9;
       margin: 5rem -5rem -2rem -3rem;
       padding: 1rem 2rem 1rem 2rem;
       font-style: normal;
       color: #ffffff;
}